/*
 * 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.
 */
// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: google/cloud/language/v1/language_service.proto

package com.google.cloud.language.v1;

/**
 *
 *
 * <pre>
 * Model options available for classification requests.
 * </pre>
 *
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 */
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   *
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    /**
     *
     *
     * <pre>
     * The content categories used for classification.
     * </pre>
     *
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     * .google.cloud.language.v1.ClassificationModelOptions.V2Model.ContentCategoriesVersion content_categories_version = 1;
     * </code>
     *
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     */
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    /**
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     *
     * <pre>
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     * </pre>
     *
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     *
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     */
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   *
   *
   * <pre>
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   * </pre>
   *
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    /**
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     * <pre>
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     * </pre>
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       *
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       * <pre>
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       *
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       * <pre>
       * Updated content categories in 2022.
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     *
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     * <pre>
     * The content categories used for classification.
     * </pre>
     *
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
        byte[] data) throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
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        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
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      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
        java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model
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      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(PARSER, input);
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model
        parseDelimitedFrom(
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            throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
        com.google.protobuf.CodedInputStream input) throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
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    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
          PARSER, input, extensionRegistry);
    }

    @java.lang.Override
    public Builder newBuilderForType() {
      return newBuilder();
    }

    public static Builder newBuilder() {
      return DEFAULT_INSTANCE.toBuilder();
    }

    public static Builder newBuilder(
        com.google.cloud.language.v1.ClassificationModelOptions.V2Model prototype) {
      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
    }

    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE ? new Builder() : new Builder().mergeFrom(this);
    }

    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *
     *
     * <pre>
     * Options for the V2 model.
     * </pre>
     *
     * Protobuf type {@code google.cloud.language.v1.ClassificationModelOptions.V2Model}
     */
    public static final class Builder
        extends com.google.protobuf.GeneratedMessageV3.Builder<Builder>
        implements
        // @@protoc_insertion_point(builder_implements:google.cloud.language.v1.ClassificationModelOptions.V2Model)
        com.google.cloud.language.v1.ClassificationModelOptions.V2ModelOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.cloud.language.v1.LanguageServiceProto
            .internal_static_google_cloud_language_v1_ClassificationModelOptions_V2Model_descriptor;
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      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
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      }

      // Construct using
      // com.google.cloud.language.v1.ClassificationModelOptions.V2Model.newBuilder()
      private Builder() {}

      private Builder(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
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      }

      @java.lang.Override
      public Builder clear() {
        super.clear();
        bitField0_ = 0;
        contentCategoriesVersion_ = 0;
        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
        return com.google.cloud.language.v1.LanguageServiceProto
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      @java.lang.Override
      public com.google.cloud.language.v1.ClassificationModelOptions.V2Model
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        if (!result.isInitialized()) {
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        return result;
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        return result;
      }

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        return super.clearField(field);
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      @java.lang.Override
      public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
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      @java.lang.Override
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          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(
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        if (other
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          return this;
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        this.mergeUnknownFields(other.getUnknownFields());
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
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      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        if (extensionRegistry == null) {
          throw new java.lang.NullPointerException();
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        } // finally
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      private int contentCategoriesVersion_ = 0;
      /**
       *
       *
       * <pre>
       * The content categories used for classification.
       * </pre>
       *
       * <code>
       * .google.cloud.language.v1.ClassificationModelOptions.V2Model.ContentCategoriesVersion content_categories_version = 1;
       * </code>
       *
       * @return The enum numeric value on the wire for contentCategoriesVersion.
       */
      @java.lang.Override
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        return contentCategoriesVersion_;
      }
      /**
       *
       *
       * <pre>
       * The content categories used for classification.
       * </pre>
       *
       * <code>
       * .google.cloud.language.v1.ClassificationModelOptions.V2Model.ContentCategoriesVersion content_categories_version = 1;
       * </code>
       *
       * @param value The enum numeric value on the wire for contentCategoriesVersion to set.
       * @return This builder for chaining.
       */
      public Builder setContentCategoriesVersionValue(int value) {
        contentCategoriesVersion_ = value;
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * The content categories used for classification.
       * </pre>
       *
       * <code>
       * .google.cloud.language.v1.ClassificationModelOptions.V2Model.ContentCategoriesVersion content_categories_version = 1;
       * </code>
       *
       * @return The contentCategoriesVersion.
       */
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      /**
       *
       *
       * <pre>
       * The content categories used for classification.
       * </pre>
       *
       * <code>
       * .google.cloud.language.v1.ClassificationModelOptions.V2Model.ContentCategoriesVersion content_categories_version = 1;
       * </code>
       *
       * @param value The contentCategoriesVersion to set.
       * @return This builder for chaining.
       */
      public Builder setContentCategoriesVersion(
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        bitField0_ |= 0x00000001;
        contentCategoriesVersion_ = value.getNumber();
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        return this;
      }
      /**
       *
       *
       * <pre>
       * The content categories used for classification.
       * </pre>
       *
       * <code>
       * .google.cloud.language.v1.ClassificationModelOptions.V2Model.ContentCategoriesVersion content_categories_version = 1;
       * </code>
       *
       * @return This builder for chaining.
       */
      public Builder clearContentCategoriesVersion() {
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      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.language.v1.ClassificationModelOptions.V2Model)
    }

