/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
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package com.google.cloud.documentai.v1beta2;

/**
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        backgroundColor_ = null;
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      /**
       *
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       * <pre>
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       * <code>string text_style = 5;</code>
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      /**
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       *
       * <code>string text_decoration = 6;</code>
       *
       * @param value The textDecoration to set.
       * @return This builder for chaining.
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      public Builder setTextDecoration(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
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        textDecoration_ = value;
        bitField0_ |= 0x00000020;
        onChanged();
        return this;
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      /**
       *
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       * <pre>
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       *
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      public Builder clearTextDecoration() {
        textDecoration_ = getDefaultInstance().getTextDecoration();
        bitField0_ = (bitField0_ & ~0x00000020);
        onChanged();
        return this;
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      /**
       *
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       * <pre>
       * Text decoration. Follows CSS standard.
       * &lt;text-decoration-line&gt; &lt;text-decoration-color&gt; &lt;text-decoration-style&gt;
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      private com.google.cloud.documentai.v1beta2.Document.Style.FontSize fontSize_;
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       *
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       * @return The fontSize.
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      public com.google.cloud.documentai.v1beta2.Document.Style.FontSize getFontSize() {
        if (fontSizeBuilder_ == null) {
          return fontSize_ == null
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              : fontSize_;
        } else {
          return fontSizeBuilder_.getMessage();
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      /**
       *
       *
       * <pre>
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.Style.FontSize font_size = 7;</code>
       */
      public Builder setFontSize(
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        if (fontSizeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          fontSize_ = value;
        } else {
          fontSizeBuilder_.setMessage(value);
        }
        bitField0_ |= 0x00000040;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Font size.
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.Style.FontSize font_size = 7;</code>
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      public Builder setFontSize(
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        if (fontSizeBuilder_ == null) {
          fontSize_ = builderForValue.build();
        } else {
          fontSizeBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x00000040;
        onChanged();
        return this;
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      /**
       *
       *
       * <pre>
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      public Builder mergeFontSize(
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        if (fontSizeBuilder_ == null) {
          if (((bitField0_ & 0x00000040) != 0)
              && fontSize_ != null
              && fontSize_
                  != com.google.cloud.documentai.v1beta2.Document.Style.FontSize
                      .getDefaultInstance()) {
            getFontSizeBuilder().mergeFrom(value);
          } else {
            fontSize_ = value;
          }
        } else {
          fontSizeBuilder_.mergeFrom(value);
        }
        bitField0_ |= 0x00000040;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Font size.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Style.FontSize font_size = 7;</code>
       */
      public Builder clearFontSize() {
        bitField0_ = (bitField0_ & ~0x00000040);
        fontSize_ = null;
        if (fontSizeBuilder_ != null) {
          fontSizeBuilder_.dispose();
          fontSizeBuilder_ = null;
        }
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Font size.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Style.FontSize font_size = 7;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Style.FontSize.Builder
          getFontSizeBuilder() {
        bitField0_ |= 0x00000040;
        onChanged();
        return getFontSizeFieldBuilder().getBuilder();
      }
      /**
       *
       *
       * <pre>
       * Font size.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Style.FontSize font_size = 7;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Style.FontSizeOrBuilder
          getFontSizeOrBuilder() {
        if (fontSizeBuilder_ != null) {
          return fontSizeBuilder_.getMessageOrBuilder();
        } else {
          return fontSize_ == null
              ? com.google.cloud.documentai.v1beta2.Document.Style.FontSize.getDefaultInstance()
              : fontSize_;
        }
      }
      /**
       *
       *
       * <pre>
       * Font size.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Style.FontSize font_size = 7;</code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Style.FontSize,
              com.google.cloud.documentai.v1beta2.Document.Style.FontSize.Builder,
              com.google.cloud.documentai.v1beta2.Document.Style.FontSizeOrBuilder>
          getFontSizeFieldBuilder() {
        if (fontSizeBuilder_ == null) {
          fontSizeBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Style.FontSize,
                  com.google.cloud.documentai.v1beta2.Document.Style.FontSize.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Style.FontSizeOrBuilder>(
                  getFontSize(), getParentForChildren(), isClean());
          fontSize_ = null;
        }
        return fontSizeBuilder_;
      }

      @java.lang.Override
      public final Builder setUnknownFields(
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      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
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        return super.mergeUnknownFields(unknownFields);
      }

      // @@protoc_insertion_point(builder_scope:google.cloud.documentai.v1beta2.Document.Style)
    }

    // @@protoc_insertion_point(class_scope:google.cloud.documentai.v1beta2.Document.Style)
    private static final com.google.cloud.documentai.v1beta2.Document.Style DEFAULT_INSTANCE;

    static {
      DEFAULT_INSTANCE = new com.google.cloud.documentai.v1beta2.Document.Style();
    }

    public static com.google.cloud.documentai.v1beta2.Document.Style getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser<Style> PARSER =
        new com.google.protobuf.AbstractParser<Style>() {
          @java.lang.Override
          public Style parsePartialFrom(
              com.google.protobuf.CodedInputStream input,
              com.google.protobuf.ExtensionRegistryLite extensionRegistry)
              throws com.google.protobuf.InvalidProtocolBufferException {
            Builder builder = newBuilder();
            try {
              builder.mergeFrom(input, extensionRegistry);
            } catch (com.google.protobuf.InvalidProtocolBufferException e) {
              throw e.setUnfinishedMessage(builder.buildPartial());
            } catch (com.google.protobuf.UninitializedMessageException e) {
              throw e.asInvalidProtocolBufferException()
                  .setUnfinishedMessage(builder.buildPartial());
            } catch (java.io.IOException e) {
              throw new com.google.protobuf.InvalidProtocolBufferException(e)
                  .setUnfinishedMessage(builder.buildPartial());
            }
            return builder.buildPartial();
          }
        };

    public static com.google.protobuf.Parser<Style> parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser<Style> getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Style getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }
  }

  public interface PageOrBuilder
      extends
      // @@protoc_insertion_point(interface_extends:google.cloud.documentai.v1beta2.Document.Page)
      com.google.protobuf.MessageOrBuilder {

    /**
     *
     *
     * <pre>
     * 1-based index for current [Page][google.cloud.documentai.v1beta2.Document.Page] in a parent [Document][google.cloud.documentai.v1beta2.Document].
     * Useful when a page is taken out of a [Document][google.cloud.documentai.v1beta2.Document] for individual
     * processing.
     * </pre>
     *
     * <code>int32 page_number = 1;</code>
     *
     * @return The pageNumber.
     */
    int getPageNumber();

    /**
     *
     *
     * <pre>
     * Physical dimension of the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Dimension dimension = 2;</code>
     *
     * @return Whether the dimension field is set.
     */
    boolean hasDimension();
    /**
     *
     *
     * <pre>
     * Physical dimension of the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Dimension dimension = 2;</code>
     *
     * @return The dimension.
     */
    com.google.cloud.documentai.v1beta2.Document.Page.Dimension getDimension();
    /**
     *
     *
     * <pre>
     * Physical dimension of the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Dimension dimension = 2;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.DimensionOrBuilder getDimensionOrBuilder();

    /**
     *
     *
     * <pre>
     * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 3;</code>
     *
     * @return Whether the layout field is set.
     */
    boolean hasLayout();
    /**
     *
     *
     * <pre>
     * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 3;</code>
     *
     * @return The layout.
     */
    com.google.cloud.documentai.v1beta2.Document.Page.Layout getLayout();
    /**
     *
     *
     * <pre>
     * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 3;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder getLayoutOrBuilder();

    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
        getDetectedLanguagesList();
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage getDetectedLanguages(
        int index);
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    int getDetectedLanguagesCount();
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
        getDetectedLanguagesOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
        getDetectedLanguagesOrBuilder(int index);

    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Block> getBlocksList();
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.Block getBlocks(int index);
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    int getBlocksCount();
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder>
        getBlocksOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder getBlocksOrBuilder(int index);

    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Paragraph> getParagraphsList();
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.Paragraph getParagraphs(int index);
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    int getParagraphsCount();
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder>
        getParagraphsOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder getParagraphsOrBuilder(
        int index);

    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Line> getLinesList();
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.Line getLines(int index);
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    int getLinesCount();
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder>
        getLinesOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder getLinesOrBuilder(int index);

    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Token> getTokensList();
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.Token getTokens(int index);
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    int getTokensCount();
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder>
        getTokensOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder getTokensOrBuilder(int index);

    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.VisualElement>
        getVisualElementsList();
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.VisualElement getVisualElements(int index);
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    int getVisualElementsCount();
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder>
        getVisualElementsOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder
        getVisualElementsOrBuilder(int index);

    /**
     *
     *
     * <pre>
     * A list of visually detected tables on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table> getTablesList();
    /**
     *
     *
     * <pre>
     * A list of visually detected tables on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.Table getTables(int index);
    /**
     *
     *
     * <pre>
     * A list of visually detected tables on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
     */
    int getTablesCount();
    /**
     *
     *
     * <pre>
     * A list of visually detected tables on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
     */
    java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.Page.TableOrBuilder>
        getTablesOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of visually detected tables on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.TableOrBuilder getTablesOrBuilder(int index);

    /**
     *
     *
     * <pre>
     * A list of visually detected form fields on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
     * </code>
     */
    java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.FormField> getFormFieldsList();
    /**
     *
     *
     * <pre>
     * A list of visually detected form fields on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.FormField getFormFields(int index);
    /**
     *
     *
     * <pre>
     * A list of visually detected form fields on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
     * </code>
     */
    int getFormFieldsCount();
    /**
     *
     *
     * <pre>
     * A list of visually detected form fields on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
     * </code>
     */
    java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.Page.FormFieldOrBuilder>
        getFormFieldsOrBuilderList();
    /**
     *
     *
     * <pre>
     * A list of visually detected form fields on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
     * </code>
     */
    com.google.cloud.documentai.v1beta2.Document.Page.FormFieldOrBuilder getFormFieldsOrBuilder(
        int index);
  }
  /**
   *
   *
   * <pre>
   * A page in a [Document][google.cloud.documentai.v1beta2.Document].
   * </pre>
   *
   * Protobuf type {@code google.cloud.documentai.v1beta2.Document.Page}
   */
  public static final class Page extends com.google.protobuf.GeneratedMessageV3
      implements
      // @@protoc_insertion_point(message_implements:google.cloud.documentai.v1beta2.Document.Page)
      PageOrBuilder {
    private static final long serialVersionUID = 0L;
    // Use Page.newBuilder() to construct.
    private Page(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
      super(builder);
    }

    private Page() {
      detectedLanguages_ = java.util.Collections.emptyList();
      blocks_ = java.util.Collections.emptyList();
      paragraphs_ = java.util.Collections.emptyList();
      lines_ = java.util.Collections.emptyList();
      tokens_ = java.util.Collections.emptyList();
      visualElements_ = java.util.Collections.emptyList();
      tables_ = java.util.Collections.emptyList();
      formFields_ = java.util.Collections.emptyList();
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
      return new Page();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
      return this.unknownFields;
    }

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    public interface LayoutOrBuilder
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      /**
       *
       *
       * <pre>
       * Text anchor indexing into the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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      /**
       *
       *
       * <pre>
       * Text anchor indexing into the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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       *
       * @return The textAnchor.
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      com.google.cloud.documentai.v1beta2.Document.TextAnchor getTextAnchor();
      /**
       *
       *
       * <pre>
       * Text anchor indexing into the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.TextAnchor text_anchor = 1;</code>
       */
      com.google.cloud.documentai.v1beta2.Document.TextAnchorOrBuilder getTextAnchorOrBuilder();

      /**
       *
       *
       * <pre>
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      /**
       *
       *
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       * The bounding polygon for the [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout].
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       *
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       */
      boolean hasBoundingPoly();
      /**
       *
       *
       * <pre>
       * The bounding polygon for the [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout].
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      com.google.cloud.documentai.v1beta2.BoundingPoly getBoundingPoly();
      /**
       *
       *
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      com.google.cloud.documentai.v1beta2.BoundingPolyOrBuilder getBoundingPolyOrBuilder();

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       *
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       *
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      /**
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       *
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    /**
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      /**
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         *
         *
         * <pre>
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         *
         *
         * <pre>
         * Orientation is aligned with page right.
         * Turn the head 90 degrees clockwise from upright to read.
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         *
         * <code>PAGE_RIGHT = 2;</code>
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         *
         *
         * <pre>
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        /**
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        public static com.google.protobuf.Internal.EnumLiteMap<Orientation> internalGetValueMap() {
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                    return Orientation.forNumber(number);
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        public final com.google.protobuf.Descriptors.EnumValueDescriptor getValueDescriptor() {
          if (this == UNRECOGNIZED) {
            throw new java.lang.IllegalStateException(
                "Can't get the descriptor of an unrecognized enum value.");
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          return getDescriptor().getValues().get(ordinal());
        }

        public final com.google.protobuf.Descriptors.EnumDescriptor getDescriptorForType() {
          return getDescriptor();
        }

        public static final com.google.protobuf.Descriptors.EnumDescriptor getDescriptor() {
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              .get(0);
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        private static final Orientation[] VALUES = values();

        public static Orientation valueOf(
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        private final int value;

        private Orientation(int value) {
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      /**
       *
       *
       * <pre>
       * Text anchor indexing into the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.TextAnchor text_anchor = 1;</code>
       *
       * @return Whether the textAnchor field is set.
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        return textAnchor_ != null;
      }
      /**
       *
       *
       * <pre>
       * Text anchor indexing into the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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       *
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       *
       * @return The textAnchor.
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        return textAnchor_ == null
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      }
      /**
       *
       *
       * <pre>
       * Text anchor indexing into the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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       *
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      public static final int CONFIDENCE_FIELD_NUMBER = 2;
      private float confidence_ = 0F;
      /**
       *
       *
       * <pre>
       * Confidence of the current [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] within context of the object this
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       * </pre>
       *
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       * @return The confidence.
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        return confidence_;
      }

      public static final int BOUNDING_POLY_FIELD_NUMBER = 3;
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      /**
       *
       *
       * <pre>
       * The bounding polygon for the [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout].
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.BoundingPoly bounding_poly = 3;</code>
       *
       * @return Whether the boundingPoly field is set.
       */
      @java.lang.Override
      public boolean hasBoundingPoly() {
        return boundingPoly_ != null;
      }
      /**
       *
       *
       * <pre>
       * The bounding polygon for the [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout].
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       *
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       * @return The boundingPoly.
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        return boundingPoly_ == null
            ? com.google.cloud.documentai.v1beta2.BoundingPoly.getDefaultInstance()
            : boundingPoly_;
      }
      /**
       *
       *
       * <pre>
       * The bounding polygon for the [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout].
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.BoundingPoly bounding_poly = 3;</code>
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      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.BoundingPolyOrBuilder getBoundingPolyOrBuilder() {
        return boundingPoly_ == null
            ? com.google.cloud.documentai.v1beta2.BoundingPoly.getDefaultInstance()
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      public static final int ORIENTATION_FIELD_NUMBER = 4;
      private int orientation_ = 0;
      /**
       *
       *
       * <pre>
       * Detected orientation for the [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout].
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout.Orientation orientation = 4;
       * </code>
       *
       * @return The enum numeric value on the wire for orientation.
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      public int getOrientationValue() {
        return orientation_;
      }
      /**
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       * <pre>
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout.Orientation orientation = 4;
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       *
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        com.google.cloud.documentai.v1beta2.Document.Page.Layout.Orientation result =
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       *
       * <code>string id = 5 [(.google.api.field_behavior) = OPTIONAL];</code>
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      /**
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                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
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        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
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         */
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         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
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         *
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         * <pre>
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         *
         * <code>
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       *
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       * <pre>
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       *
       *
       * <pre>
       * A list of detected languages together with confidence.
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       *
       * <code>
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      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage getDetectedLanguages(
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
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       */
      java.util.List<
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
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    /**
     *
     *
     * <pre>
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * Protobuf type {@code google.cloud.documentai.v1beta2.Document.Page.Paragraph}
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       *
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       * <pre>
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
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      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getDetectedLanguagesOrBuilderList() {
        return detectedLanguages_;
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
       * </code>
       */
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        return detectedLanguages_.size();
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
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      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
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      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
       * </code>
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      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
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        return detectedLanguages_.get(index);
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        byte isInitialized = memoizedIsInitialized;
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        com.google.cloud.documentai.v1beta2.Document.Page.Paragraph other =
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        if (!getDetectedLanguagesList().equals(other.getDetectedLanguagesList())) return false;
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        public Builder mergeFrom(
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                    input.readMessage(getLayoutFieldBuilder().getBuilder(), extensionRegistry);
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                case 18:
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                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage m =
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         *
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         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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         * @return The layout.
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        /**
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         *
         * <pre>
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         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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        public Builder setLayout(com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
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         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Paragraph][google.cloud.documentai.v1beta2.Document.Page.Paragraph].
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         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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        public Builder setLayout(
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          bitField0_ |= 0x00000001;
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         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Paragraph][google.cloud.documentai.v1beta2.Document.Page.Paragraph].
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         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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        public Builder mergeLayout(com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
          if (layoutBuilder_ == null) {
            if (((bitField0_ & 0x00000001) != 0)
                && layout_ != null
                && layout_
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              getLayoutBuilder().mergeFrom(value);
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              layout_ = value;
            }
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            layoutBuilder_.mergeFrom(value);
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          bitField0_ |= 0x00000001;
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Paragraph][google.cloud.documentai.v1beta2.Document.Page.Paragraph].
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         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public Builder clearLayout() {
          bitField0_ = (bitField0_ & ~0x00000001);
          layout_ = null;
          if (layoutBuilder_ != null) {
            layoutBuilder_.dispose();
            layoutBuilder_ = null;
          }
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Paragraph][google.cloud.documentai.v1beta2.Document.Page.Paragraph].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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        public com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder getLayoutBuilder() {
          bitField0_ |= 0x00000001;
          onChanged();
          return getLayoutFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Paragraph][google.cloud.documentai.v1beta2.Document.Page.Paragraph].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder
            getLayoutOrBuilder() {
          if (layoutBuilder_ != null) {
            return layoutBuilder_.getMessageOrBuilder();
          } else {
            return layout_ == null
                ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
                : layout_;
          }
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Paragraph][google.cloud.documentai.v1beta2.Document.Page.Paragraph].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>
            getLayoutFieldBuilder() {
          if (layoutBuilder_ == null) {
            layoutBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>(
                    getLayout(), getParentForChildren(), isClean());
            layout_ = null;
          }
          return layoutBuilder_;
        }

        private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            detectedLanguages_ = java.util.Collections.emptyList();

        private void ensureDetectedLanguagesIsMutable() {
          if (!((bitField0_ & 0x00000002) != 0)) {
            detectedLanguages_ =
                new java.util.ArrayList<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>(
                    detectedLanguages_);
            bitField0_ |= 0x00000002;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            detectedLanguagesBuilder_;