    // @@protoc_insertion_point(class_scope:google.cloud.language.v1.ClassificationModelOptions.V2Model)
    private static final com.google.cloud.language.v1.ClassificationModelOptions.V2Model
        DEFAULT_INSTANCE;

    static {
      DEFAULT_INSTANCE = new com.google.cloud.language.v1.ClassificationModelOptions.V2Model();
    }

    public static com.google.cloud.language.v1.ClassificationModelOptions.V2Model
        getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser<V2Model> PARSER =
        new com.google.protobuf.AbstractParser<V2Model>() {
          @java.lang.Override
          public V2Model 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());
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                  .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<V2Model> parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser<V2Model> getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions.V2Model
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      return DEFAULT_INSTANCE;
    }
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          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
    V1_MODEL(1),
    V2_MODEL(2),
    MODELTYPE_NOT_SET(0);
    private final int value;

    private ModelTypeCase(int value) {
      this.value = value;
    }
    /**
     * @param value The number of the enum to look for.
     * @return The enum associated with the given number.
     * @deprecated Use {@link #forNumber(int)} instead.
     */
    @java.lang.Deprecated
    public static ModelTypeCase valueOf(int value) {
      return forNumber(value);
    }

    public static ModelTypeCase forNumber(int value) {
      switch (value) {
        case 1:
          return V1_MODEL;
        case 2:
          return V2_MODEL;
        case 0:
          return MODELTYPE_NOT_SET;
        default:
          return null;
      }
    }

    public int getNumber() {
      return this.value;
    }
  };

  public ModelTypeCase getModelTypeCase() {
    return ModelTypeCase.forNumber(modelTypeCase_);
  }

  public static final int V1_MODEL_FIELD_NUMBER = 1;
  /**
   *
   *
   * <pre>
   * Setting this field will use the V1 model and V1 content categories
   * version. The V1 model is a legacy model; support for this will be
   * discontinued in the future.
   * </pre>
   *
   * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
   *
   * @return Whether the v1Model field is set.
   */
  @java.lang.Override
  public boolean hasV1Model() {
    return modelTypeCase_ == 1;
  }
  /**
   *
   *
   * <pre>
   * Setting this field will use the V1 model and V1 content categories
   * version. The V1 model is a legacy model; support for this will be
   * discontinued in the future.
   * </pre>
   *
   * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
   *
   * @return The v1Model.
   */
  @java.lang.Override
  public com.google.cloud.language.v1.ClassificationModelOptions.V1Model getV1Model() {
    if (modelTypeCase_ == 1) {
      return (com.google.cloud.language.v1.ClassificationModelOptions.V1Model) modelType_;
    }
    return com.google.cloud.language.v1.ClassificationModelOptions.V1Model.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Setting this field will use the V1 model and V1 content categories
   * version. The V1 model is a legacy model; support for this will be
   * discontinued in the future.
   * </pre>
   *
   * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
   */
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  public com.google.cloud.language.v1.ClassificationModelOptions.V1ModelOrBuilder
      getV1ModelOrBuilder() {
    if (modelTypeCase_ == 1) {
      return (com.google.cloud.language.v1.ClassificationModelOptions.V1Model) modelType_;
    }
    return com.google.cloud.language.v1.ClassificationModelOptions.V1Model.getDefaultInstance();
  }