        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            getDetectedLanguagesList() {
          if (detectedLanguagesBuilder_ == null) {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          } else {
            return detectedLanguagesBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public int getDetectedLanguagesCount() {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.size();
          } else {
            return detectedLanguagesBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
            getDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder setDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder setDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
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          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(builderForValue.build());
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          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addAllDetectedLanguages(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
                values) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, detectedLanguages_);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder clearDetectedLanguages() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguages_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000002);
            onChanged();
          } else {
            detectedLanguagesBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder removeDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.remove(index);
            onChanged();
          } else {
            detectedLanguagesBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            getDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
            getDetectedLanguagesOrBuilder(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public java.util.List<
                ? extends
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getDetectedLanguagesOrBuilderList() {
          if (detectedLanguagesBuilder_ != null) {
            return detectedLanguagesBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder() {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  index,
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public java.util.List<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder>
            getDetectedLanguagesBuilderList() {
          return getDetectedLanguagesFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getDetectedLanguagesFieldBuilder() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguagesBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>(
                    detectedLanguages_,
                    ((bitField0_ & 0x00000002) != 0),
                    getParentForChildren(),
                    isClean());
            detectedLanguages_ = null;
          }
          return detectedLanguagesBuilder_;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.cloud.documentai.v1beta2.Document.Page.Paragraph)
      }

      // @@protoc_insertion_point(class_scope:google.cloud.documentai.v1beta2.Document.Page.Paragraph)
      private static final com.google.cloud.documentai.v1beta2.Document.Page.Paragraph
          DEFAULT_INSTANCE;

      static {
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                                .parser(),
                            extensionRegistry);
                    if (detectedLanguagesBuilder_ == null) {
                      ensureDetectedLanguagesIsMutable();
                      detectedLanguages_.add(m);
                    } else {
                      detectedLanguagesBuilder_.addMessage(m);
                    }
                    break;
                  } // case 18
                default:
                  {
                    if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                      done = true; // was an endgroup tag
                    }
                    break;
                  } // default:
              } // switch (tag)
            } // while (!done)
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.unwrapIOException();
          } finally {
            onChanged();
          } // finally
          return this;
        }

        private int bitField0_;

        private com.google.cloud.documentai.v1beta2.Document.Page.Layout layout_;
        private com.google.protobuf.SingleFieldBuilderV3<
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            layoutBuilder_;
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
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         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         *
         * @return Whether the layout field is set.
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        public boolean hasLayout() {
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         *
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         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         *
         * @return The layout.
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        public com.google.cloud.documentai.v1beta2.Document.Page.Layout getLayout() {
          if (layoutBuilder_ == null) {
            return layout_ == null
                ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
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          } else {
            return layoutBuilder_.getMessage();
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public Builder setLayout(com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
          if (layoutBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
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            layout_ = value;
          } else {
            layoutBuilder_.setMessage(value);
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          bitField0_ |= 0x00000001;
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
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         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public Builder setLayout(
            com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder builderForValue) {
          if (layoutBuilder_ == null) {
            layout_ = builderForValue.build();
          } else {
            layoutBuilder_.setMessage(builderForValue.build());
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          bitField0_ |= 0x00000001;
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
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         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public Builder mergeLayout(com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
          if (layoutBuilder_ == null) {
            if (((bitField0_ & 0x00000001) != 0)
                && layout_ != null
                && layout_
                    != com.google.cloud.documentai.v1beta2.Document.Page.Layout
                        .getDefaultInstance()) {
              getLayoutBuilder().mergeFrom(value);
            } else {
              layout_ = value;
            }
          } else {
            layoutBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public Builder clearLayout() {
          bitField0_ = (bitField0_ & ~0x00000001);
          layout_ = null;
          if (layoutBuilder_ != null) {
            layoutBuilder_.dispose();
            layoutBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder getLayoutBuilder() {
          bitField0_ |= 0x00000001;
          onChanged();
          return getLayoutFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder
            getLayoutOrBuilder() {
          if (layoutBuilder_ != null) {
            return layoutBuilder_.getMessageOrBuilder();
          } else {
            return layout_ == null
                ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
                : layout_;
          }
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Line][google.cloud.documentai.v1beta2.Document.Page.Line].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>
            getLayoutFieldBuilder() {
          if (layoutBuilder_ == null) {
            layoutBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>(
                    getLayout(), getParentForChildren(), isClean());
            layout_ = null;
          }
          return layoutBuilder_;
        }

        private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            detectedLanguages_ = java.util.Collections.emptyList();

        private void ensureDetectedLanguagesIsMutable() {
          if (!((bitField0_ & 0x00000002) != 0)) {
            detectedLanguages_ =
                new java.util.ArrayList<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>(
                    detectedLanguages_);
            bitField0_ |= 0x00000002;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            detectedLanguagesBuilder_;

        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            getDetectedLanguagesList() {
          if (detectedLanguagesBuilder_ == null) {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          } else {
            return detectedLanguagesBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public int getDetectedLanguagesCount() {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.size();
          } else {
            return detectedLanguagesBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
            getDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder setDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder setDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder addAllDetectedLanguages(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
                values) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, detectedLanguages_);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder clearDetectedLanguages() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguages_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000002);
            onChanged();
          } else {
            detectedLanguagesBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public Builder removeDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.remove(index);
            onChanged();
          } else {
            detectedLanguagesBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            getDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
            getDetectedLanguagesOrBuilder(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public java.util.List<
                ? extends
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getDetectedLanguagesOrBuilderList() {
          if (detectedLanguagesBuilder_ != null) {
            return detectedLanguagesBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder() {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  index,
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 2;
         * </code>
         */
        public java.util.List<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder>
            getDetectedLanguagesBuilderList() {
          return getDetectedLanguagesFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getDetectedLanguagesFieldBuilder() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguagesBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>(
                    detectedLanguages_,
                    ((bitField0_ & 0x00000002) != 0),
                    getParentForChildren(),
                    isClean());
            detectedLanguages_ = null;
          }
          return detectedLanguagesBuilder_;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
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        @java.lang.Override
        public final Builder mergeUnknownFields(
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        // @@protoc_insertion_point(builder_scope:google.cloud.documentai.v1beta2.Document.Page.Line)
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      // @@protoc_insertion_point(class_scope:google.cloud.documentai.v1beta2.Document.Page.Line)
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      public static com.google.cloud.documentai.v1beta2.Document.Page.Line getDefaultInstance() {
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              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
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              return builder.buildPartial();
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      public static com.google.protobuf.Parser<Line> parser() {
        return PARSER;
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      @java.lang.Override
      public com.google.protobuf.Parser<Line> getParserForType() {
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      public com.google.cloud.documentai.v1beta2.Document.Page.Line getDefaultInstanceForType() {
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    public interface TokenOrBuilder
        extends
        // @@protoc_insertion_point(interface_extends:google.cloud.documentai.v1beta2.Document.Page.Token)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
       *
       * @return Whether the layout field is set.
       */
      boolean hasLayout();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
       * </pre>
       *
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       *
       * @return The layout.
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      com.google.cloud.documentai.v1beta2.Document.Page.Layout getLayout();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder getLayoutOrBuilder();

      /**
       *
       *
       * <pre>
       * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
       * </pre>
       *
       * <code>
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       * </code>
       *
       * @return Whether the detectedBreak field is set.
       */
      boolean hasDetectedBreak();
      /**
       *
       *
       * <pre>
       * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
       * </pre>
       *
       * <code>
       * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
       * </code>
       *
       * @return The detectedBreak.
       */
      com.google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak getDetectedBreak();
      /**
       *
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                case 18:
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                    input.readMessage(
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                    bitField0_ |= 0x00000002;
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                case 26:
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                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage m =
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                    if (detectedLanguagesBuilder_ == null) {
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                      detectedLanguagesBuilder_.addMessage(m);
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         * <pre>
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         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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        /**
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         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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          if (layoutBuilder_ == null) {
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              layout_ = value;
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            layoutBuilder_.mergeFrom(value);
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          bitField0_ |= 0x00000001;
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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          bitField0_ = (bitField0_ & ~0x00000001);
          layout_ = null;
          if (layoutBuilder_ != null) {
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            layoutBuilder_ = null;
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          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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        public com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder getLayoutBuilder() {
          bitField0_ |= 0x00000001;
          onChanged();
          return getLayoutFieldBuilder().getBuilder();
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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        public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder
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          if (layoutBuilder_ != null) {
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        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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        private com.google.protobuf.SingleFieldBuilderV3<
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          if (layoutBuilder_ == null) {
            layoutBuilder_ =
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            layout_ = null;
          }
          return layoutBuilder_;
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        private com.google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak
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        private com.google.protobuf.SingleFieldBuilderV3<
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            detectedBreakBuilder_;
        /**
         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         *
         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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         * @return Whether the detectedBreak field is set.
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         * <pre>
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         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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         * @return The detectedBreak.
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          if (detectedBreakBuilder_ == null) {
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                ? com.google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak
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                : detectedBreak_;
          } else {
            return detectedBreakBuilder_.getMessage();
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        /**
         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         *
         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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        public Builder setDetectedBreak(
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          if (detectedBreakBuilder_ == null) {
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            detectedBreak_ = value;
          } else {
            detectedBreakBuilder_.setMessage(value);
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          bitField0_ |= 0x00000002;
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
         * </pre>
         *
         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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        public Builder setDetectedBreak(
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          if (detectedBreakBuilder_ == null) {
            detectedBreak_ = builderForValue.build();
          } else {
            detectedBreakBuilder_.setMessage(builderForValue.build());
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          bitField0_ |= 0x00000002;
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         *
         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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        public Builder mergeDetectedBreak(
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          if (detectedBreakBuilder_ == null) {
            if (((bitField0_ & 0x00000002) != 0)
                && detectedBreak_ != null
                && detectedBreak_
                    != com.google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak
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              getDetectedBreakBuilder().mergeFrom(value);
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              detectedBreak_ = value;
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            detectedBreakBuilder_.mergeFrom(value);
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          bitField0_ |= 0x00000002;
          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         *
         * <code>
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          bitField0_ = (bitField0_ & ~0x00000002);
          detectedBreak_ = null;
          if (detectedBreakBuilder_ != null) {
            detectedBreakBuilder_.dispose();
            detectedBreakBuilder_ = null;
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          onChanged();
          return this;
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        /**
         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         *
         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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        public com.google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak.Builder
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          bitField0_ |= 0x00000002;
          onChanged();
          return getDetectedBreakFieldBuilder().getBuilder();
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         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
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         *
         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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        /**
         *
         *
         * <pre>
         * Detected break at the end of a [Token][google.cloud.documentai.v1beta2.Document.Page.Token].
         * </pre>
         *
         * <code>
         * .google.cloud.documentai.v1beta2.Document.Page.Token.DetectedBreak detected_break = 2;
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        private com.google.protobuf.SingleFieldBuilderV3<
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            getDetectedBreakFieldBuilder() {
          if (detectedBreakBuilder_ == null) {
            detectedBreakBuilder_ =
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            detectedBreak_ = null;
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          return detectedBreakBuilder_;
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        private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
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        private void ensureDetectedLanguagesIsMutable() {
          if (!((bitField0_ & 0x00000004) != 0)) {
            detectedLanguages_ =
                new java.util.ArrayList<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>(
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            bitField0_ |= 0x00000004;
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        private com.google.protobuf.RepeatedFieldBuilderV3<
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                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            detectedLanguagesBuilder_;

        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
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         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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        public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            getDetectedLanguagesList() {
          if (detectedLanguagesBuilder_ == null) {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          } else {
            return detectedLanguagesBuilder_.getMessageList();
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        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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         */
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          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.size();
          } else {
            return detectedLanguagesBuilder_.getCount();
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        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
            getDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder setDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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         */
        public Builder setDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder addDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder addDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder addAllDetectedLanguages(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
                values) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, detectedLanguages_);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder clearDetectedLanguages() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguages_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000004);
            onChanged();
          } else {
            detectedLanguagesBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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         *
         *
         * <pre>
         * A list of detected languages together with confidence.
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         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
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        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
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            return detectedLanguagesBuilder_.getMessageOrBuilder(index);
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        /**
         *
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         * <pre>
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         *
         * <code>
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         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
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         *
         *
         * <pre>
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         *
         * <code>
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         *
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         * <pre>
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         *
         * <code>
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       *
       *
       * <pre>
       * A list of detected languages together with confidence.
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       *
       * <code>
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       *
       *
       * <pre>
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       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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       *
       *
       * <pre>
       * A list of detected languages together with confidence.
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       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
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       *
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       *
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       * <pre>
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       * <code>
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       *
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       * <pre>
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       *
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       * <pre>
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       *
       * <code>
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       * <pre>
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            detectedLanguages_.add(builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder addAllDetectedLanguages(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
                values) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, detectedLanguages_);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder clearDetectedLanguages() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguages_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000004);
            onChanged();
          } else {
            detectedLanguagesBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public Builder removeDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.remove(index);
            onChanged();
          } else {
            detectedLanguagesBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            getDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
            getDetectedLanguagesOrBuilder(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public java.util.List<
                ? extends
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getDetectedLanguagesOrBuilderList() {
          if (detectedLanguagesBuilder_ != null) {
            return detectedLanguagesBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder() {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
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        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  index,
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        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 3;
         * </code>
         */
        public java.util.List<
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        private com.google.protobuf.RepeatedFieldBuilderV3<
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            detectedLanguagesBuilder_ =
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                    ((bitField0_ & 0x00000004) != 0),
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      // @@protoc_insertion_point(class_scope:google.cloud.documentai.v1beta2.Document.Page.VisualElement)
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      static {
        DEFAULT_INSTANCE = new com.google.cloud.documentai.v1beta2.Document.Page.VisualElement();
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      public static com.google.cloud.documentai.v1beta2.Document.Page.VisualElement
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        return DEFAULT_INSTANCE;
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      private static final com.google.protobuf.Parser<VisualElement> PARSER =
          new com.google.protobuf.AbstractParser<VisualElement>() {
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      public static com.google.protobuf.Parser<VisualElement> parser() {
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      @java.lang.Override
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      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.VisualElement
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        return DEFAULT_INSTANCE;
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    public interface TableOrBuilder
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        // @@protoc_insertion_point(interface_extends:google.cloud.documentai.v1beta2.Document.Page.Table)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
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       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Table][google.cloud.documentai.v1beta2.Document.Page.Table].
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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       * @return Whether the layout field is set.
       */
      boolean hasLayout();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Table][google.cloud.documentai.v1beta2.Document.Page.Table].
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
       *
       * @return The layout.
       */
      com.google.cloud.documentai.v1beta2.Document.Page.Layout getLayout();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for [Table][google.cloud.documentai.v1beta2.Document.Page.Table].
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       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder getLayoutOrBuilder();

      /**
       *
       *
       * <pre>
       * Header rows of the table.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
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       */
      java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow>
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      /**
       *
       *
       * <pre>
       * Header rows of the table.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
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       */
      com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow getHeaderRows(int index);
      /**
       *
       *
       * <pre>
       * Header rows of the table.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
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       */
      int getHeaderRowsCount();
      /**
       *
       *
       * <pre>
       * Header rows of the table.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
       * </code>
       */
      java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>
          getHeaderRowsOrBuilderList();
      /**
       *
       *
       * <pre>
       * Header rows of the table.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
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       */
      com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder
          getHeaderRowsOrBuilder(int index);

      /**
       *
       *
       * <pre>
       * Body rows of the table.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
       * </code>
       */
      java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow>
          getBodyRowsList();
      /**
       *
       *
       * <pre>
       * Body rows of the table.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow getBodyRows(int index);
      /**
       *
       *
       * <pre>
       * Body rows of the table.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
       * </code>
       */
      int getBodyRowsCount();
      /**
       *
       *
       * <pre>
       * Body rows of the table.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
       * </code>
       */
      java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>
          getBodyRowsOrBuilderList();
      /**
       *
       *
       * <pre>
       * Body rows of the table.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder
          getBodyRowsOrBuilder(int index);

      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          getDetectedLanguagesList();
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage getDetectedLanguages(
          int index);
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      int getDetectedLanguagesCount();
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getDetectedLanguagesOrBuilderList();
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
          getDetectedLanguagesOrBuilder(int index);
    }
    /**
     *
     *
     * <pre>
     * A table representation similar to HTML table structure.
     * </pre>
     *
     * Protobuf type {@code google.cloud.documentai.v1beta2.Document.Page.Table}
     */
    public static final class Table extends com.google.protobuf.GeneratedMessageV3
        implements
        // @@protoc_insertion_point(message_implements:google.cloud.documentai.v1beta2.Document.Page.Table)
        TableOrBuilder {
      private static final long serialVersionUID = 0L;
      // Use Table.newBuilder() to construct.
      private Table(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
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      private Table() {
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        bodyRows_ = java.util.Collections.emptyList();
        detectedLanguages_ = java.util.Collections.emptyList();
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      @java.lang.Override
      @SuppressWarnings({"unused"})
      protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
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      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.cloud.documentai.v1beta2.DocumentProto
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      @java.lang.Override
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      public interface TableRowOrBuilder
          extends
          // @@protoc_insertion_point(interface_extends:google.cloud.documentai.v1beta2.Document.Page.Table.TableRow)
          com.google.protobuf.MessageOrBuilder {

        /**
         *
         *
         * <pre>
         * Cells that make up this row.
         * </pre>
         *
         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
         * </code>
         */
        java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table.TableCell>
            getCellsList();
        /**
         *
         *
         * <pre>
         * Cells that make up this row.
         * </pre>
         *
         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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         */
        com.google.cloud.documentai.v1beta2.Document.Page.Table.TableCell getCells(int index);
        /**
         *
         *
         * <pre>
         * Cells that make up this row.
         * </pre>
         *
         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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         */
        int getCellsCount();
        /**
         *
         *
         * <pre>
         * Cells that make up this row.
         * </pre>
         *
         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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         */
        java.util.List<
                ? extends
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableCellOrBuilder>
            getCellsOrBuilderList();
        /**
         *
         *
         * <pre>
         * Cells that make up this row.
         * </pre>
         *
         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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         */
        com.google.cloud.documentai.v1beta2.Document.Page.Table.TableCellOrBuilder
            getCellsOrBuilder(int index);
      }
      /**
       *
       *
       * <pre>
       * A row of table cells.
       * </pre>
       *
       * Protobuf type {@code google.cloud.documentai.v1beta2.Document.Page.Table.TableRow}
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         *
         * <pre>
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         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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         *
         * <pre>
         * Cells that make up this row.
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        /**
         *
         *
         * <pre>
         * Cells that make up this row.
         * </pre>
         *
         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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          return cells_.size();
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        /**
         *
         *
         * <pre>
         * Cells that make up this row.
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         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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         *
         *
         * <pre>
         * Cells that make up this row.
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         * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableCell cells = 1;
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          private void ensureDetectedLanguagesIsMutable() {
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              detectedLanguagesBuilder_;

          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
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           * <code>
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          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
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           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
              getDetectedLanguages(int index) {
            if (detectedLanguagesBuilder_ == null) {
              return detectedLanguages_.get(index);
            } else {
              return detectedLanguagesBuilder_.getMessage(index);
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          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public Builder setDetectedLanguages(
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                throw new NullPointerException();
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              ensureDetectedLanguagesIsMutable();
              detectedLanguages_.set(index, value);
              onChanged();
            } else {
              detectedLanguagesBuilder_.setMessage(index, value);
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            return this;
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
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           */
          public Builder setDetectedLanguages(
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              ensureDetectedLanguagesIsMutable();
              detectedLanguages_.set(index, builderForValue.build());
              onChanged();
            } else {
              detectedLanguagesBuilder_.setMessage(index, builderForValue.build());
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            return this;
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public Builder addDetectedLanguages(
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            if (detectedLanguagesBuilder_ == null) {
              if (value == null) {
                throw new NullPointerException();
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              ensureDetectedLanguagesIsMutable();
              detectedLanguages_.add(value);
              onChanged();
            } else {
              detectedLanguagesBuilder_.addMessage(value);
            }
            return this;
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public Builder addDetectedLanguages(
              int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
            if (detectedLanguagesBuilder_ == null) {
              if (value == null) {
                throw new NullPointerException();
              }
              ensureDetectedLanguagesIsMutable();
              detectedLanguages_.add(index, value);
              onChanged();
            } else {
              detectedLanguagesBuilder_.addMessage(index, value);
            }
            return this;
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public Builder addDetectedLanguages(
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            if (detectedLanguagesBuilder_ == null) {
              ensureDetectedLanguagesIsMutable();
              detectedLanguages_.add(builderForValue.build());
              onChanged();
            } else {
              detectedLanguagesBuilder_.addMessage(builderForValue.build());
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            return this;
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public Builder addDetectedLanguages(
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            if (detectedLanguagesBuilder_ == null) {
              ensureDetectedLanguagesIsMutable();
              detectedLanguages_.add(index, builderForValue.build());
              onChanged();
            } else {
              detectedLanguagesBuilder_.addMessage(index, builderForValue.build());
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            return this;
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          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
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           */
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              ensureDetectedLanguagesIsMutable();
              com.google.protobuf.AbstractMessageLite.Builder.addAll(values, detectedLanguages_);
              onChanged();
            } else {
              detectedLanguagesBuilder_.addAllMessages(values);
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            return this;
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          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public Builder clearDetectedLanguages() {
            if (detectedLanguagesBuilder_ == null) {
              detectedLanguages_ = java.util.Collections.emptyList();
              bitField0_ = (bitField0_ & ~0x00000008);
              onChanged();
            } else {
              detectedLanguagesBuilder_.clear();
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            return this;
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          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public Builder removeDetectedLanguages(int index) {
            if (detectedLanguagesBuilder_ == null) {
              ensureDetectedLanguagesIsMutable();
              detectedLanguages_.remove(index);
              onChanged();
            } else {
              detectedLanguagesBuilder_.remove(index);
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            return this;
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
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           */
          public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
              getDetectedLanguagesBuilder(int index) {
            return getDetectedLanguagesFieldBuilder().getBuilder(index);
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
              getDetectedLanguagesOrBuilder(int index) {
            if (detectedLanguagesBuilder_ == null) {
              return detectedLanguages_.get(index);
            } else {
              return detectedLanguagesBuilder_.getMessageOrBuilder(index);
            }
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public java.util.List<
                  ? extends
                      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
              getDetectedLanguagesOrBuilderList() {
            if (detectedLanguagesBuilder_ != null) {
              return detectedLanguagesBuilder_.getMessageOrBuilderList();
            } else {
              return java.util.Collections.unmodifiableList(detectedLanguages_);
            }
          }
          /**
           *
           *
           * <pre>
           * A list of detected languages together with confidence.
           * </pre>
           *
           * <code>
           * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
           * </code>
           */
          public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
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       *
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       *
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       *
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       *
       * <code>
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       *
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       * <pre>
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       *
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       * <pre>
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       *
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       * <pre>
       * A list of detected languages together with confidence.
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       *
       * <code>
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         * <pre>
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         * <pre>
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        /**
         *
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         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 1;</code>
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         *
         *
         * <pre>
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         * <pre>
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         * <code>
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         * <code>
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         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
            addHeaderRowsBuilder() {
          return getHeaderRowsFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Header rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
            addHeaderRowsBuilder(int index) {
          return getHeaderRowsFieldBuilder()
              .addBuilder(
                  index,
                  com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Header rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow header_rows = 2;
         * </code>
         */
        public java.util.List<
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder>
            getHeaderRowsBuilderList() {
          return getHeaderRowsFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow,
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>
            getHeaderRowsFieldBuilder() {
          if (headerRowsBuilder_ == null) {
            headerRowsBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow,
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>(
                    headerRows_,
                    ((bitField0_ & 0x00000002) != 0),
                    getParentForChildren(),
                    isClean());
            headerRows_ = null;
          }
          return headerRowsBuilder_;
        }

        private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow>
            bodyRows_ = java.util.Collections.emptyList();

        private void ensureBodyRowsIsMutable() {
          if (!((bitField0_ & 0x00000004) != 0)) {
            bodyRows_ =
                new java.util.ArrayList<
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow>(bodyRows_);
            bitField0_ |= 0x00000004;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow,
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>
            bodyRowsBuilder_;

        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow>
            getBodyRowsList() {
          if (bodyRowsBuilder_ == null) {
            return java.util.Collections.unmodifiableList(bodyRows_);
          } else {
            return bodyRowsBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public int getBodyRowsCount() {
          if (bodyRowsBuilder_ == null) {
            return bodyRows_.size();
          } else {
            return bodyRowsBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow getBodyRows(
            int index) {
          if (bodyRowsBuilder_ == null) {
            return bodyRows_.get(index);
          } else {
            return bodyRowsBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder setBodyRows(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow value) {
          if (bodyRowsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureBodyRowsIsMutable();
            bodyRows_.set(index, value);
            onChanged();
          } else {
            bodyRowsBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder setBodyRows(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
                builderForValue) {
          if (bodyRowsBuilder_ == null) {
            ensureBodyRowsIsMutable();
            bodyRows_.set(index, builderForValue.build());
            onChanged();
          } else {
            bodyRowsBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder addBodyRows(
            com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow value) {
          if (bodyRowsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureBodyRowsIsMutable();
            bodyRows_.add(value);
            onChanged();
          } else {
            bodyRowsBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder addBodyRows(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow value) {
          if (bodyRowsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureBodyRowsIsMutable();
            bodyRows_.add(index, value);
            onChanged();
          } else {
            bodyRowsBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder addBodyRows(
            com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
                builderForValue) {
          if (bodyRowsBuilder_ == null) {
            ensureBodyRowsIsMutable();
            bodyRows_.add(builderForValue.build());
            onChanged();
          } else {
            bodyRowsBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder addBodyRows(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
                builderForValue) {
          if (bodyRowsBuilder_ == null) {
            ensureBodyRowsIsMutable();
            bodyRows_.add(index, builderForValue.build());
            onChanged();
          } else {
            bodyRowsBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder addAllBodyRows(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow>
                values) {
          if (bodyRowsBuilder_ == null) {
            ensureBodyRowsIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, bodyRows_);
            onChanged();
          } else {
            bodyRowsBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder clearBodyRows() {
          if (bodyRowsBuilder_ == null) {
            bodyRows_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000004);
            onChanged();
          } else {
            bodyRowsBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public Builder removeBodyRows(int index) {
          if (bodyRowsBuilder_ == null) {
            ensureBodyRowsIsMutable();
            bodyRows_.remove(index);
            onChanged();
          } else {
            bodyRowsBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
            getBodyRowsBuilder(int index) {
          return getBodyRowsFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder
            getBodyRowsOrBuilder(int index) {
          if (bodyRowsBuilder_ == null) {
            return bodyRows_.get(index);
          } else {
            return bodyRowsBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public java.util.List<
                ? extends com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>
            getBodyRowsOrBuilderList() {
          if (bodyRowsBuilder_ != null) {
            return bodyRowsBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(bodyRows_);
          }
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
            addBodyRowsBuilder() {
          return getBodyRowsFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder
            addBodyRowsBuilder(int index) {
          return getBodyRowsFieldBuilder()
              .addBuilder(
                  index,
                  com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Body rows of the table.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.Table.TableRow body_rows = 3;
         * </code>
         */
        public java.util.List<
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder>
            getBodyRowsBuilderList() {
          return getBodyRowsFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow,
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>
            getBodyRowsFieldBuilder() {
          if (bodyRowsBuilder_ == null) {
            bodyRowsBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow,
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRow.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.Table.TableRowOrBuilder>(
                    bodyRows_, ((bitField0_ & 0x00000004) != 0), getParentForChildren(), isClean());
            bodyRows_ = null;
          }
          return bodyRowsBuilder_;
        }

        private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            detectedLanguages_ = java.util.Collections.emptyList();

        private void ensureDetectedLanguagesIsMutable() {
          if (!((bitField0_ & 0x00000008) != 0)) {
            detectedLanguages_ =
                new java.util.ArrayList<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>(
                    detectedLanguages_);
            bitField0_ |= 0x00000008;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            detectedLanguagesBuilder_;

        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            getDetectedLanguagesList() {
          if (detectedLanguagesBuilder_ == null) {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          } else {
            return detectedLanguagesBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public int getDetectedLanguagesCount() {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.size();
          } else {
            return detectedLanguagesBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
            getDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder setDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder setDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.set(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder addDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (detectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, value);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder addDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder addDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.add(index, builderForValue.build());
            onChanged();
          } else {
            detectedLanguagesBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder addAllDetectedLanguages(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
                values) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, detectedLanguages_);
            onChanged();
          } else {
            detectedLanguagesBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder clearDetectedLanguages() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguages_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000008);
            onChanged();
          } else {
            detectedLanguagesBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public Builder removeDetectedLanguages(int index) {
          if (detectedLanguagesBuilder_ == null) {
            ensureDetectedLanguagesIsMutable();
            detectedLanguages_.remove(index);
            onChanged();
          } else {
            detectedLanguagesBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            getDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
            getDetectedLanguagesOrBuilder(int index) {
          if (detectedLanguagesBuilder_ == null) {
            return detectedLanguages_.get(index);
          } else {
            return detectedLanguagesBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public java.util.List<
                ? extends
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getDetectedLanguagesOrBuilderList() {
          if (detectedLanguagesBuilder_ != null) {
            return detectedLanguagesBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(detectedLanguages_);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder() {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addDetectedLanguagesBuilder(int index) {
          return getDetectedLanguagesFieldBuilder()
              .addBuilder(
                  index,
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
         * </code>
         */
        public java.util.List<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder>
            getDetectedLanguagesBuilderList() {
          return getDetectedLanguagesFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getDetectedLanguagesFieldBuilder() {
          if (detectedLanguagesBuilder_ == null) {
            detectedLanguagesBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>(
                    detectedLanguages_,
                    ((bitField0_ & 0x00000008) != 0),
                    getParentForChildren(),
                    isClean());
            detectedLanguages_ = null;
          }
          return detectedLanguagesBuilder_;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.cloud.documentai.v1beta2.Document.Page.Table)
      }

      // @@protoc_insertion_point(class_scope:google.cloud.documentai.v1beta2.Document.Page.Table)
      private static final com.google.cloud.documentai.v1beta2.Document.Page.Table DEFAULT_INSTANCE;

      static {
        DEFAULT_INSTANCE = new com.google.cloud.documentai.v1beta2.Document.Page.Table();
      }

      public static com.google.cloud.documentai.v1beta2.Document.Page.Table getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<Table> PARSER =
          new com.google.protobuf.AbstractParser<Table>() {
            @java.lang.Override
            public Table parsePartialFrom(
                com.google.protobuf.CodedInputStream input,
                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                throws com.google.protobuf.InvalidProtocolBufferException {
              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
              }
              return builder.buildPartial();
            }
          };

      public static com.google.protobuf.Parser<Table> parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser<Table> getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.Table getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
    }

    public interface FormFieldOrBuilder
        extends
        // @@protoc_insertion_point(interface_extends:google.cloud.documentai.v1beta2.Document.Page.FormField)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
       * `Grand total`, `Phone number`, etc.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
       *
       * @return Whether the fieldName field is set.
       */
      boolean hasFieldName();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
       * `Grand total`, `Phone number`, etc.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
       *
       * @return The fieldName.
       */
      com.google.cloud.documentai.v1beta2.Document.Page.Layout getFieldName();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
       * `Grand total`, `Phone number`, etc.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder getFieldNameOrBuilder();

      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
       *
       * @return Whether the fieldValue field is set.
       */
      boolean hasFieldValue();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
       *
       * @return The fieldValue.
       */
      com.google.cloud.documentai.v1beta2.Document.Page.Layout getFieldValue();
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder getFieldValueOrBuilder();

      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          getNameDetectedLanguagesList();
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage getNameDetectedLanguages(
          int index);
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      int getNameDetectedLanguagesCount();
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getNameDetectedLanguagesOrBuilderList();
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
          getNameDetectedLanguagesOrBuilder(int index);

      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          getValueDetectedLanguagesList();
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage getValueDetectedLanguages(
          int index);
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      int getValueDetectedLanguagesCount();
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getValueDetectedLanguagesOrBuilderList();
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
          getValueDetectedLanguagesOrBuilder(int index);

      /**
       *
       *
       * <pre>
       * If the value is non-textual, this field represents the type. Current
       * valid values are:
       * - blank (this indicates the field_value is normal text)
       * - "unfilled_checkbox"
       * - "filled_checkbox"
       * </pre>
       *
       * <code>string value_type = 5;</code>
       *
       * @return The valueType.
       */
      java.lang.String getValueType();
      /**
       *
       *
       * <pre>
       * If the value is non-textual, this field represents the type. Current
       * valid values are:
       * - blank (this indicates the field_value is normal text)
       * - "unfilled_checkbox"
       * - "filled_checkbox"
       * </pre>
       *
       * <code>string value_type = 5;</code>
       *
       * @return The bytes for valueType.
       */
      com.google.protobuf.ByteString getValueTypeBytes();

      /**
       *
       *
       * <pre>
       * An internal field, created for Labeling UI to export key text.
       * </pre>
       *
       * <code>string corrected_key_text = 6;</code>
       *
       * @return The correctedKeyText.
       */
      java.lang.String getCorrectedKeyText();
      /**
       *
       *
       * <pre>
       * An internal field, created for Labeling UI to export key text.
       * </pre>
       *
       * <code>string corrected_key_text = 6;</code>
       *
       * @return The bytes for correctedKeyText.
       */
      com.google.protobuf.ByteString getCorrectedKeyTextBytes();