  public static final int V2_MODEL_FIELD_NUMBER = 2;
  /**
   *
   *
   * <pre>
   * Setting this field will use the V2 model with the appropriate content
   * categories version. The V2 model is a better performing model.
   * </pre>
   *
   * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
   *
   * @return Whether the v2Model field is set.
   */
  @java.lang.Override
  public boolean hasV2Model() {
    return modelTypeCase_ == 2;
  }
  /**
   *
   *
   * <pre>
   * Setting this field will use the V2 model with the appropriate content
   * categories version. The V2 model is a better performing model.
   * </pre>
   *
   * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
   *
   * @return The v2Model.
   */
  @java.lang.Override
  public com.google.cloud.language.v1.ClassificationModelOptions.V2Model getV2Model() {
    if (modelTypeCase_ == 2) {
      return (com.google.cloud.language.v1.ClassificationModelOptions.V2Model) modelType_;
    }
    return com.google.cloud.language.v1.ClassificationModelOptions.V2Model.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Setting this field will use the V2 model with the appropriate content
   * categories version. The V2 model is a better performing model.
   * </pre>
   *
   * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
   */
  @java.lang.Override
  public com.google.cloud.language.v1.ClassificationModelOptions.V2ModelOrBuilder
      getV2ModelOrBuilder() {
    if (modelTypeCase_ == 2) {
      return (com.google.cloud.language.v1.ClassificationModelOptions.V2Model) modelType_;
    }
    return com.google.cloud.language.v1.ClassificationModelOptions.V2Model.getDefaultInstance();
  }

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    byte isInitialized = memoizedIsInitialized;
    if (isInitialized == 1) return true;
    if (isInitialized == 0) return false;

    memoizedIsInitialized = 1;
    return true;
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  @java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
    if (modelTypeCase_ == 1) {
      output.writeMessage(
          1, (com.google.cloud.language.v1.ClassificationModelOptions.V1Model) modelType_);
    }
    if (modelTypeCase_ == 2) {
      output.writeMessage(
          2, (com.google.cloud.language.v1.ClassificationModelOptions.V2Model) modelType_);
    }
    getUnknownFields().writeTo(output);
  }

  @java.lang.Override
  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;

    size = 0;
    if (modelTypeCase_ == 1) {
      size +=
          com.google.protobuf.CodedOutputStream.computeMessageSize(
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    if (modelTypeCase_ == 2) {
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    size += getUnknownFields().getSerializedSize();
    memoizedSize = size;
    return size;
  }

  @java.lang.Override
  public boolean equals(final java.lang.Object obj) {
    if (obj == this) {
      return true;
    }
    if (!(obj instanceof com.google.cloud.language.v1.ClassificationModelOptions)) {
      return super.equals(obj);
    }
    com.google.cloud.language.v1.ClassificationModelOptions other =
        (com.google.cloud.language.v1.ClassificationModelOptions) obj;

    if (!getModelTypeCase().equals(other.getModelTypeCase())) return false;
    switch (modelTypeCase_) {
      case 1:
        if (!getV1Model().equals(other.getV1Model())) return false;
        break;
      case 2:
        if (!getV2Model().equals(other.getV2Model())) return false;
        break;
      case 0:
      default:
    }
    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
    return true;
  }

  @java.lang.Override
  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    switch (modelTypeCase_) {
      case 1:
        hash = (37 * hash) + V1_MODEL_FIELD_NUMBER;
        hash = (53 * hash) + getV1Model().hashCode();
        break;
      case 2:
        hash = (37 * hash) + V2_MODEL_FIELD_NUMBER;
        hash = (53 * hash) + getV2Model().hashCode();
        break;
      case 0:
      default:
    }
    hash = (29 * hash) + getUnknownFields().hashCode();
    memoizedHashCode = hash;
    return hash;
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      java.nio.ByteBuffer data) throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      java.nio.ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      com.google.protobuf.ByteString data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      com.google.protobuf.ByteString data,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(byte[] data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      java.io.InputStream input) throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
        PARSER, input, extensionRegistry);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseDelimitedFrom(
      java.io.InputStream input) throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(PARSER, input);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseDelimitedFrom(
      java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(
        PARSER, input, extensionRegistry);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      com.google.protobuf.CodedInputStream input) throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions parseFrom(
      com.google.protobuf.CodedInputStream input,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
        PARSER, input, extensionRegistry);
  }

  @java.lang.Override
  public Builder newBuilderForType() {
    return newBuilder();
  }

  public static Builder newBuilder() {
    return DEFAULT_INSTANCE.toBuilder();
  }

  public static Builder newBuilder(
      com.google.cloud.language.v1.ClassificationModelOptions prototype) {
    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
  }

  @java.lang.Override
  public Builder toBuilder() {
    return this == DEFAULT_INSTANCE ? new Builder() : new Builder().mergeFrom(this);
  }

  @java.lang.Override
  protected Builder newBuilderForType(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
    Builder builder = new Builder(parent);
    return builder;
  }
  /**
   *
   *
   * <pre>
   * Model options available for classification requests.
   * </pre>
   *
   * Protobuf type {@code google.cloud.language.v1.ClassificationModelOptions}
   */
  public static final class Builder extends com.google.protobuf.GeneratedMessageV3.Builder<Builder>
      implements
      // @@protoc_insertion_point(builder_implements:google.cloud.language.v1.ClassificationModelOptions)
      com.google.cloud.language.v1.ClassificationModelOptionsOrBuilder {
    public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
      return com.google.cloud.language.v1.LanguageServiceProto
          .internal_static_google_cloud_language_v1_ClassificationModelOptions_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return com.google.cloud.language.v1.LanguageServiceProto
          .internal_static_google_cloud_language_v1_ClassificationModelOptions_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              com.google.cloud.language.v1.ClassificationModelOptions.class,
              com.google.cloud.language.v1.ClassificationModelOptions.Builder.class);
    }

    // Construct using com.google.cloud.language.v1.ClassificationModelOptions.newBuilder()
    private Builder() {}

    private Builder(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      super(parent);
    }

    @java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      if (v1ModelBuilder_ != null) {
        v1ModelBuilder_.clear();
      }
      if (v2ModelBuilder_ != null) {
        v2ModelBuilder_.clear();
      }
      modelTypeCase_ = 0;
      modelType_ = null;
      return this;
    }

    @java.lang.Override
    public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
      return com.google.cloud.language.v1.LanguageServiceProto
          .internal_static_google_cloud_language_v1_ClassificationModelOptions_descriptor;
    }

    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions getDefaultInstanceForType() {
      return com.google.cloud.language.v1.ClassificationModelOptions.getDefaultInstance();
    }

    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions build() {
      com.google.cloud.language.v1.ClassificationModelOptions result = buildPartial();
      if (!result.isInitialized()) {
        throw newUninitializedMessageException(result);
      }
      return result;
    }

    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions buildPartial() {
      com.google.cloud.language.v1.ClassificationModelOptions result =
          new com.google.cloud.language.v1.ClassificationModelOptions(this);
      if (bitField0_ != 0) {
        buildPartial0(result);
      }
      buildPartialOneofs(result);
      onBuilt();
      return result;
    }

    private void buildPartial0(com.google.cloud.language.v1.ClassificationModelOptions result) {
      int from_bitField0_ = bitField0_;
    }

    private void buildPartialOneofs(
        com.google.cloud.language.v1.ClassificationModelOptions result) {
      result.modelTypeCase_ = modelTypeCase_;
      result.modelType_ = this.modelType_;
      if (modelTypeCase_ == 1 && v1ModelBuilder_ != null) {
        result.modelType_ = v1ModelBuilder_.build();
      }
      if (modelTypeCase_ == 2 && v2ModelBuilder_ != null) {
        result.modelType_ = v2ModelBuilder_.build();
      }
    }

    @java.lang.Override
    public Builder clone() {
      return super.clone();
    }

    @java.lang.Override
    public Builder setField(
        com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
      return super.setField(field, value);
    }