      /**
       *
       *
       * <pre>
       * An internal field, created for Labeling UI to export value text.
       * </pre>
       *
       * <code>string corrected_value_text = 7;</code>
       *
       * @return The correctedValueText.
       */
      java.lang.String getCorrectedValueText();
      /**
       *
       *
       * <pre>
       * An internal field, created for Labeling UI to export value text.
       * </pre>
       *
       * <code>string corrected_value_text = 7;</code>
       *
       * @return The bytes for correctedValueText.
       */
      com.google.protobuf.ByteString getCorrectedValueTextBytes();
    }
    /**
     *
     *
     * <pre>
     * A form field detected on the page.
     * </pre>
     *
     * Protobuf type {@code google.cloud.documentai.v1beta2.Document.Page.FormField}
     */
    public static final class FormField extends com.google.protobuf.GeneratedMessageV3
        implements
        // @@protoc_insertion_point(message_implements:google.cloud.documentai.v1beta2.Document.Page.FormField)
        FormFieldOrBuilder {
      private static final long serialVersionUID = 0L;
      // Use FormField.newBuilder() to construct.
      private FormField(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
        super(builder);
      }

      private FormField() {
        nameDetectedLanguages_ = java.util.Collections.emptyList();
        valueDetectedLanguages_ = java.util.Collections.emptyList();
        valueType_ = "";
        correctedKeyText_ = "";
        correctedValueText_ = "";
      }

      @java.lang.Override
      @SuppressWarnings({"unused"})
      protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
        return new FormField();
      }

      @java.lang.Override
      public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
        return this.unknownFields;
      }

      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.cloud.documentai.v1beta2.DocumentProto
            .internal_static_google_cloud_documentai_v1beta2_Document_Page_FormField_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return com.google.cloud.documentai.v1beta2.DocumentProto
            .internal_static_google_cloud_documentai_v1beta2_Document_Page_FormField_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                com.google.cloud.documentai.v1beta2.Document.Page.FormField.class,
                com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder.class);
      }

      public static final int FIELD_NAME_FIELD_NUMBER = 1;
      private com.google.cloud.documentai.v1beta2.Document.Page.Layout fieldName_;
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
       * `Grand total`, `Phone number`, etc.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
       *
       * @return Whether the fieldName field is set.
       */
      @java.lang.Override
      public boolean hasFieldName() {
        return fieldName_ != null;
      }
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
       * `Grand total`, `Phone number`, etc.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
       *
       * @return The fieldName.
       */
      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.Layout getFieldName() {
        return fieldName_ == null
            ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
            : fieldName_;
      }
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
       * `Grand total`, `Phone number`, etc.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
       */
      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder
          getFieldNameOrBuilder() {
        return fieldName_ == null
            ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
            : fieldName_;
      }

      public static final int FIELD_VALUE_FIELD_NUMBER = 2;
      private com.google.cloud.documentai.v1beta2.Document.Page.Layout fieldValue_;
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
       *
       * @return Whether the fieldValue field is set.
       */
      @java.lang.Override
      public boolean hasFieldValue() {
        return fieldValue_ != null;
      }
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
       *
       * @return The fieldValue.
       */
      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.Layout getFieldValue() {
        return fieldValue_ == null
            ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
            : fieldValue_;
      }
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
       */
      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder
          getFieldValueOrBuilder() {
        return fieldValue_ == null
            ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
            : fieldValue_;
      }

      public static final int NAME_DETECTED_LANGUAGES_FIELD_NUMBER = 3;

      @SuppressWarnings("serial")
      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          nameDetectedLanguages_;
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      @java.lang.Override
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          getNameDetectedLanguagesList() {
        return nameDetectedLanguages_;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      @java.lang.Override
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getNameDetectedLanguagesOrBuilderList() {
        return nameDetectedLanguages_;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      @java.lang.Override
      public int getNameDetectedLanguagesCount() {
        return nameDetectedLanguages_.size();
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
          getNameDetectedLanguages(int index) {
        return nameDetectedLanguages_.get(index);
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages for name together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
       * </code>
       */
      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
          getNameDetectedLanguagesOrBuilder(int index) {
        return nameDetectedLanguages_.get(index);
      }

      public static final int VALUE_DETECTED_LANGUAGES_FIELD_NUMBER = 4;

      @SuppressWarnings("serial")
      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          valueDetectedLanguages_;
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      @java.lang.Override
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          getValueDetectedLanguagesList() {
        return valueDetectedLanguages_;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      @java.lang.Override
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getValueDetectedLanguagesOrBuilderList() {
        return valueDetectedLanguages_;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      @java.lang.Override
      public int getValueDetectedLanguagesCount() {
        return valueDetectedLanguages_.size();
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages for value together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
       * </code>
       */
      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
          getValueDetectedLanguages(int index) {
        return valueDetectedLanguages_.get(index);
      }
      /**
       *
       *
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                  } // case 10
                case 18:
                  {
                    input.readMessage(getFieldValueFieldBuilder().getBuilder(), extensionRegistry);
                    bitField0_ |= 0x00000002;
                    break;
                  } // case 18
                case 26:
                  {
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage m =
                        input.readMessage(
                            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                                .parser(),
                            extensionRegistry);
                    if (nameDetectedLanguagesBuilder_ == null) {
                      ensureNameDetectedLanguagesIsMutable();
                      nameDetectedLanguages_.add(m);
                    } else {
                      nameDetectedLanguagesBuilder_.addMessage(m);
                    }
                    break;
                  } // case 26
                case 34:
                  {
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage m =
                        input.readMessage(
                            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                                .parser(),
                            extensionRegistry);
                    if (valueDetectedLanguagesBuilder_ == null) {
                      ensureValueDetectedLanguagesIsMutable();
                      valueDetectedLanguages_.add(m);
                    } else {
                      valueDetectedLanguagesBuilder_.addMessage(m);
                    }
                    break;
                  } // case 34
                case 42:
                  {
                    valueType_ = input.readStringRequireUtf8();
                    bitField0_ |= 0x00000010;
                    break;
                  } // case 42
                case 50:
                  {
                    correctedKeyText_ = input.readStringRequireUtf8();
                    bitField0_ |= 0x00000020;
                    break;
                  } // case 50
                case 58:
                  {
                    correctedValueText_ = input.readStringRequireUtf8();
                    bitField0_ |= 0x00000040;
                    break;
                  } // case 58
                default:
                  {
                    if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                      done = true; // was an endgroup tag
                    }
                    break;
                  } // default:
              } // switch (tag)
            } // while (!done)
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.unwrapIOException();
          } finally {
            onChanged();
          } // finally
          return this;
        }

        private int bitField0_;

        private com.google.cloud.documentai.v1beta2.Document.Page.Layout fieldName_;
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Layout,
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            fieldNameBuilder_;
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         *
         * @return Whether the fieldName field is set.
         */
        public boolean hasFieldName() {
          return ((bitField0_ & 0x00000001) != 0);
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         *
         * @return The fieldName.
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Layout getFieldName() {
          if (fieldNameBuilder_ == null) {
            return fieldName_ == null
                ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
                : fieldName_;
          } else {
            return fieldNameBuilder_.getMessage();
          }
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         */
        public Builder setFieldName(
            com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
          if (fieldNameBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            fieldName_ = value;
          } else {
            fieldNameBuilder_.setMessage(value);
          }
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         */
        public Builder setFieldName(
            com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder builderForValue) {
          if (fieldNameBuilder_ == null) {
            fieldName_ = builderForValue.build();
          } else {
            fieldNameBuilder_.setMessage(builderForValue.build());
          }
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         */
        public Builder mergeFieldName(
            com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
          if (fieldNameBuilder_ == null) {
            if (((bitField0_ & 0x00000001) != 0)
                && fieldName_ != null
                && fieldName_
                    != com.google.cloud.documentai.v1beta2.Document.Page.Layout
                        .getDefaultInstance()) {
              getFieldNameBuilder().mergeFrom(value);
            } else {
              fieldName_ = value;
            }
          } else {
            fieldNameBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         */
        public Builder clearFieldName() {
          bitField0_ = (bitField0_ & ~0x00000001);
          fieldName_ = null;
          if (fieldNameBuilder_ != null) {
            fieldNameBuilder_.dispose();
            fieldNameBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder
            getFieldNameBuilder() {
          bitField0_ |= 0x00000001;
          onChanged();
          return getFieldNameFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder
            getFieldNameOrBuilder() {
          if (fieldNameBuilder_ != null) {
            return fieldNameBuilder_.getMessageOrBuilder();
          } else {
            return fieldName_ == null
                ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
                : fieldName_;
          }
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] name. e.g. `Address`, `Email`,
         * `Grand total`, `Phone number`, etc.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_name = 1;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>
            getFieldNameFieldBuilder() {
          if (fieldNameBuilder_ == null) {
            fieldNameBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>(
                    getFieldName(), getParentForChildren(), isClean());
            fieldName_ = null;
          }
          return fieldNameBuilder_;
        }

        private com.google.cloud.documentai.v1beta2.Document.Page.Layout fieldValue_;
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>
            fieldValueBuilder_;
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         *
         * @return Whether the fieldValue field is set.
         */
        public boolean hasFieldValue() {
          return ((bitField0_ & 0x00000002) != 0);
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         *
         * @return The fieldValue.
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Layout getFieldValue() {
          if (fieldValueBuilder_ == null) {
            return fieldValue_ == null
                ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
                : fieldValue_;
          } else {
            return fieldValueBuilder_.getMessage();
          }
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         */
        public Builder setFieldValue(
            com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
          if (fieldValueBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            fieldValue_ = value;
          } else {
            fieldValueBuilder_.setMessage(value);
          }
          bitField0_ |= 0x00000002;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         */
        public Builder setFieldValue(
            com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder builderForValue) {
          if (fieldValueBuilder_ == null) {
            fieldValue_ = builderForValue.build();
          } else {
            fieldValueBuilder_.setMessage(builderForValue.build());
          }
          bitField0_ |= 0x00000002;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         */
        public Builder mergeFieldValue(
            com.google.cloud.documentai.v1beta2.Document.Page.Layout value) {
          if (fieldValueBuilder_ == null) {
            if (((bitField0_ & 0x00000002) != 0)
                && fieldValue_ != null
                && fieldValue_
                    != com.google.cloud.documentai.v1beta2.Document.Page.Layout
                        .getDefaultInstance()) {
              getFieldValueBuilder().mergeFrom(value);
            } else {
              fieldValue_ = value;
            }
          } else {
            fieldValueBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000002;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         */
        public Builder clearFieldValue() {
          bitField0_ = (bitField0_ & ~0x00000002);
          fieldValue_ = null;
          if (fieldValueBuilder_ != null) {
            fieldValueBuilder_.dispose();
            fieldValueBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder
            getFieldValueBuilder() {
          bitField0_ |= 0x00000002;
          onChanged();
          return getFieldValueFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder
            getFieldValueOrBuilder() {
          if (fieldValueBuilder_ != null) {
            return fieldValueBuilder_.getMessageOrBuilder();
          } else {
            return fieldValue_ == null
                ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
                : fieldValue_;
          }
        }
        /**
         *
         *
         * <pre>
         * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the [FormField][google.cloud.documentai.v1beta2.Document.Page.FormField] value.
         * </pre>
         *
         * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout field_value = 2;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>
            getFieldValueFieldBuilder() {
          if (fieldValueBuilder_ == null) {
            fieldValueBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                    com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>(
                    getFieldValue(), getParentForChildren(), isClean());
            fieldValue_ = null;
          }
          return fieldValueBuilder_;
        }

        private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            nameDetectedLanguages_ = java.util.Collections.emptyList();

        private void ensureNameDetectedLanguagesIsMutable() {
          if (!((bitField0_ & 0x00000004) != 0)) {
            nameDetectedLanguages_ =
                new java.util.ArrayList<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>(
                    nameDetectedLanguages_);
            bitField0_ |= 0x00000004;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            nameDetectedLanguagesBuilder_;

        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            getNameDetectedLanguagesList() {
          if (nameDetectedLanguagesBuilder_ == null) {
            return java.util.Collections.unmodifiableList(nameDetectedLanguages_);
          } else {
            return nameDetectedLanguagesBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public int getNameDetectedLanguagesCount() {
          if (nameDetectedLanguagesBuilder_ == null) {
            return nameDetectedLanguages_.size();
          } else {
            return nameDetectedLanguagesBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
            getNameDetectedLanguages(int index) {
          if (nameDetectedLanguagesBuilder_ == null) {
            return nameDetectedLanguages_.get(index);
          } else {
            return nameDetectedLanguagesBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder setNameDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (nameDetectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureNameDetectedLanguagesIsMutable();
            nameDetectedLanguages_.set(index, value);
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder setNameDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (nameDetectedLanguagesBuilder_ == null) {
            ensureNameDetectedLanguagesIsMutable();
            nameDetectedLanguages_.set(index, builderForValue.build());
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder addNameDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (nameDetectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureNameDetectedLanguagesIsMutable();
            nameDetectedLanguages_.add(value);
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder addNameDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (nameDetectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureNameDetectedLanguagesIsMutable();
            nameDetectedLanguages_.add(index, value);
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder addNameDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (nameDetectedLanguagesBuilder_ == null) {
            ensureNameDetectedLanguagesIsMutable();
            nameDetectedLanguages_.add(builderForValue.build());
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder addNameDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (nameDetectedLanguagesBuilder_ == null) {
            ensureNameDetectedLanguagesIsMutable();
            nameDetectedLanguages_.add(index, builderForValue.build());
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder addAllNameDetectedLanguages(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
                values) {
          if (nameDetectedLanguagesBuilder_ == null) {
            ensureNameDetectedLanguagesIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, nameDetectedLanguages_);
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder clearNameDetectedLanguages() {
          if (nameDetectedLanguagesBuilder_ == null) {
            nameDetectedLanguages_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000004);
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public Builder removeNameDetectedLanguages(int index) {
          if (nameDetectedLanguagesBuilder_ == null) {
            ensureNameDetectedLanguagesIsMutable();
            nameDetectedLanguages_.remove(index);
            onChanged();
          } else {
            nameDetectedLanguagesBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            getNameDetectedLanguagesBuilder(int index) {
          return getNameDetectedLanguagesFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
            getNameDetectedLanguagesOrBuilder(int index) {
          if (nameDetectedLanguagesBuilder_ == null) {
            return nameDetectedLanguages_.get(index);
          } else {
            return nameDetectedLanguagesBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public java.util.List<
                ? extends
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getNameDetectedLanguagesOrBuilderList() {
          if (nameDetectedLanguagesBuilder_ != null) {
            return nameDetectedLanguagesBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(nameDetectedLanguages_);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addNameDetectedLanguagesBuilder() {
          return getNameDetectedLanguagesFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addNameDetectedLanguagesBuilder(int index) {
          return getNameDetectedLanguagesFieldBuilder()
              .addBuilder(
                  index,
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for name together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage name_detected_languages = 3;
         * </code>
         */
        public java.util.List<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder>
            getNameDetectedLanguagesBuilderList() {
          return getNameDetectedLanguagesFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getNameDetectedLanguagesFieldBuilder() {
          if (nameDetectedLanguagesBuilder_ == null) {
            nameDetectedLanguagesBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>(
                    nameDetectedLanguages_,
                    ((bitField0_ & 0x00000004) != 0),
                    getParentForChildren(),
                    isClean());
            nameDetectedLanguages_ = null;
          }
          return nameDetectedLanguagesBuilder_;
        }

        private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            valueDetectedLanguages_ = java.util.Collections.emptyList();

        private void ensureValueDetectedLanguagesIsMutable() {
          if (!((bitField0_ & 0x00000008) != 0)) {
            valueDetectedLanguages_ =
                new java.util.ArrayList<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>(
                    valueDetectedLanguages_);
            bitField0_ |= 0x00000008;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            valueDetectedLanguagesBuilder_;