    @java.lang.Override
    public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
      return super.clearField(field);
    }

    @java.lang.Override
    public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
      return super.clearOneof(oneof);
    }

    @java.lang.Override
    public Builder setRepeatedField(
        com.google.protobuf.Descriptors.FieldDescriptor field, int index, java.lang.Object value) {
      return super.setRepeatedField(field, index, value);
    }

    @java.lang.Override
    public Builder addRepeatedField(
        com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
      return super.addRepeatedField(field, value);
    }

    @java.lang.Override
    public Builder mergeFrom(com.google.protobuf.Message other) {
      if (other instanceof com.google.cloud.language.v1.ClassificationModelOptions) {
        return mergeFrom((com.google.cloud.language.v1.ClassificationModelOptions) other);
      } else {
        super.mergeFrom(other);
        return this;
      }
    }

    public Builder mergeFrom(com.google.cloud.language.v1.ClassificationModelOptions other) {
      if (other == com.google.cloud.language.v1.ClassificationModelOptions.getDefaultInstance())
        return this;
      switch (other.getModelTypeCase()) {
        case V1_MODEL:
          {
            mergeV1Model(other.getV1Model());
            break;
          }
        case V2_MODEL:
          {
            mergeV2Model(other.getV2Model());
            break;
          }
        case MODELTYPE_NOT_SET:
          {
            break;
          }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }

    @java.lang.Override
    public final boolean isInitialized() {
      return true;
    }

    @java.lang.Override
    public Builder mergeFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10:
              {
                input.readMessage(getV1ModelFieldBuilder().getBuilder(), extensionRegistry);
                modelTypeCase_ = 1;
                break;
              } // case 10
            case 18:
              {
                input.readMessage(getV2ModelFieldBuilder().getBuilder(), extensionRegistry);
                modelTypeCase_ = 2;
                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 modelTypeCase_ = 0;
    private java.lang.Object modelType_;

    public ModelTypeCase getModelTypeCase() {
      return ModelTypeCase.forNumber(modelTypeCase_);
    }

    public Builder clearModelType() {
      modelTypeCase_ = 0;
      modelType_ = null;
      onChanged();
      return this;
    }

    private int bitField0_;