        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
            getValueDetectedLanguagesList() {
          if (valueDetectedLanguagesBuilder_ == null) {
            return java.util.Collections.unmodifiableList(valueDetectedLanguages_);
          } else {
            return valueDetectedLanguagesBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public int getValueDetectedLanguagesCount() {
          if (valueDetectedLanguagesBuilder_ == null) {
            return valueDetectedLanguages_.size();
          } else {
            return valueDetectedLanguagesBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
            getValueDetectedLanguages(int index) {
          if (valueDetectedLanguagesBuilder_ == null) {
            return valueDetectedLanguages_.get(index);
          } else {
            return valueDetectedLanguagesBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder setValueDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (valueDetectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureValueDetectedLanguagesIsMutable();
            valueDetectedLanguages_.set(index, value);
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder setValueDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (valueDetectedLanguagesBuilder_ == null) {
            ensureValueDetectedLanguagesIsMutable();
            valueDetectedLanguages_.set(index, builderForValue.build());
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder addValueDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (valueDetectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureValueDetectedLanguagesIsMutable();
            valueDetectedLanguages_.add(value);
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder addValueDetectedLanguages(
            int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
          if (valueDetectedLanguagesBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureValueDetectedLanguagesIsMutable();
            valueDetectedLanguages_.add(index, value);
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder addValueDetectedLanguages(
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (valueDetectedLanguagesBuilder_ == null) {
            ensureValueDetectedLanguagesIsMutable();
            valueDetectedLanguages_.add(builderForValue.build());
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder addValueDetectedLanguages(
            int index,
            com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
                builderForValue) {
          if (valueDetectedLanguagesBuilder_ == null) {
            ensureValueDetectedLanguagesIsMutable();
            valueDetectedLanguages_.add(index, builderForValue.build());
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder addAllValueDetectedLanguages(
            java.lang.Iterable<
                    ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
                values) {
          if (valueDetectedLanguagesBuilder_ == null) {
            ensureValueDetectedLanguagesIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, valueDetectedLanguages_);
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder clearValueDetectedLanguages() {
          if (valueDetectedLanguagesBuilder_ == null) {
            valueDetectedLanguages_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000008);
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public Builder removeValueDetectedLanguages(int index) {
          if (valueDetectedLanguagesBuilder_ == null) {
            ensureValueDetectedLanguagesIsMutable();
            valueDetectedLanguages_.remove(index);
            onChanged();
          } else {
            valueDetectedLanguagesBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            getValueDetectedLanguagesBuilder(int index) {
          return getValueDetectedLanguagesFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
            getValueDetectedLanguagesOrBuilder(int index) {
          if (valueDetectedLanguagesBuilder_ == null) {
            return valueDetectedLanguages_.get(index);
          } else {
            return valueDetectedLanguagesBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public java.util.List<
                ? extends
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getValueDetectedLanguagesOrBuilderList() {
          if (valueDetectedLanguagesBuilder_ != null) {
            return valueDetectedLanguagesBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(valueDetectedLanguages_);
          }
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addValueDetectedLanguagesBuilder() {
          return getValueDetectedLanguagesFieldBuilder()
              .addBuilder(
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
            addValueDetectedLanguagesBuilder(int index) {
          return getValueDetectedLanguagesFieldBuilder()
              .addBuilder(
                  index,
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                      .getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * A list of detected languages for value together with confidence.
         * </pre>
         *
         * <code>
         * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value_detected_languages = 4;
         * </code>
         */
        public java.util.List<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder>
            getValueDetectedLanguagesBuilderList() {
          return getValueDetectedLanguagesFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
            getValueDetectedLanguagesFieldBuilder() {
          if (valueDetectedLanguagesBuilder_ == null) {
            valueDetectedLanguagesBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                    com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>(
                    valueDetectedLanguages_,
                    ((bitField0_ & 0x00000008) != 0),
                    getParentForChildren(),
                    isClean());
            valueDetectedLanguages_ = null;
          }
          return valueDetectedLanguagesBuilder_;
        }

        private java.lang.Object valueType_ = "";
        /**
         *
         *
         * <pre>
         * If the value is non-textual, this field represents the type. Current
         * valid values are:
         * - blank (this indicates the field_value is normal text)
         * - "unfilled_checkbox"
         * - "filled_checkbox"
         * </pre>
         *
         * <code>string value_type = 5;</code>
         *
         * @return The valueType.
         */
        public java.lang.String getValueType() {
          java.lang.Object ref = valueType_;
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            valueType_ = s;
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * If the value is non-textual, this field represents the type. Current
         * valid values are:
         * - blank (this indicates the field_value is normal text)
         * - "unfilled_checkbox"
         * - "filled_checkbox"
         * </pre>
         *
         * <code>string value_type = 5;</code>
         *
         * @return The bytes for valueType.
         */
        public com.google.protobuf.ByteString getValueTypeBytes() {
          java.lang.Object ref = valueType_;
          if (ref instanceof String) {
            com.google.protobuf.ByteString b =
                com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
            valueType_ = b;
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * If the value is non-textual, this field represents the type. Current
         * valid values are:
         * - blank (this indicates the field_value is normal text)
         * - "unfilled_checkbox"
         * - "filled_checkbox"
         * </pre>
         *
         * <code>string value_type = 5;</code>
         *
         * @param value The valueType to set.
         * @return This builder for chaining.
         */
        public Builder setValueType(java.lang.String value) {
          if (value == null) {
            throw new NullPointerException();
          }
          valueType_ = value;
          bitField0_ |= 0x00000010;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * If the value is non-textual, this field represents the type. Current
         * valid values are:
         * - blank (this indicates the field_value is normal text)
         * - "unfilled_checkbox"
         * - "filled_checkbox"
         * </pre>
         *
         * <code>string value_type = 5;</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearValueType() {
          valueType_ = getDefaultInstance().getValueType();
          bitField0_ = (bitField0_ & ~0x00000010);
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * If the value is non-textual, this field represents the type. Current
         * valid values are:
         * - blank (this indicates the field_value is normal text)
         * - "unfilled_checkbox"
         * - "filled_checkbox"
         * </pre>
         *
         * <code>string value_type = 5;</code>
         *
         * @param value The bytes for valueType to set.
         * @return This builder for chaining.
         */
        public Builder setValueTypeBytes(com.google.protobuf.ByteString value) {
          if (value == null) {
            throw new NullPointerException();
          }
          checkByteStringIsUtf8(value);
          valueType_ = value;
          bitField0_ |= 0x00000010;
          onChanged();
          return this;
        }

        private java.lang.Object correctedKeyText_ = "";
        /**
         *
         *
         * <pre>
         * An internal field, created for Labeling UI to export key text.
         * </pre>
         *
         * <code>string corrected_key_text = 6;</code>
         *
         * @return The correctedKeyText.
         */
        public java.lang.String getCorrectedKeyText() {
          java.lang.Object ref = correctedKeyText_;
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            correctedKeyText_ = s;
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * An internal field, created for Labeling UI to export key text.
         * </pre>
         *
         * <code>string corrected_key_text = 6;</code>
         *
         * @return The bytes for correctedKeyText.
         */
        public com.google.protobuf.ByteString getCorrectedKeyTextBytes() {
          java.lang.Object ref = correctedKeyText_;
          if (ref instanceof String) {
            com.google.protobuf.ByteString b =
                com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
            correctedKeyText_ = b;
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * An internal field, created for Labeling UI to export key text.
         * </pre>
         *
         * <code>string corrected_key_text = 6;</code>
         *
         * @param value The correctedKeyText to set.
         * @return This builder for chaining.
         */
        public Builder setCorrectedKeyText(java.lang.String value) {
          if (value == null) {
            throw new NullPointerException();
          }
          correctedKeyText_ = value;
          bitField0_ |= 0x00000020;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * An internal field, created for Labeling UI to export key text.
         * </pre>
         *
         * <code>string corrected_key_text = 6;</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearCorrectedKeyText() {
          correctedKeyText_ = getDefaultInstance().getCorrectedKeyText();
          bitField0_ = (bitField0_ & ~0x00000020);
          onChanged();
          return this;
        }
        /**
         *
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        public com.google.protobuf.ByteString getLanguageCodeBytes() {
          java.lang.Object ref = languageCode_;
          if (ref instanceof String) {
            com.google.protobuf.ByteString b =
                com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
            languageCode_ = b;
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * The BCP-47 language code, such as "en-US" or "sr-Latn". For more
         * information, see
         * http://www.unicode.org/reports/tr35/#Unicode_locale_identifier.
         * </pre>
         *
         * <code>string language_code = 1;</code>
         *
         * @param value The languageCode to set.
         * @return This builder for chaining.
         */
        public Builder setLanguageCode(java.lang.String value) {
          if (value == null) {
            throw new NullPointerException();
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          languageCode_ = value;
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The BCP-47 language code, such as "en-US" or "sr-Latn". For more
         * information, see
         * http://www.unicode.org/reports/tr35/#Unicode_locale_identifier.
         * </pre>
         *
         * <code>string language_code = 1;</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearLanguageCode() {
          languageCode_ = getDefaultInstance().getLanguageCode();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The BCP-47 language code, such as "en-US" or "sr-Latn". For more
         * information, see
         * http://www.unicode.org/reports/tr35/#Unicode_locale_identifier.
         * </pre>
         *
         * <code>string language_code = 1;</code>
         *
         * @param value The bytes for languageCode to set.
         * @return This builder for chaining.
         */
        public Builder setLanguageCodeBytes(com.google.protobuf.ByteString value) {
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            throw new NullPointerException();
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          checkByteStringIsUtf8(value);
          languageCode_ = value;
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }

        private float confidence_;
        /**
         *
         *
         * <pre>
         * Confidence of detected language. Range [0, 1].
         * </pre>
         *
         * <code>float confidence = 2;</code>
         *
         * @return The confidence.
         */
        @java.lang.Override
        public float getConfidence() {
          return confidence_;
        }
        /**
         *
         *
         * <pre>
         * Confidence of detected language. Range [0, 1].
         * </pre>
         *
         * <code>float confidence = 2;</code>
         *
         * @param value The confidence to set.
         * @return This builder for chaining.
         */
        public Builder setConfidence(float value) {

          confidence_ = value;
          bitField0_ |= 0x00000002;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * Confidence of detected language. Range [0, 1].
         * </pre>
         *
         * <code>float confidence = 2;</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearConfidence() {
          bitField0_ = (bitField0_ & ~0x00000002);
          confidence_ = 0F;
          onChanged();
          return this;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
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          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage)
      }

      // @@protoc_insertion_point(class_scope:google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage)
      private static final com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
          DEFAULT_INSTANCE;

      static {
        DEFAULT_INSTANCE = new com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage();
      }

      public static com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
          getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<DetectedLanguage> PARSER =
          new com.google.protobuf.AbstractParser<DetectedLanguage>() {
            @java.lang.Override
            public DetectedLanguage parsePartialFrom(
                com.google.protobuf.CodedInputStream input,
                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                throws com.google.protobuf.InvalidProtocolBufferException {
              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
              }
              return builder.buildPartial();
            }
          };

      public static com.google.protobuf.Parser<DetectedLanguage> parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser<DetectedLanguage> getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
          getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
    }

    public static final int PAGE_NUMBER_FIELD_NUMBER = 1;
    private int pageNumber_ = 0;
    /**
     *
     *
     * <pre>
     * 1-based index for current [Page][google.cloud.documentai.v1beta2.Document.Page] in a parent [Document][google.cloud.documentai.v1beta2.Document].
     * Useful when a page is taken out of a [Document][google.cloud.documentai.v1beta2.Document] for individual
     * processing.
     * </pre>
     *
     * <code>int32 page_number = 1;</code>
     *
     * @return The pageNumber.
     */
    @java.lang.Override
    public int getPageNumber() {
      return pageNumber_;
    }

    public static final int DIMENSION_FIELD_NUMBER = 2;
    private com.google.cloud.documentai.v1beta2.Document.Page.Dimension dimension_;
    /**
     *
     *
     * <pre>
     * Physical dimension of the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Dimension dimension = 2;</code>
     *
     * @return Whether the dimension field is set.
     */
    @java.lang.Override
    public boolean hasDimension() {
      return dimension_ != null;
    }
    /**
     *
     *
     * <pre>
     * Physical dimension of the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Dimension dimension = 2;</code>
     *
     * @return The dimension.
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.Dimension getDimension() {
      return dimension_ == null
          ? com.google.cloud.documentai.v1beta2.Document.Page.Dimension.getDefaultInstance()
          : dimension_;
    }
    /**
     *
     *
     * <pre>
     * Physical dimension of the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Dimension dimension = 2;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.DimensionOrBuilder
        getDimensionOrBuilder() {
      return dimension_ == null
          ? com.google.cloud.documentai.v1beta2.Document.Page.Dimension.getDefaultInstance()
          : dimension_;
    }

    public static final int LAYOUT_FIELD_NUMBER = 3;
    private com.google.cloud.documentai.v1beta2.Document.Page.Layout layout_;
    /**
     *
     *
     * <pre>
     * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 3;</code>
     *
     * @return Whether the layout field is set.
     */
    @java.lang.Override
    public boolean hasLayout() {
      return layout_ != null;
    }
    /**
     *
     *
     * <pre>
     * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 3;</code>
     *
     * @return The layout.
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.Layout getLayout() {
      return layout_ == null
          ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
          : layout_;
    }
    /**
     *
     *
     * <pre>
     * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the page.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 3;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder getLayoutOrBuilder() {
      return layout_ == null
          ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
          : layout_;
    }

    public static final int DETECTED_LANGUAGES_FIELD_NUMBER = 4;

    @SuppressWarnings("serial")
    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
        detectedLanguages_;
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    @java.lang.Override
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
        getDetectedLanguagesList() {
      return detectedLanguages_;
    }
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    @java.lang.Override
    public java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
        getDetectedLanguagesOrBuilderList() {
      return detectedLanguages_;
    }
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    @java.lang.Override
    public int getDetectedLanguagesCount() {
      return detectedLanguages_.size();
    }
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage getDetectedLanguages(
        int index) {
      return detectedLanguages_.get(index);
    }
    /**
     *
     *
     * <pre>
     * A list of detected languages together with confidence.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
     * </code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
        getDetectedLanguagesOrBuilder(int index) {
      return detectedLanguages_.get(index);
    }

    public static final int BLOCKS_FIELD_NUMBER = 5;

    @SuppressWarnings("serial")
    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Block> blocks_;
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    @java.lang.Override
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Block> getBlocksList() {
      return blocks_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    @java.lang.Override
    public java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder>
        getBlocksOrBuilderList() {
      return blocks_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    @java.lang.Override
    public int getBlocksCount() {
      return blocks_.size();
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.Block getBlocks(int index) {
      return blocks_.get(index);
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text blocks on the page.
     * A block has a set of lines (collected into paragraphs) that have a common
     * line-spacing and orientation.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder getBlocksOrBuilder(
        int index) {
      return blocks_.get(index);
    }

    public static final int PARAGRAPHS_FIELD_NUMBER = 6;

    @SuppressWarnings("serial")
    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Paragraph> paragraphs_;
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    @java.lang.Override
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Paragraph>
        getParagraphsList() {
      return paragraphs_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    @java.lang.Override
    public java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder>
        getParagraphsOrBuilderList() {
      return paragraphs_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    @java.lang.Override
    public int getParagraphsCount() {
      return paragraphs_.size();
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.Paragraph getParagraphs(int index) {
      return paragraphs_.get(index);
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text paragraphs on the page.
     * A collection of lines that a human would perceive as a paragraph.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
     * </code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder
        getParagraphsOrBuilder(int index) {
      return paragraphs_.get(index);
    }

    public static final int LINES_FIELD_NUMBER = 7;

    @SuppressWarnings("serial")
    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Line> lines_;
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    @java.lang.Override
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Line> getLinesList() {
      return lines_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    @java.lang.Override
    public java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder>
        getLinesOrBuilderList() {
      return lines_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    @java.lang.Override
    public int getLinesCount() {
      return lines_.size();
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.Line getLines(int index) {
      return lines_.get(index);
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected text lines on the page.
     * A collection of tokens that a human would perceive as a line.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder getLinesOrBuilder(
        int index) {
      return lines_.get(index);
    }

    public static final int TOKENS_FIELD_NUMBER = 8;

    @SuppressWarnings("serial")
    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Token> tokens_;
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    @java.lang.Override
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Token> getTokensList() {
      return tokens_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    @java.lang.Override
    public java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder>
        getTokensOrBuilderList() {
      return tokens_;
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    @java.lang.Override
    public int getTokensCount() {
      return tokens_.size();
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.Token getTokens(int index) {
      return tokens_.get(index);
    }
    /**
     *
     *
     * <pre>
     * A list of visually detected tokens on the page.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder getTokensOrBuilder(
        int index) {
      return tokens_.get(index);
    }

    public static final int VISUAL_ELEMENTS_FIELD_NUMBER = 9;

    @SuppressWarnings("serial")
    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.VisualElement>
        visualElements_;
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    @java.lang.Override
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.VisualElement>
        getVisualElementsList() {
      return visualElements_;
    }
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    @java.lang.Override
    public java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder>
        getVisualElementsOrBuilderList() {
      return visualElements_;
    }
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    @java.lang.Override
    public int getVisualElementsCount() {
      return visualElements_.size();
    }
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.VisualElement getVisualElements(
        int index) {
      return visualElements_.get(index);
    }
    /**
     *
     *
     * <pre>
     * A list of detected non-text visual elements e.g. checkbox,
     * signature etc. on the page.
     * </pre>
     *
     * <code>
     * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
     * </code>
     */
    @java.lang.Override
    public com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder
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        } else {
          return layout_ == null
              ? com.google.cloud.documentai.v1beta2.Document.Page.Layout.getDefaultInstance()
              : layout_;
        }
      }
      /**
       *
       *
       * <pre>
       * [Layout][google.cloud.documentai.v1beta2.Document.Page.Layout] for the page.
       * </pre>
       *
       * <code>.google.cloud.documentai.v1beta2.Document.Page.Layout layout = 3;</code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Layout,
              com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>
          getLayoutFieldBuilder() {
        if (layoutBuilder_ == null) {
          layoutBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.Layout,
                  com.google.cloud.documentai.v1beta2.Document.Page.Layout.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.LayoutOrBuilder>(
                  getLayout(), getParentForChildren(), isClean());
          layout_ = null;
        }
        return layoutBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          detectedLanguages_ = java.util.Collections.emptyList();

      private void ensureDetectedLanguagesIsMutable() {
        if (!((bitField0_ & 0x00000008) != 0)) {
          detectedLanguages_ =
              new java.util.ArrayList<
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>(
                  detectedLanguages_);
          bitField0_ |= 0x00000008;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
              com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          detectedLanguagesBuilder_;

      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
          getDetectedLanguagesList() {
        if (detectedLanguagesBuilder_ == null) {
          return java.util.Collections.unmodifiableList(detectedLanguages_);
        } else {
          return detectedLanguagesBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public int getDetectedLanguagesCount() {
        if (detectedLanguagesBuilder_ == null) {
          return detectedLanguages_.size();
        } else {
          return detectedLanguagesBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
          getDetectedLanguages(int index) {
        if (detectedLanguagesBuilder_ == null) {
          return detectedLanguages_.get(index);
        } else {
          return detectedLanguagesBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder setDetectedLanguages(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
        if (detectedLanguagesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureDetectedLanguagesIsMutable();
          detectedLanguages_.set(index, value);
          onChanged();
        } else {
          detectedLanguagesBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder setDetectedLanguages(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
              builderForValue) {
        if (detectedLanguagesBuilder_ == null) {
          ensureDetectedLanguagesIsMutable();
          detectedLanguages_.set(index, builderForValue.build());
          onChanged();
        } else {
          detectedLanguagesBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder addDetectedLanguages(
          com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
        if (detectedLanguagesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureDetectedLanguagesIsMutable();
          detectedLanguages_.add(value);
          onChanged();
        } else {
          detectedLanguagesBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder addDetectedLanguages(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage value) {
        if (detectedLanguagesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureDetectedLanguagesIsMutable();
          detectedLanguages_.add(index, value);
          onChanged();
        } else {
          detectedLanguagesBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder addDetectedLanguages(
          com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
              builderForValue) {
        if (detectedLanguagesBuilder_ == null) {
          ensureDetectedLanguagesIsMutable();
          detectedLanguages_.add(builderForValue.build());
          onChanged();
        } else {
          detectedLanguagesBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder addDetectedLanguages(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
              builderForValue) {
        if (detectedLanguagesBuilder_ == null) {
          ensureDetectedLanguagesIsMutable();
          detectedLanguages_.add(index, builderForValue.build());
          onChanged();
        } else {
          detectedLanguagesBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder addAllDetectedLanguages(
          java.lang.Iterable<
                  ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage>
              values) {
        if (detectedLanguagesBuilder_ == null) {
          ensureDetectedLanguagesIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, detectedLanguages_);
          onChanged();
        } else {
          detectedLanguagesBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder clearDetectedLanguages() {
        if (detectedLanguagesBuilder_ == null) {
          detectedLanguages_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000008);
          onChanged();
        } else {
          detectedLanguagesBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public Builder removeDetectedLanguages(int index) {
        if (detectedLanguagesBuilder_ == null) {
          ensureDetectedLanguagesIsMutable();
          detectedLanguages_.remove(index);
          onChanged();
        } else {
          detectedLanguagesBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
          getDetectedLanguagesBuilder(int index) {
        return getDetectedLanguagesFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder
          getDetectedLanguagesOrBuilder(int index) {
        if (detectedLanguagesBuilder_ == null) {
          return detectedLanguages_.get(index);
        } else {
          return detectedLanguagesBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getDetectedLanguagesOrBuilderList() {
        if (detectedLanguagesBuilder_ != null) {
          return detectedLanguagesBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(detectedLanguages_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
          addDetectedLanguagesBuilder() {
        return getDetectedLanguagesFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                    .getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder
          addDetectedLanguagesBuilder(int index) {
        return getDetectedLanguagesFieldBuilder()
            .addBuilder(
                index,
                com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage
                    .getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of detected languages together with confidence.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage detected_languages = 4;
       * </code>
       */
      public java.util.List<
              com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder>
          getDetectedLanguagesBuilderList() {
        return getDetectedLanguagesFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
              com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>
          getDetectedLanguagesFieldBuilder() {
        if (detectedLanguagesBuilder_ == null) {
          detectedLanguagesBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage,
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguage.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.DetectedLanguageOrBuilder>(
                  detectedLanguages_,
                  ((bitField0_ & 0x00000008) != 0),
                  getParentForChildren(),
                  isClean());
          detectedLanguages_ = null;
        }
        return detectedLanguagesBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Block> blocks_ =
          java.util.Collections.emptyList();

      private void ensureBlocksIsMutable() {
        if (!((bitField0_ & 0x00000010) != 0)) {
          blocks_ =
              new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.Page.Block>(
                  blocks_);
          bitField0_ |= 0x00000010;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Block,
              com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder>
          blocksBuilder_;

      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Block>
          getBlocksList() {
        if (blocksBuilder_ == null) {
          return java.util.Collections.unmodifiableList(blocks_);
        } else {
          return blocksBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public int getBlocksCount() {
        if (blocksBuilder_ == null) {
          return blocks_.size();
        } else {
          return blocksBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Block getBlocks(int index) {
        if (blocksBuilder_ == null) {
          return blocks_.get(index);
        } else {
          return blocksBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder setBlocks(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Block value) {
        if (blocksBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureBlocksIsMutable();
          blocks_.set(index, value);
          onChanged();
        } else {
          blocksBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder setBlocks(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder builderForValue) {
        if (blocksBuilder_ == null) {
          ensureBlocksIsMutable();
          blocks_.set(index, builderForValue.build());
          onChanged();
        } else {
          blocksBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder addBlocks(com.google.cloud.documentai.v1beta2.Document.Page.Block value) {
        if (blocksBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureBlocksIsMutable();
          blocks_.add(value);
          onChanged();
        } else {
          blocksBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder addBlocks(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Block value) {
        if (blocksBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureBlocksIsMutable();
          blocks_.add(index, value);
          onChanged();
        } else {
          blocksBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder addBlocks(
          com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder builderForValue) {
        if (blocksBuilder_ == null) {
          ensureBlocksIsMutable();
          blocks_.add(builderForValue.build());
          onChanged();
        } else {
          blocksBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder addBlocks(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder builderForValue) {
        if (blocksBuilder_ == null) {
          ensureBlocksIsMutable();
          blocks_.add(index, builderForValue.build());
          onChanged();
        } else {
          blocksBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder addAllBlocks(
          java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.Page.Block>
              values) {
        if (blocksBuilder_ == null) {
          ensureBlocksIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, blocks_);
          onChanged();
        } else {
          blocksBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder clearBlocks() {
        if (blocksBuilder_ == null) {
          blocks_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000010);
          onChanged();
        } else {
          blocksBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public Builder removeBlocks(int index) {
        if (blocksBuilder_ == null) {
          ensureBlocksIsMutable();
          blocks_.remove(index);
          onChanged();
        } else {
          blocksBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder getBlocksBuilder(
          int index) {
        return getBlocksFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder getBlocksOrBuilder(
          int index) {
        if (blocksBuilder_ == null) {
          return blocks_.get(index);
        } else {
          return blocksBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder>
          getBlocksOrBuilderList() {
        if (blocksBuilder_ != null) {
          return blocksBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(blocks_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder addBlocksBuilder() {
        return getBlocksFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.Block.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder addBlocksBuilder(
          int index) {
        return getBlocksFieldBuilder()
            .addBuilder(
                index,
                com.google.cloud.documentai.v1beta2.Document.Page.Block.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text blocks on the page.
       * A block has a set of lines (collected into paragraphs) that have a common
       * line-spacing and orientation.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Block blocks = 5;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder>
          getBlocksBuilderList() {
        return getBlocksFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Block,
              com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder>
          getBlocksFieldBuilder() {
        if (blocksBuilder_ == null) {
          blocksBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.Block,
                  com.google.cloud.documentai.v1beta2.Document.Page.Block.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.BlockOrBuilder>(
                  blocks_, ((bitField0_ & 0x00000010) != 0), getParentForChildren(), isClean());
          blocks_ = null;
        }
        return blocksBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Paragraph>
          paragraphs_ = java.util.Collections.emptyList();

      private void ensureParagraphsIsMutable() {
        if (!((bitField0_ & 0x00000020) != 0)) {
          paragraphs_ =
              new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.Page.Paragraph>(
                  paragraphs_);
          bitField0_ |= 0x00000020;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Paragraph,
              com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder>
          paragraphsBuilder_;

      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Paragraph>
          getParagraphsList() {
        if (paragraphsBuilder_ == null) {
          return java.util.Collections.unmodifiableList(paragraphs_);
        } else {
          return paragraphsBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public int getParagraphsCount() {
        if (paragraphsBuilder_ == null) {
          return paragraphs_.size();
        } else {
          return paragraphsBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Paragraph getParagraphs(int index) {
        if (paragraphsBuilder_ == null) {
          return paragraphs_.get(index);
        } else {
          return paragraphsBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder setParagraphs(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Paragraph value) {
        if (paragraphsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureParagraphsIsMutable();
          paragraphs_.set(index, value);
          onChanged();
        } else {
          paragraphsBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder setParagraphs(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder builderForValue) {
        if (paragraphsBuilder_ == null) {
          ensureParagraphsIsMutable();
          paragraphs_.set(index, builderForValue.build());
          onChanged();
        } else {
          paragraphsBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder addParagraphs(
          com.google.cloud.documentai.v1beta2.Document.Page.Paragraph value) {
        if (paragraphsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureParagraphsIsMutable();
          paragraphs_.add(value);
          onChanged();
        } else {
          paragraphsBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder addParagraphs(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Paragraph value) {
        if (paragraphsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureParagraphsIsMutable();
          paragraphs_.add(index, value);
          onChanged();
        } else {
          paragraphsBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder addParagraphs(
          com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder builderForValue) {
        if (paragraphsBuilder_ == null) {
          ensureParagraphsIsMutable();
          paragraphs_.add(builderForValue.build());
          onChanged();
        } else {
          paragraphsBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder addParagraphs(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder builderForValue) {
        if (paragraphsBuilder_ == null) {
          ensureParagraphsIsMutable();
          paragraphs_.add(index, builderForValue.build());
          onChanged();
        } else {
          paragraphsBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder addAllParagraphs(
          java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.Page.Paragraph>
              values) {
        if (paragraphsBuilder_ == null) {
          ensureParagraphsIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, paragraphs_);
          onChanged();
        } else {
          paragraphsBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder clearParagraphs() {
        if (paragraphsBuilder_ == null) {
          paragraphs_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000020);
          onChanged();
        } else {
          paragraphsBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public Builder removeParagraphs(int index) {
        if (paragraphsBuilder_ == null) {
          ensureParagraphsIsMutable();
          paragraphs_.remove(index);
          onChanged();
        } else {
          paragraphsBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder
          getParagraphsBuilder(int index) {
        return getParagraphsFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder
          getParagraphsOrBuilder(int index) {
        if (paragraphsBuilder_ == null) {
          return paragraphs_.get(index);
        } else {
          return paragraphsBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder>
          getParagraphsOrBuilderList() {
        if (paragraphsBuilder_ != null) {
          return paragraphsBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(paragraphs_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder
          addParagraphsBuilder() {
        return getParagraphsFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder
          addParagraphsBuilder(int index) {
        return getParagraphsFieldBuilder()
            .addBuilder(
                index,
                com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text paragraphs on the page.
       * A collection of lines that a human would perceive as a paragraph.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Paragraph paragraphs = 6;
       * </code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder>
          getParagraphsBuilderList() {
        return getParagraphsFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Paragraph,
              com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder>
          getParagraphsFieldBuilder() {
        if (paragraphsBuilder_ == null) {
          paragraphsBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.Paragraph,
                  com.google.cloud.documentai.v1beta2.Document.Page.Paragraph.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.ParagraphOrBuilder>(
                  paragraphs_, ((bitField0_ & 0x00000020) != 0), getParentForChildren(), isClean());
          paragraphs_ = null;
        }
        return paragraphsBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Line> lines_ =
          java.util.Collections.emptyList();

      private void ensureLinesIsMutable() {
        if (!((bitField0_ & 0x00000040) != 0)) {
          lines_ =
              new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.Page.Line>(
                  lines_);
          bitField0_ |= 0x00000040;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Line,
              com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder>
          linesBuilder_;

      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Line> getLinesList() {
        if (linesBuilder_ == null) {
          return java.util.Collections.unmodifiableList(lines_);
        } else {
          return linesBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public int getLinesCount() {
        if (linesBuilder_ == null) {
          return lines_.size();
        } else {
          return linesBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Line getLines(int index) {
        if (linesBuilder_ == null) {
          return lines_.get(index);
        } else {
          return linesBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder setLines(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Line value) {
        if (linesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureLinesIsMutable();
          lines_.set(index, value);
          onChanged();
        } else {
          linesBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder setLines(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder builderForValue) {
        if (linesBuilder_ == null) {
          ensureLinesIsMutable();
          lines_.set(index, builderForValue.build());
          onChanged();
        } else {
          linesBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder addLines(com.google.cloud.documentai.v1beta2.Document.Page.Line value) {
        if (linesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureLinesIsMutable();
          lines_.add(value);
          onChanged();
        } else {
          linesBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder addLines(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Line value) {
        if (linesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureLinesIsMutable();
          lines_.add(index, value);
          onChanged();
        } else {
          linesBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder addLines(
          com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder builderForValue) {
        if (linesBuilder_ == null) {
          ensureLinesIsMutable();
          lines_.add(builderForValue.build());
          onChanged();
        } else {
          linesBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder addLines(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder builderForValue) {
        if (linesBuilder_ == null) {
          ensureLinesIsMutable();
          lines_.add(index, builderForValue.build());
          onChanged();
        } else {
          linesBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder addAllLines(
          java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.Page.Line>
              values) {
        if (linesBuilder_ == null) {
          ensureLinesIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, lines_);
          onChanged();
        } else {
          linesBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder clearLines() {
        if (linesBuilder_ == null) {
          lines_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000040);
          onChanged();
        } else {
          linesBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public Builder removeLines(int index) {
        if (linesBuilder_ == null) {
          ensureLinesIsMutable();
          lines_.remove(index);
          onChanged();
        } else {
          linesBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder getLinesBuilder(
          int index) {
        return getLinesFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder getLinesOrBuilder(
          int index) {
        if (linesBuilder_ == null) {
          return lines_.get(index);
        } else {
          return linesBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder>
          getLinesOrBuilderList() {
        if (linesBuilder_ != null) {
          return linesBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(lines_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder addLinesBuilder() {
        return getLinesFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.Line.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder addLinesBuilder(
          int index) {
        return getLinesFieldBuilder()
            .addBuilder(
                index, com.google.cloud.documentai.v1beta2.Document.Page.Line.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected text lines on the page.
       * A collection of tokens that a human would perceive as a line.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Line lines = 7;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder>
          getLinesBuilderList() {
        return getLinesFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Line,
              com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder>
          getLinesFieldBuilder() {
        if (linesBuilder_ == null) {
          linesBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.Line,
                  com.google.cloud.documentai.v1beta2.Document.Page.Line.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.LineOrBuilder>(
                  lines_, ((bitField0_ & 0x00000040) != 0), getParentForChildren(), isClean());
          lines_ = null;
        }
        return linesBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Token> tokens_ =
          java.util.Collections.emptyList();

      private void ensureTokensIsMutable() {
        if (!((bitField0_ & 0x00000080) != 0)) {
          tokens_ =
              new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.Page.Token>(
                  tokens_);
          bitField0_ |= 0x00000080;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Token,
              com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder>
          tokensBuilder_;

      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Token>
          getTokensList() {
        if (tokensBuilder_ == null) {
          return java.util.Collections.unmodifiableList(tokens_);
        } else {
          return tokensBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public int getTokensCount() {
        if (tokensBuilder_ == null) {
          return tokens_.size();
        } else {
          return tokensBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Token getTokens(int index) {
        if (tokensBuilder_ == null) {
          return tokens_.get(index);
        } else {
          return tokensBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder setTokens(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Token value) {
        if (tokensBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTokensIsMutable();
          tokens_.set(index, value);
          onChanged();
        } else {
          tokensBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder setTokens(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder builderForValue) {
        if (tokensBuilder_ == null) {
          ensureTokensIsMutable();
          tokens_.set(index, builderForValue.build());
          onChanged();
        } else {
          tokensBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder addTokens(com.google.cloud.documentai.v1beta2.Document.Page.Token value) {
        if (tokensBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTokensIsMutable();
          tokens_.add(value);
          onChanged();
        } else {
          tokensBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder addTokens(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Token value) {
        if (tokensBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTokensIsMutable();
          tokens_.add(index, value);
          onChanged();
        } else {
          tokensBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder addTokens(
          com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder builderForValue) {
        if (tokensBuilder_ == null) {
          ensureTokensIsMutable();
          tokens_.add(builderForValue.build());
          onChanged();
        } else {
          tokensBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder addTokens(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder builderForValue) {
        if (tokensBuilder_ == null) {
          ensureTokensIsMutable();
          tokens_.add(index, builderForValue.build());
          onChanged();
        } else {
          tokensBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder addAllTokens(
          java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.Page.Token>
              values) {
        if (tokensBuilder_ == null) {
          ensureTokensIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, tokens_);
          onChanged();
        } else {
          tokensBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder clearTokens() {
        if (tokensBuilder_ == null) {
          tokens_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000080);
          onChanged();
        } else {
          tokensBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public Builder removeTokens(int index) {
        if (tokensBuilder_ == null) {
          ensureTokensIsMutable();
          tokens_.remove(index);
          onChanged();
        } else {
          tokensBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder getTokensBuilder(
          int index) {
        return getTokensFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder getTokensOrBuilder(
          int index) {
        if (tokensBuilder_ == null) {
          return tokens_.get(index);
        } else {
          return tokensBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder>
          getTokensOrBuilderList() {
        if (tokensBuilder_ != null) {
          return tokensBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(tokens_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder addTokensBuilder() {
        return getTokensFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.Token.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder addTokensBuilder(
          int index) {
        return getTokensFieldBuilder()
            .addBuilder(
                index,
                com.google.cloud.documentai.v1beta2.Document.Page.Token.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tokens on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Token tokens = 8;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder>
          getTokensBuilderList() {
        return getTokensFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Token,
              com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder>
          getTokensFieldBuilder() {
        if (tokensBuilder_ == null) {
          tokensBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.Token,
                  com.google.cloud.documentai.v1beta2.Document.Page.Token.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.TokenOrBuilder>(
                  tokens_, ((bitField0_ & 0x00000080) != 0), getParentForChildren(), isClean());
          tokens_ = null;
        }
        return tokensBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.VisualElement>
          visualElements_ = java.util.Collections.emptyList();

      private void ensureVisualElementsIsMutable() {
        if (!((bitField0_ & 0x00000100) != 0)) {
          visualElements_ =
              new java.util.ArrayList<
                  com.google.cloud.documentai.v1beta2.Document.Page.VisualElement>(visualElements_);
          bitField0_ |= 0x00000100;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.VisualElement,
              com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder>
          visualElementsBuilder_;