    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.language.v1.ClassificationModelOptions.V1Model,
            com.google.cloud.language.v1.ClassificationModelOptions.V1Model.Builder,
            com.google.cloud.language.v1.ClassificationModelOptions.V1ModelOrBuilder>
        v1ModelBuilder_;
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     *
     * @return Whether the v1Model field is set.
     */
    @java.lang.Override
    public boolean hasV1Model() {
      return modelTypeCase_ == 1;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     *
     * @return The v1Model.
     */
    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions.V1Model getV1Model() {
      if (v1ModelBuilder_ == null) {
        if (modelTypeCase_ == 1) {
          return (com.google.cloud.language.v1.ClassificationModelOptions.V1Model) modelType_;
        }
        return com.google.cloud.language.v1.ClassificationModelOptions.V1Model.getDefaultInstance();
      } else {
        if (modelTypeCase_ == 1) {
          return v1ModelBuilder_.getMessage();
        }
        return com.google.cloud.language.v1.ClassificationModelOptions.V1Model.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     */
    public Builder setV1Model(
        com.google.cloud.language.v1.ClassificationModelOptions.V1Model value) {
      if (v1ModelBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        modelType_ = value;
        onChanged();
      } else {
        v1ModelBuilder_.setMessage(value);
      }
      modelTypeCase_ = 1;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     */
    public Builder setV1Model(
        com.google.cloud.language.v1.ClassificationModelOptions.V1Model.Builder builderForValue) {
      if (v1ModelBuilder_ == null) {
        modelType_ = builderForValue.build();
        onChanged();
      } else {
        v1ModelBuilder_.setMessage(builderForValue.build());
      }
      modelTypeCase_ = 1;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     */
    public Builder mergeV1Model(
        com.google.cloud.language.v1.ClassificationModelOptions.V1Model value) {
      if (v1ModelBuilder_ == null) {
        if (modelTypeCase_ == 1
            && modelType_
                != com.google.cloud.language.v1.ClassificationModelOptions.V1Model
                    .getDefaultInstance()) {
          modelType_ =
              com.google.cloud.language.v1.ClassificationModelOptions.V1Model.newBuilder(
                      (com.google.cloud.language.v1.ClassificationModelOptions.V1Model) modelType_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          modelType_ = value;
        }
        onChanged();
      } else {
        if (modelTypeCase_ == 1) {
          v1ModelBuilder_.mergeFrom(value);
        } else {
          v1ModelBuilder_.setMessage(value);
        }
      }
      modelTypeCase_ = 1;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     */
    public Builder clearV1Model() {
      if (v1ModelBuilder_ == null) {
        if (modelTypeCase_ == 1) {
          modelTypeCase_ = 0;
          modelType_ = null;
          onChanged();
        }
      } else {
        if (modelTypeCase_ == 1) {
          modelTypeCase_ = 0;
          modelType_ = null;
        }
        v1ModelBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     */
    public com.google.cloud.language.v1.ClassificationModelOptions.V1Model.Builder
        getV1ModelBuilder() {
      return getV1ModelFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     */
    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions.V1ModelOrBuilder
        getV1ModelOrBuilder() {
      if ((modelTypeCase_ == 1) && (v1ModelBuilder_ != null)) {
        return v1ModelBuilder_.getMessageOrBuilder();
      } else {
        if (modelTypeCase_ == 1) {
          return (com.google.cloud.language.v1.ClassificationModelOptions.V1Model) modelType_;
        }
        return com.google.cloud.language.v1.ClassificationModelOptions.V1Model.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V1 model and V1 content categories
     * version. The V1 model is a legacy model; support for this will be
     * discontinued in the future.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V1Model v1_model = 1;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.language.v1.ClassificationModelOptions.V1Model,
            com.google.cloud.language.v1.ClassificationModelOptions.V1Model.Builder,
            com.google.cloud.language.v1.ClassificationModelOptions.V1ModelOrBuilder>
        getV1ModelFieldBuilder() {
      if (v1ModelBuilder_ == null) {
        if (!(modelTypeCase_ == 1)) {
          modelType_ =
              com.google.cloud.language.v1.ClassificationModelOptions.V1Model.getDefaultInstance();
        }
        v1ModelBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.language.v1.ClassificationModelOptions.V1Model,
                com.google.cloud.language.v1.ClassificationModelOptions.V1Model.Builder,
                com.google.cloud.language.v1.ClassificationModelOptions.V1ModelOrBuilder>(
                (com.google.cloud.language.v1.ClassificationModelOptions.V1Model) modelType_,
                getParentForChildren(),
                isClean());
        modelType_ = null;
      }
      modelTypeCase_ = 1;
      onChanged();
      return v1ModelBuilder_;
    }