      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.VisualElement>
          getVisualElementsList() {
        if (visualElementsBuilder_ == null) {
          return java.util.Collections.unmodifiableList(visualElements_);
        } else {
          return visualElementsBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public int getVisualElementsCount() {
        if (visualElementsBuilder_ == null) {
          return visualElements_.size();
        } else {
          return visualElementsBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.VisualElement getVisualElements(
          int index) {
        if (visualElementsBuilder_ == null) {
          return visualElements_.get(index);
        } else {
          return visualElementsBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder setVisualElements(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.VisualElement value) {
        if (visualElementsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureVisualElementsIsMutable();
          visualElements_.set(index, value);
          onChanged();
        } else {
          visualElementsBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder setVisualElements(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder builderForValue) {
        if (visualElementsBuilder_ == null) {
          ensureVisualElementsIsMutable();
          visualElements_.set(index, builderForValue.build());
          onChanged();
        } else {
          visualElementsBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder addVisualElements(
          com.google.cloud.documentai.v1beta2.Document.Page.VisualElement value) {
        if (visualElementsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureVisualElementsIsMutable();
          visualElements_.add(value);
          onChanged();
        } else {
          visualElementsBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder addVisualElements(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.VisualElement value) {
        if (visualElementsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureVisualElementsIsMutable();
          visualElements_.add(index, value);
          onChanged();
        } else {
          visualElementsBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder addVisualElements(
          com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder builderForValue) {
        if (visualElementsBuilder_ == null) {
          ensureVisualElementsIsMutable();
          visualElements_.add(builderForValue.build());
          onChanged();
        } else {
          visualElementsBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder addVisualElements(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder builderForValue) {
        if (visualElementsBuilder_ == null) {
          ensureVisualElementsIsMutable();
          visualElements_.add(index, builderForValue.build());
          onChanged();
        } else {
          visualElementsBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder addAllVisualElements(
          java.lang.Iterable<
                  ? extends com.google.cloud.documentai.v1beta2.Document.Page.VisualElement>
              values) {
        if (visualElementsBuilder_ == null) {
          ensureVisualElementsIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, visualElements_);
          onChanged();
        } else {
          visualElementsBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder clearVisualElements() {
        if (visualElementsBuilder_ == null) {
          visualElements_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000100);
          onChanged();
        } else {
          visualElementsBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public Builder removeVisualElements(int index) {
        if (visualElementsBuilder_ == null) {
          ensureVisualElementsIsMutable();
          visualElements_.remove(index);
          onChanged();
        } else {
          visualElementsBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder
          getVisualElementsBuilder(int index) {
        return getVisualElementsFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder
          getVisualElementsOrBuilder(int index) {
        if (visualElementsBuilder_ == null) {
          return visualElements_.get(index);
        } else {
          return visualElementsBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder>
          getVisualElementsOrBuilderList() {
        if (visualElementsBuilder_ != null) {
          return visualElementsBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(visualElements_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder
          addVisualElementsBuilder() {
        return getVisualElementsFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.VisualElement
                    .getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder
          addVisualElementsBuilder(int index) {
        return getVisualElementsFieldBuilder()
            .addBuilder(
                index,
                com.google.cloud.documentai.v1beta2.Document.Page.VisualElement
                    .getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of detected non-text visual elements e.g. checkbox,
       * signature etc. on the page.
       * </pre>
       *
       * <code>
       * repeated .google.cloud.documentai.v1beta2.Document.Page.VisualElement visual_elements = 9;
       * </code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder>
          getVisualElementsBuilderList() {
        return getVisualElementsFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.VisualElement,
              com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder>
          getVisualElementsFieldBuilder() {
        if (visualElementsBuilder_ == null) {
          visualElementsBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.VisualElement,
                  com.google.cloud.documentai.v1beta2.Document.Page.VisualElement.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.VisualElementOrBuilder>(
                  visualElements_,
                  ((bitField0_ & 0x00000100) != 0),
                  getParentForChildren(),
                  isClean());
          visualElements_ = null;
        }
        return visualElementsBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table> tables_ =
          java.util.Collections.emptyList();

      private void ensureTablesIsMutable() {
        if (!((bitField0_ & 0x00000200) != 0)) {
          tables_ =
              new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.Page.Table>(
                  tables_);
          bitField0_ |= 0x00000200;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Table,
              com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.TableOrBuilder>
          tablesBuilder_;

      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table>
          getTablesList() {
        if (tablesBuilder_ == null) {
          return java.util.Collections.unmodifiableList(tables_);
        } else {
          return tablesBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public int getTablesCount() {
        if (tablesBuilder_ == null) {
          return tables_.size();
        } else {
          return tablesBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Table getTables(int index) {
        if (tablesBuilder_ == null) {
          return tables_.get(index);
        } else {
          return tablesBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder setTables(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Table value) {
        if (tablesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTablesIsMutable();
          tables_.set(index, value);
          onChanged();
        } else {
          tablesBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder setTables(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder builderForValue) {
        if (tablesBuilder_ == null) {
          ensureTablesIsMutable();
          tables_.set(index, builderForValue.build());
          onChanged();
        } else {
          tablesBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder addTables(com.google.cloud.documentai.v1beta2.Document.Page.Table value) {
        if (tablesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTablesIsMutable();
          tables_.add(value);
          onChanged();
        } else {
          tablesBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder addTables(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.Table value) {
        if (tablesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTablesIsMutable();
          tables_.add(index, value);
          onChanged();
        } else {
          tablesBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder addTables(
          com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder builderForValue) {
        if (tablesBuilder_ == null) {
          ensureTablesIsMutable();
          tables_.add(builderForValue.build());
          onChanged();
        } else {
          tablesBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder addTables(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder builderForValue) {
        if (tablesBuilder_ == null) {
          ensureTablesIsMutable();
          tables_.add(index, builderForValue.build());
          onChanged();
        } else {
          tablesBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder addAllTables(
          java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.Page.Table>
              values) {
        if (tablesBuilder_ == null) {
          ensureTablesIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, tables_);
          onChanged();
        } else {
          tablesBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder clearTables() {
        if (tablesBuilder_ == null) {
          tables_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000200);
          onChanged();
        } else {
          tablesBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public Builder removeTables(int index) {
        if (tablesBuilder_ == null) {
          ensureTablesIsMutable();
          tables_.remove(index);
          onChanged();
        } else {
          tablesBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder getTablesBuilder(
          int index) {
        return getTablesFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.TableOrBuilder getTablesOrBuilder(
          int index) {
        if (tablesBuilder_ == null) {
          return tables_.get(index);
        } else {
          return tablesBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.TableOrBuilder>
          getTablesOrBuilderList() {
        if (tablesBuilder_ != null) {
          return tablesBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(tables_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder addTablesBuilder() {
        return getTablesFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.Table.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder addTablesBuilder(
          int index) {
        return getTablesFieldBuilder()
            .addBuilder(
                index,
                com.google.cloud.documentai.v1beta2.Document.Page.Table.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected tables on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.Table tables = 10;</code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder>
          getTablesBuilderList() {
        return getTablesFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.Table,
              com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.TableOrBuilder>
          getTablesFieldBuilder() {
        if (tablesBuilder_ == null) {
          tablesBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.Table,
                  com.google.cloud.documentai.v1beta2.Document.Page.Table.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.TableOrBuilder>(
                  tables_, ((bitField0_ & 0x00000200) != 0), getParentForChildren(), isClean());
          tables_ = null;
        }
        return tablesBuilder_;
      }

      private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.FormField>
          formFields_ = java.util.Collections.emptyList();

      private void ensureFormFieldsIsMutable() {
        if (!((bitField0_ & 0x00000400) != 0)) {
          formFields_ =
              new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.Page.FormField>(
                  formFields_);
          bitField0_ |= 0x00000400;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.FormField,
              com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.FormFieldOrBuilder>
          formFieldsBuilder_;

      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.FormField>
          getFormFieldsList() {
        if (formFieldsBuilder_ == null) {
          return java.util.Collections.unmodifiableList(formFields_);
        } else {
          return formFieldsBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public int getFormFieldsCount() {
        if (formFieldsBuilder_ == null) {
          return formFields_.size();
        } else {
          return formFieldsBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.FormField getFormFields(int index) {
        if (formFieldsBuilder_ == null) {
          return formFields_.get(index);
        } else {
          return formFieldsBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder setFormFields(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.FormField value) {
        if (formFieldsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureFormFieldsIsMutable();
          formFields_.set(index, value);
          onChanged();
        } else {
          formFieldsBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder setFormFields(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder builderForValue) {
        if (formFieldsBuilder_ == null) {
          ensureFormFieldsIsMutable();
          formFields_.set(index, builderForValue.build());
          onChanged();
        } else {
          formFieldsBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder addFormFields(
          com.google.cloud.documentai.v1beta2.Document.Page.FormField value) {
        if (formFieldsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureFormFieldsIsMutable();
          formFields_.add(value);
          onChanged();
        } else {
          formFieldsBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder addFormFields(
          int index, com.google.cloud.documentai.v1beta2.Document.Page.FormField value) {
        if (formFieldsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureFormFieldsIsMutable();
          formFields_.add(index, value);
          onChanged();
        } else {
          formFieldsBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder addFormFields(
          com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder builderForValue) {
        if (formFieldsBuilder_ == null) {
          ensureFormFieldsIsMutable();
          formFields_.add(builderForValue.build());
          onChanged();
        } else {
          formFieldsBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder addFormFields(
          int index,
          com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder builderForValue) {
        if (formFieldsBuilder_ == null) {
          ensureFormFieldsIsMutable();
          formFields_.add(index, builderForValue.build());
          onChanged();
        } else {
          formFieldsBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder addAllFormFields(
          java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.Page.FormField>
              values) {
        if (formFieldsBuilder_ == null) {
          ensureFormFieldsIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, formFields_);
          onChanged();
        } else {
          formFieldsBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder clearFormFields() {
        if (formFieldsBuilder_ == null) {
          formFields_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000400);
          onChanged();
        } else {
          formFieldsBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public Builder removeFormFields(int index) {
        if (formFieldsBuilder_ == null) {
          ensureFormFieldsIsMutable();
          formFields_.remove(index);
          onChanged();
        } else {
          formFieldsBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder
          getFormFieldsBuilder(int index) {
        return getFormFieldsFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.FormFieldOrBuilder
          getFormFieldsOrBuilder(int index) {
        if (formFieldsBuilder_ == null) {
          return formFields_.get(index);
        } else {
          return formFieldsBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public java.util.List<
              ? extends com.google.cloud.documentai.v1beta2.Document.Page.FormFieldOrBuilder>
          getFormFieldsOrBuilderList() {
        if (formFieldsBuilder_ != null) {
          return formFieldsBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(formFields_);
        }
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder
          addFormFieldsBuilder() {
        return getFormFieldsFieldBuilder()
            .addBuilder(
                com.google.cloud.documentai.v1beta2.Document.Page.FormField.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder
          addFormFieldsBuilder(int index) {
        return getFormFieldsFieldBuilder()
            .addBuilder(
                index,
                com.google.cloud.documentai.v1beta2.Document.Page.FormField.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * A list of visually detected form fields on the page.
       * </pre>
       *
       * <code>repeated .google.cloud.documentai.v1beta2.Document.Page.FormField form_fields = 11;
       * </code>
       */
      public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder>
          getFormFieldsBuilderList() {
        return getFormFieldsFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.documentai.v1beta2.Document.Page.FormField,
              com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder,
              com.google.cloud.documentai.v1beta2.Document.Page.FormFieldOrBuilder>
          getFormFieldsFieldBuilder() {
        if (formFieldsBuilder_ == null) {
          formFieldsBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.documentai.v1beta2.Document.Page.FormField,
                  com.google.cloud.documentai.v1beta2.Document.Page.FormField.Builder,
                  com.google.cloud.documentai.v1beta2.Document.Page.FormFieldOrBuilder>(
                  formFields_, ((bitField0_ & 0x00000400) != 0), getParentForChildren(), isClean());
          formFields_ = null;
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   *
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   *    See [Google Cloud Storage Request
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   *
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  /**
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   *
   * <pre>
   * Styles for the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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   *
   * <code>repeated .google.cloud.documentai.v1beta2.Document.Style text_styles = 5;</code>
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  /**
   *
   *
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  /**
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   *
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   *
   * <code>repeated .google.cloud.documentai.v1beta2.Document.Style text_styles = 5;</code>
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  /**
   *
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   * Styles for the [Document.text][google.cloud.documentai.v1beta2.Document.text].
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   *
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  public static final int PAGES_FIELD_NUMBER = 6;

  @SuppressWarnings("serial")
  private java.util.List<com.google.cloud.documentai.v1beta2.Document.Page> pages_;
  /**
   *
   *
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   *
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  /**
   *
   *
   * <pre>
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   *
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  /**
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   *
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     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page pages = 6;</code>
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    public com.google.cloud.documentai.v1beta2.Document.Page.Builder addPagesBuilder(int index) {
      return getPagesFieldBuilder()
          .addBuilder(
              index, com.google.cloud.documentai.v1beta2.Document.Page.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * Visual page layout for the [Document][google.cloud.documentai.v1beta2.Document].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Page pages = 6;</code>
     */
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Page.Builder>
        getPagesBuilderList() {
      return getPagesFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.documentai.v1beta2.Document.Page,
            com.google.cloud.documentai.v1beta2.Document.Page.Builder,
            com.google.cloud.documentai.v1beta2.Document.PageOrBuilder>
        getPagesFieldBuilder() {
      if (pagesBuilder_ == null) {
        pagesBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Page,
                com.google.cloud.documentai.v1beta2.Document.Page.Builder,
                com.google.cloud.documentai.v1beta2.Document.PageOrBuilder>(
                pages_, ((bitField0_ & 0x00000020) != 0), getParentForChildren(), isClean());
        pages_ = null;
      }
      return pagesBuilder_;
    }

    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Entity> entities_ =
        java.util.Collections.emptyList();

    private void ensureEntitiesIsMutable() {
      if (!((bitField0_ & 0x00000040) != 0)) {
        entities_ =
            new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.Entity>(entities_);
        bitField0_ |= 0x00000040;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.documentai.v1beta2.Document.Entity,
            com.google.cloud.documentai.v1beta2.Document.Entity.Builder,
            com.google.cloud.documentai.v1beta2.Document.EntityOrBuilder>
        entitiesBuilder_;

    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Entity> getEntitiesList() {
      if (entitiesBuilder_ == null) {
        return java.util.Collections.unmodifiableList(entities_);
      } else {
        return entitiesBuilder_.getMessageList();
      }
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public int getEntitiesCount() {
      if (entitiesBuilder_ == null) {
        return entities_.size();
      } else {
        return entitiesBuilder_.getCount();
      }
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.Entity getEntities(int index) {
      if (entitiesBuilder_ == null) {
        return entities_.get(index);
      } else {
        return entitiesBuilder_.getMessage(index);
      }
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder setEntities(
        int index, com.google.cloud.documentai.v1beta2.Document.Entity value) {
      if (entitiesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureEntitiesIsMutable();
        entities_.set(index, value);
        onChanged();
      } else {
        entitiesBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder setEntities(
        int index, com.google.cloud.documentai.v1beta2.Document.Entity.Builder builderForValue) {
      if (entitiesBuilder_ == null) {
        ensureEntitiesIsMutable();
        entities_.set(index, builderForValue.build());
        onChanged();
      } else {
        entitiesBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder addEntities(com.google.cloud.documentai.v1beta2.Document.Entity value) {
      if (entitiesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureEntitiesIsMutable();
        entities_.add(value);
        onChanged();
      } else {
        entitiesBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder addEntities(
        int index, com.google.cloud.documentai.v1beta2.Document.Entity value) {
      if (entitiesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureEntitiesIsMutable();
        entities_.add(index, value);
        onChanged();
      } else {
        entitiesBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder addEntities(
        com.google.cloud.documentai.v1beta2.Document.Entity.Builder builderForValue) {
      if (entitiesBuilder_ == null) {
        ensureEntitiesIsMutable();
        entities_.add(builderForValue.build());
        onChanged();
      } else {
        entitiesBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder addEntities(
        int index, com.google.cloud.documentai.v1beta2.Document.Entity.Builder builderForValue) {
      if (entitiesBuilder_ == null) {
        ensureEntitiesIsMutable();
        entities_.add(index, builderForValue.build());
        onChanged();
      } else {
        entitiesBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder addAllEntities(
        java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.Entity> values) {
      if (entitiesBuilder_ == null) {
        ensureEntitiesIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, entities_);
        onChanged();
      } else {
        entitiesBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder clearEntities() {
      if (entitiesBuilder_ == null) {
        entities_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000040);
        onChanged();
      } else {
        entitiesBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public Builder removeEntities(int index) {
      if (entitiesBuilder_ == null) {
        ensureEntitiesIsMutable();
        entities_.remove(index);
        onChanged();
      } else {
        entitiesBuilder_.remove(index);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.Entity.Builder getEntitiesBuilder(
        int index) {
      return getEntitiesFieldBuilder().getBuilder(index);
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.EntityOrBuilder getEntitiesOrBuilder(
        int index) {
      if (entitiesBuilder_ == null) {
        return entities_.get(index);
      } else {
        return entitiesBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.EntityOrBuilder>
        getEntitiesOrBuilderList() {
      if (entitiesBuilder_ != null) {
        return entitiesBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(entities_);
      }
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.Entity.Builder addEntitiesBuilder() {
      return getEntitiesFieldBuilder()
          .addBuilder(com.google.cloud.documentai.v1beta2.Document.Entity.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.Entity.Builder addEntitiesBuilder(
        int index) {
      return getEntitiesFieldBuilder()
          .addBuilder(
              index, com.google.cloud.documentai.v1beta2.Document.Entity.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * A list of entities detected on [Document.text][google.cloud.documentai.v1beta2.Document.text]. For document shards,
     * entities in this list may cross shard boundaries.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Entity entities = 7;</code>
     */
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Entity.Builder>
        getEntitiesBuilderList() {
      return getEntitiesFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.documentai.v1beta2.Document.Entity,
            com.google.cloud.documentai.v1beta2.Document.Entity.Builder,
            com.google.cloud.documentai.v1beta2.Document.EntityOrBuilder>
        getEntitiesFieldBuilder() {
      if (entitiesBuilder_ == null) {
        entitiesBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.Entity,
                com.google.cloud.documentai.v1beta2.Document.Entity.Builder,
                com.google.cloud.documentai.v1beta2.Document.EntityOrBuilder>(
                entities_, ((bitField0_ & 0x00000040) != 0), getParentForChildren(), isClean());
        entities_ = null;
      }
      return entitiesBuilder_;
    }

    private java.util.List<com.google.cloud.documentai.v1beta2.Document.EntityRelation>
        entityRelations_ = java.util.Collections.emptyList();

    private void ensureEntityRelationsIsMutable() {
      if (!((bitField0_ & 0x00000080) != 0)) {
        entityRelations_ =
            new java.util.ArrayList<com.google.cloud.documentai.v1beta2.Document.EntityRelation>(
                entityRelations_);
        bitField0_ |= 0x00000080;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.documentai.v1beta2.Document.EntityRelation,
            com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder,
            com.google.cloud.documentai.v1beta2.Document.EntityRelationOrBuilder>
        entityRelationsBuilder_;

    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public java.util.List<com.google.cloud.documentai.v1beta2.Document.EntityRelation>
        getEntityRelationsList() {
      if (entityRelationsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(entityRelations_);
      } else {
        return entityRelationsBuilder_.getMessageList();
      }
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public int getEntityRelationsCount() {
      if (entityRelationsBuilder_ == null) {
        return entityRelations_.size();
      } else {
        return entityRelationsBuilder_.getCount();
      }
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public com.google.cloud.documentai.v1beta2.Document.EntityRelation getEntityRelations(
        int index) {
      if (entityRelationsBuilder_ == null) {
        return entityRelations_.get(index);
      } else {
        return entityRelationsBuilder_.getMessage(index);
      }
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder setEntityRelations(
        int index, com.google.cloud.documentai.v1beta2.Document.EntityRelation value) {
      if (entityRelationsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureEntityRelationsIsMutable();
        entityRelations_.set(index, value);
        onChanged();
      } else {
        entityRelationsBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder setEntityRelations(
        int index,
        com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder builderForValue) {
      if (entityRelationsBuilder_ == null) {
        ensureEntityRelationsIsMutable();
        entityRelations_.set(index, builderForValue.build());
        onChanged();
      } else {
        entityRelationsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder addEntityRelations(
        com.google.cloud.documentai.v1beta2.Document.EntityRelation value) {
      if (entityRelationsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureEntityRelationsIsMutable();
        entityRelations_.add(value);
        onChanged();
      } else {
        entityRelationsBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder addEntityRelations(
        int index, com.google.cloud.documentai.v1beta2.Document.EntityRelation value) {
      if (entityRelationsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureEntityRelationsIsMutable();
        entityRelations_.add(index, value);
        onChanged();
      } else {
        entityRelationsBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder addEntityRelations(
        com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder builderForValue) {
      if (entityRelationsBuilder_ == null) {
        ensureEntityRelationsIsMutable();
        entityRelations_.add(builderForValue.build());
        onChanged();
      } else {
        entityRelationsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder addEntityRelations(
        int index,
        com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder builderForValue) {
      if (entityRelationsBuilder_ == null) {
        ensureEntityRelationsIsMutable();
        entityRelations_.add(index, builderForValue.build());
        onChanged();
      } else {
        entityRelationsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder addAllEntityRelations(
        java.lang.Iterable<? extends com.google.cloud.documentai.v1beta2.Document.EntityRelation>
            values) {
      if (entityRelationsBuilder_ == null) {
        ensureEntityRelationsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, entityRelations_);
        onChanged();
      } else {
        entityRelationsBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder clearEntityRelations() {
      if (entityRelationsBuilder_ == null) {
        entityRelations_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000080);
        onChanged();
      } else {
        entityRelationsBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public Builder removeEntityRelations(int index) {
      if (entityRelationsBuilder_ == null) {
        ensureEntityRelationsIsMutable();
        entityRelations_.remove(index);
        onChanged();
      } else {
        entityRelationsBuilder_.remove(index);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder
        getEntityRelationsBuilder(int index) {
      return getEntityRelationsFieldBuilder().getBuilder(index);
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public com.google.cloud.documentai.v1beta2.Document.EntityRelationOrBuilder
        getEntityRelationsOrBuilder(int index) {
      if (entityRelationsBuilder_ == null) {
        return entityRelations_.get(index);
      } else {
        return entityRelationsBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
     * </code>
     */
    public java.util.List<
            ? extends com.google.cloud.documentai.v1beta2.Document.EntityRelationOrBuilder>
        getEntityRelationsOrBuilderList() {
      if (entityRelationsBuilder_ != null) {
        return entityRelationsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(entityRelations_);
      }
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
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    public com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder
        addEntityRelationsBuilder() {
      return getEntityRelationsFieldBuilder()
          .addBuilder(
              com.google.cloud.documentai.v1beta2.Document.EntityRelation.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
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     */
    public com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder
        addEntityRelationsBuilder(int index) {
      return getEntityRelationsFieldBuilder()
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              index,
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    /**
     *
     *
     * <pre>
     * Relationship among [Document.entities][google.cloud.documentai.v1beta2.Document.entities].
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.EntityRelation entity_relations = 8;
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    public java.util.List<com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder>
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      return getEntityRelationsFieldBuilder().getBuilderList();
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    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.documentai.v1beta2.Document.EntityRelation,
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        getEntityRelationsFieldBuilder() {
      if (entityRelationsBuilder_ == null) {
        entityRelationsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
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                com.google.cloud.documentai.v1beta2.Document.EntityRelation.Builder,
                com.google.cloud.documentai.v1beta2.Document.EntityRelationOrBuilder>(
                entityRelations_,
                ((bitField0_ & 0x00000080) != 0),
                getParentForChildren(),
                isClean());
        entityRelations_ = null;
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    private com.google.cloud.documentai.v1beta2.Document.ShardInfo shardInfo_;
    private com.google.protobuf.SingleFieldBuilderV3<
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            com.google.cloud.documentai.v1beta2.Document.ShardInfoOrBuilder>
        shardInfoBuilder_;
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     * Information about the sharding if this document is sharded part of a larger
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
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     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
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    public com.google.cloud.documentai.v1beta2.Document.ShardInfo getShardInfo() {
      if (shardInfoBuilder_ == null) {
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            ? com.google.cloud.documentai.v1beta2.Document.ShardInfo.getDefaultInstance()
            : shardInfo_;
      } else {
        return shardInfoBuilder_.getMessage();
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
     */
    public Builder setShardInfo(com.google.cloud.documentai.v1beta2.Document.ShardInfo value) {
      if (shardInfoBuilder_ == null) {
        if (value == null) {
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        shardInfo_ = value;
      } else {
        shardInfoBuilder_.setMessage(value);
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      bitField0_ |= 0x00000100;
      onChanged();
      return this;
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
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    public Builder setShardInfo(
        com.google.cloud.documentai.v1beta2.Document.ShardInfo.Builder builderForValue) {
      if (shardInfoBuilder_ == null) {
        shardInfo_ = builderForValue.build();
      } else {
        shardInfoBuilder_.setMessage(builderForValue.build());
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      bitField0_ |= 0x00000100;
      onChanged();
      return this;
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
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    public Builder mergeShardInfo(com.google.cloud.documentai.v1beta2.Document.ShardInfo value) {
      if (shardInfoBuilder_ == null) {
        if (((bitField0_ & 0x00000100) != 0)
            && shardInfo_ != null
            && shardInfo_
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          getShardInfoBuilder().mergeFrom(value);
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          shardInfo_ = value;
        }
      } else {
        shardInfoBuilder_.mergeFrom(value);
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      bitField0_ |= 0x00000100;
      onChanged();
      return this;
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
     */
    public Builder clearShardInfo() {
      bitField0_ = (bitField0_ & ~0x00000100);
      shardInfo_ = null;
      if (shardInfoBuilder_ != null) {
        shardInfoBuilder_.dispose();
        shardInfoBuilder_ = null;
      }
      onChanged();
      return this;
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
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    public com.google.cloud.documentai.v1beta2.Document.ShardInfo.Builder getShardInfoBuilder() {
      bitField0_ |= 0x00000100;
      onChanged();
      return getShardInfoFieldBuilder().getBuilder();
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.ShardInfoOrBuilder getShardInfoOrBuilder() {
      if (shardInfoBuilder_ != null) {
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      } else {
        return shardInfo_ == null
            ? com.google.cloud.documentai.v1beta2.Document.ShardInfo.getDefaultInstance()
            : shardInfo_;
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    /**
     *
     *
     * <pre>
     * Information about the sharding if this document is sharded part of a larger
     * document. If the document is not sharded, this message is not specified.
     * </pre>
     *
     * <code>.google.cloud.documentai.v1beta2.Document.ShardInfo shard_info = 9;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.documentai.v1beta2.Document.ShardInfo,
            com.google.cloud.documentai.v1beta2.Document.ShardInfo.Builder,
            com.google.cloud.documentai.v1beta2.Document.ShardInfoOrBuilder>
        getShardInfoFieldBuilder() {
      if (shardInfoBuilder_ == null) {
        shardInfoBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.documentai.v1beta2.Document.ShardInfo,
                com.google.cloud.documentai.v1beta2.Document.ShardInfo.Builder,
                com.google.cloud.documentai.v1beta2.Document.ShardInfoOrBuilder>(
                getShardInfo(), getParentForChildren(), isClean());
        shardInfo_ = null;
      }
      return shardInfoBuilder_;
    }

    private java.util.List<com.google.cloud.documentai.v1beta2.Document.Label> labels_ =
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    private void ensureLabelsIsMutable() {
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        labels_ =
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    private com.google.protobuf.RepeatedFieldBuilderV3<
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        labelsBuilder_;

    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Label> getLabelsList() {
      if (labelsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(labels_);
      } else {
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public int getLabelsCount() {
      if (labelsBuilder_ == null) {
        return labels_.size();
      } else {
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.Label getLabels(int index) {
      if (labelsBuilder_ == null) {
        return labels_.get(index);
      } else {
        return labelsBuilder_.getMessage(index);
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public Builder setLabels(int index, com.google.cloud.documentai.v1beta2.Document.Label value) {
      if (labelsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
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        ensureLabelsIsMutable();
        labels_.set(index, value);
        onChanged();
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        labelsBuilder_.setMessage(index, value);
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      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public Builder setLabels(
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      if (labelsBuilder_ == null) {
        ensureLabelsIsMutable();
        labels_.set(index, builderForValue.build());
        onChanged();
      } else {
        labelsBuilder_.setMessage(index, builderForValue.build());
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      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public Builder addLabels(com.google.cloud.documentai.v1beta2.Document.Label value) {
      if (labelsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
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        ensureLabelsIsMutable();
        labels_.add(value);
        onChanged();
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        labelsBuilder_.addMessage(value);
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      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public Builder addLabels(int index, com.google.cloud.documentai.v1beta2.Document.Label value) {
      if (labelsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
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        ensureLabelsIsMutable();
        labels_.add(index, value);
        onChanged();
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        labelsBuilder_.addMessage(index, value);
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      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public Builder addLabels(
        com.google.cloud.documentai.v1beta2.Document.Label.Builder builderForValue) {
      if (labelsBuilder_ == null) {
        ensureLabelsIsMutable();
        labels_.add(builderForValue.build());
        onChanged();
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        labelsBuilder_.addMessage(builderForValue.build());
      }
      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public Builder addLabels(
        int index, com.google.cloud.documentai.v1beta2.Document.Label.Builder builderForValue) {
      if (labelsBuilder_ == null) {
        ensureLabelsIsMutable();
        labels_.add(index, builderForValue.build());
        onChanged();
      } else {
        labelsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public Builder addAllLabels(
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      if (labelsBuilder_ == null) {
        ensureLabelsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, labels_);
        onChanged();
      } else {
        labelsBuilder_.addAllMessages(values);
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      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public Builder clearLabels() {
      if (labelsBuilder_ == null) {
        labels_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000200);
        onChanged();
      } else {
        labelsBuilder_.clear();
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      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public Builder removeLabels(int index) {
      if (labelsBuilder_ == null) {
        ensureLabelsIsMutable();
        labels_.remove(index);
        onChanged();
      } else {
        labelsBuilder_.remove(index);
      }
      return this;
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    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.Label.Builder getLabelsBuilder(int index) {
      return getLabelsFieldBuilder().getBuilder(index);
    }
    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public com.google.cloud.documentai.v1beta2.Document.LabelOrBuilder getLabelsOrBuilder(
        int index) {
      if (labelsBuilder_ == null) {
        return labels_.get(index);
      } else {
        return labelsBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
     */
    public java.util.List<? extends com.google.cloud.documentai.v1beta2.Document.LabelOrBuilder>
        getLabelsOrBuilderList() {
      if (labelsBuilder_ != null) {
        return labelsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(labels_);
      }
    }
    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public com.google.cloud.documentai.v1beta2.Document.Label.Builder addLabelsBuilder() {
      return getLabelsFieldBuilder()
          .addBuilder(com.google.cloud.documentai.v1beta2.Document.Label.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
     * </pre>
     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public com.google.cloud.documentai.v1beta2.Document.Label.Builder addLabelsBuilder(int index) {
      return getLabelsFieldBuilder()
          .addBuilder(
              index, com.google.cloud.documentai.v1beta2.Document.Label.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * [Label][google.cloud.documentai.v1beta2.Document.Label]s for this document.
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     *
     * <code>repeated .google.cloud.documentai.v1beta2.Document.Label labels = 11;</code>
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    public java.util.List<com.google.cloud.documentai.v1beta2.Document.Label.Builder>
        getLabelsBuilderList() {
      return getLabelsFieldBuilder().getBuilderList();
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    private com.google.protobuf.RepeatedFieldBuilderV3<
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        getLabelsFieldBuilder() {
      if (labelsBuilder_ == null) {
        labelsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
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                labels_, ((bitField0_ & 0x00000200) != 0), getParentForChildren(), isClean());
        labels_ = null;
      }
      return labelsBuilder_;
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    private com.google.rpc.Status error_;
    private com.google.protobuf.SingleFieldBuilderV3<
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    /**
     *
     *
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     *
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     *
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    /**
     *
     *
     * <pre>
     * Any error that occurred while processing this document.
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     *
     * <code>.google.rpc.Status error = 10;</code>
     *
     * @return The error.
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    public com.google.rpc.Status getError() {
      if (errorBuilder_ == null) {
        return error_ == null ? com.google.rpc.Status.getDefaultInstance() : error_;
      } else {
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    /**
     *
     *
     * <pre>
     * Any error that occurred while processing this document.
     * </pre>
     *
     * <code>.google.rpc.Status error = 10;</code>
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    public Builder setError(com.google.rpc.Status value) {
      if (errorBuilder_ == null) {
        if (value == null) {
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        error_ = value;
      } else {
        errorBuilder_.setMessage(value);
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      bitField0_ |= 0x00000400;
      onChanged();
      return this;
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    /**
     *
     *
     * <pre>
     * Any error that occurred while processing this document.
     * </pre>
     *
     * <code>.google.rpc.Status error = 10;</code>
     */
    public Builder setError(com.google.rpc.Status.Builder builderForValue) {
      if (errorBuilder_ == null) {
        error_ = builderForValue.build();
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        errorBuilder_.setMessage(builderForValue.build());
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      bitField0_ |= 0x00000400;
      onChanged();
      return this;
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    /**
     *
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     * Any error that occurred while processing this document.
     * </pre>
     *
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    public Builder mergeError(com.google.rpc.Status value) {
      if (errorBuilder_ == null) {
        if (((bitField0_ & 0x00000400) != 0)
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    /**
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      error_ = null;
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    /**
     *
     *
     * <pre>
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     *
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    /**
     *
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     * <pre>
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     * <code>.google.rpc.Status error = 10;</code>
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    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.rpc.Status, com.google.rpc.Status.Builder, com.google.rpc.StatusOrBuilder>
        getErrorFieldBuilder() {
      if (errorBuilder_ == null) {
        errorBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.rpc.Status,
                com.google.rpc.Status.Builder,
                com.google.rpc.StatusOrBuilder>(getError(), getParentForChildren(), isClean());
        error_ = null;
      }
      return errorBuilder_;
    }

    @java.lang.Override
    public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }

    @java.lang.Override
    public final Builder mergeUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.mergeUnknownFields(unknownFields);
    }

    // @@protoc_insertion_point(builder_scope:google.cloud.documentai.v1beta2.Document)
  }

  // @@protoc_insertion_point(class_scope:google.cloud.documentai.v1beta2.Document)
  private static final com.google.cloud.documentai.v1beta2.Document DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.cloud.documentai.v1beta2.Document();
  }

  public static com.google.cloud.documentai.v1beta2.Document getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<Document> PARSER =
      new com.google.protobuf.AbstractParser<Document>() {
        @java.lang.Override
        public Document parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          Builder builder = newBuilder();
          try {
            builder.mergeFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.setUnfinishedMessage(builder.buildPartial());
          } catch (com.google.protobuf.UninitializedMessageException e) {
            throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
          } catch (java.io.IOException e) {
            throw new com.google.protobuf.InvalidProtocolBufferException(e)
                .setUnfinishedMessage(builder.buildPartial());
          }
          return builder.buildPartial();
        }
      };

  public static com.google.protobuf.Parser<Document> parser() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.protobuf.Parser<Document> getParserForType() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.cloud.documentai.v1beta2.Document getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}