    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.language.v1.ClassificationModelOptions.V2Model,
            com.google.cloud.language.v1.ClassificationModelOptions.V2Model.Builder,
            com.google.cloud.language.v1.ClassificationModelOptions.V2ModelOrBuilder>
        v2ModelBuilder_;
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     *
     * @return Whether the v2Model field is set.
     */
    @java.lang.Override
    public boolean hasV2Model() {
      return modelTypeCase_ == 2;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     *
     * @return The v2Model.
     */
    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions.V2Model getV2Model() {
      if (v2ModelBuilder_ == null) {
        if (modelTypeCase_ == 2) {
          return (com.google.cloud.language.v1.ClassificationModelOptions.V2Model) modelType_;
        }
        return com.google.cloud.language.v1.ClassificationModelOptions.V2Model.getDefaultInstance();
      } else {
        if (modelTypeCase_ == 2) {
          return v2ModelBuilder_.getMessage();
        }
        return com.google.cloud.language.v1.ClassificationModelOptions.V2Model.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     */
    public Builder setV2Model(
        com.google.cloud.language.v1.ClassificationModelOptions.V2Model value) {
      if (v2ModelBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        modelType_ = value;
        onChanged();
      } else {
        v2ModelBuilder_.setMessage(value);
      }
      modelTypeCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     */
    public Builder setV2Model(
        com.google.cloud.language.v1.ClassificationModelOptions.V2Model.Builder builderForValue) {
      if (v2ModelBuilder_ == null) {
        modelType_ = builderForValue.build();
        onChanged();
      } else {
        v2ModelBuilder_.setMessage(builderForValue.build());
      }
      modelTypeCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     */
    public Builder mergeV2Model(
        com.google.cloud.language.v1.ClassificationModelOptions.V2Model value) {
      if (v2ModelBuilder_ == null) {
        if (modelTypeCase_ == 2
            && modelType_
                != com.google.cloud.language.v1.ClassificationModelOptions.V2Model
                    .getDefaultInstance()) {
          modelType_ =
              com.google.cloud.language.v1.ClassificationModelOptions.V2Model.newBuilder(
                      (com.google.cloud.language.v1.ClassificationModelOptions.V2Model) modelType_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          modelType_ = value;
        }
        onChanged();
      } else {
        if (modelTypeCase_ == 2) {
          v2ModelBuilder_.mergeFrom(value);
        } else {
          v2ModelBuilder_.setMessage(value);
        }
      }
      modelTypeCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     */
    public Builder clearV2Model() {
      if (v2ModelBuilder_ == null) {
        if (modelTypeCase_ == 2) {
          modelTypeCase_ = 0;
          modelType_ = null;
          onChanged();
        }
      } else {
        if (modelTypeCase_ == 2) {
          modelTypeCase_ = 0;
          modelType_ = null;
        }
        v2ModelBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     */
    public com.google.cloud.language.v1.ClassificationModelOptions.V2Model.Builder
        getV2ModelBuilder() {
      return getV2ModelFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     */
    @java.lang.Override
    public com.google.cloud.language.v1.ClassificationModelOptions.V2ModelOrBuilder
        getV2ModelOrBuilder() {
      if ((modelTypeCase_ == 2) && (v2ModelBuilder_ != null)) {
        return v2ModelBuilder_.getMessageOrBuilder();
      } else {
        if (modelTypeCase_ == 2) {
          return (com.google.cloud.language.v1.ClassificationModelOptions.V2Model) modelType_;
        }
        return com.google.cloud.language.v1.ClassificationModelOptions.V2Model.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Setting this field will use the V2 model with the appropriate content
     * categories version. The V2 model is a better performing model.
     * </pre>
     *
     * <code>.google.cloud.language.v1.ClassificationModelOptions.V2Model v2_model = 2;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.language.v1.ClassificationModelOptions.V2Model,
            com.google.cloud.language.v1.ClassificationModelOptions.V2Model.Builder,
            com.google.cloud.language.v1.ClassificationModelOptions.V2ModelOrBuilder>
        getV2ModelFieldBuilder() {
      if (v2ModelBuilder_ == null) {
        if (!(modelTypeCase_ == 2)) {
          modelType_ =
              com.google.cloud.language.v1.ClassificationModelOptions.V2Model.getDefaultInstance();
        }
        v2ModelBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.language.v1.ClassificationModelOptions.V2Model,
                com.google.cloud.language.v1.ClassificationModelOptions.V2Model.Builder,
                com.google.cloud.language.v1.ClassificationModelOptions.V2ModelOrBuilder>(
                (com.google.cloud.language.v1.ClassificationModelOptions.V2Model) modelType_,
                getParentForChildren(),
                isClean());
        modelType_ = null;
      }
      modelTypeCase_ = 2;
      onChanged();
      return v2ModelBuilder_;
    }

    @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.language.v1.ClassificationModelOptions)
  }

  // @@protoc_insertion_point(class_scope:google.cloud.language.v1.ClassificationModelOptions)
  private static final com.google.cloud.language.v1.ClassificationModelOptions DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.cloud.language.v1.ClassificationModelOptions();
  }

  public static com.google.cloud.language.v1.ClassificationModelOptions getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<ClassificationModelOptions> PARSER =
      new com.google.protobuf.AbstractParser<ClassificationModelOptions>() {
        @java.lang.Override
        public ClassificationModelOptions 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<ClassificationModelOptions> parser() {
    return PARSER;
  }

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

  @java.lang.Override
  public com.google.cloud.language.v1.ClassificationModelOptions getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}