/*
 * 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/dialogflow/v2beta1/session.proto

package com.google.cloud.dialogflow.v2beta1;

/**
 *
 *
 * <pre>
 * Represents the parameters of the conversational query.
 * </pre>
 *
 * Protobuf type {@code google.cloud.dialogflow.v2beta1.QueryParameters}
 */
public final class QueryParameters extends com.google.protobuf.GeneratedMessageV3
    implements
    // @@protoc_insertion_point(message_implements:google.cloud.dialogflow.v2beta1.QueryParameters)
    QueryParametersOrBuilder {
  private static final long serialVersionUID = 0L;
  // Use QueryParameters.newBuilder() to construct.
  private QueryParameters(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
    super(builder);
  }

  private QueryParameters() {
    timeZone_ = "";
    contexts_ = java.util.Collections.emptyList();
    sessionEntityTypes_ = java.util.Collections.emptyList();
    knowledgeBaseNames_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    subAgents_ = java.util.Collections.emptyList();
  }

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

  @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.dialogflow.v2beta1.SessionProto
        .internal_static_google_cloud_dialogflow_v2beta1_QueryParameters_descriptor;
  }

  @SuppressWarnings({"rawtypes"})
  @java.lang.Override
  protected com.google.protobuf.MapField internalGetMapField(int number) {
    switch (number) {
      case 14:
        return internalGetWebhookHeaders();
      default:
        throw new RuntimeException("Invalid map field number: " + number);
    }
  }

  @java.lang.Override
  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
      internalGetFieldAccessorTable() {
    return com.google.cloud.dialogflow.v2beta1.SessionProto
        .internal_static_google_cloud_dialogflow_v2beta1_QueryParameters_fieldAccessorTable
        .ensureFieldAccessorsInitialized(
            com.google.cloud.dialogflow.v2beta1.QueryParameters.class,
            com.google.cloud.dialogflow.v2beta1.QueryParameters.Builder.class);
  }

  public static final int TIME_ZONE_FIELD_NUMBER = 1;

  @SuppressWarnings("serial")
  private volatile java.lang.Object timeZone_ = "";
  /**
   *
   *
   * <pre>
   * The time zone of this conversational query from the
   * [time zone database](https://www.iana.org/time-zones), e.g.,
   * America/New_York, Europe/Paris. If not provided, the time zone specified in
   * agent settings is used.
   * </pre>
   *
   * <code>string time_zone = 1;</code>
   *
   * @return The timeZone.
   */
  @java.lang.Override
  public java.lang.String getTimeZone() {
    java.lang.Object ref = timeZone_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      timeZone_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * The time zone of this conversational query from the
   * [time zone database](https://www.iana.org/time-zones), e.g.,
   * America/New_York, Europe/Paris. If not provided, the time zone specified in
   * agent settings is used.
   * </pre>
   *
   * <code>string time_zone = 1;</code>
   *
   * @return The bytes for timeZone.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getTimeZoneBytes() {
    java.lang.Object ref = timeZone_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      timeZone_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int GEO_LOCATION_FIELD_NUMBER = 2;
  private com.google.type.LatLng geoLocation_;
  /**
   *
   *
   * <pre>
   * The geo location of this conversational query.
   * </pre>
   *
   * <code>.google.type.LatLng geo_location = 2;</code>
   *
   * @return Whether the geoLocation field is set.
   */
  @java.lang.Override
  public boolean hasGeoLocation() {
    return geoLocation_ != null;
  }
  /**
   *
   *
   * <pre>
   * The geo location of this conversational query.
   * </pre>
   *
   * <code>.google.type.LatLng geo_location = 2;</code>
   *
   * @return The geoLocation.
   */
  @java.lang.Override
  public com.google.type.LatLng getGeoLocation() {
    return geoLocation_ == null ? com.google.type.LatLng.getDefaultInstance() : geoLocation_;
  }
  /**
   *
   *
   * <pre>
   * The geo location of this conversational query.
   * </pre>
   *
   * <code>.google.type.LatLng geo_location = 2;</code>
   */
  @java.lang.Override
  public com.google.type.LatLngOrBuilder getGeoLocationOrBuilder() {
    return geoLocation_ == null ? com.google.type.LatLng.getDefaultInstance() : geoLocation_;
  }

  public static final int CONTEXTS_FIELD_NUMBER = 3;

  @SuppressWarnings("serial")
  private java.util.List<com.google.cloud.dialogflow.v2beta1.Context> contexts_;
  /**
   *
   *
   * <pre>
   * The collection of contexts to be activated before this query is
   * executed.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
   */
  @java.lang.Override
  public java.util.List<com.google.cloud.dialogflow.v2beta1.Context> getContextsList() {
    return contexts_;
  }
  /**
   *
   *
   * <pre>
   * The collection of contexts to be activated before this query is
   * executed.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
   */
  @java.lang.Override
  public java.util.List<? extends com.google.cloud.dialogflow.v2beta1.ContextOrBuilder>
      getContextsOrBuilderList() {
    return contexts_;
  }
  /**
   *
   *
   * <pre>
   * The collection of contexts to be activated before this query is
   * executed.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
   */
  @java.lang.Override
  public int getContextsCount() {
    return contexts_.size();
  }
  /**
   *
   *
   * <pre>
   * The collection of contexts to be activated before this query is
   * executed.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.Context getContexts(int index) {
    return contexts_.get(index);
  }
  /**
   *
   *
   * <pre>
   * The collection of contexts to be activated before this query is
   * executed.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.ContextOrBuilder getContextsOrBuilder(int index) {
    return contexts_.get(index);
  }

  public static final int RESET_CONTEXTS_FIELD_NUMBER = 4;
  private boolean resetContexts_ = false;
  /**
   *
   *
   * <pre>
   * Specifies whether to delete all contexts in the current session
   * before the new ones are activated.
   * </pre>
   *
   * <code>bool reset_contexts = 4;</code>
   *
   * @return The resetContexts.
   */
  @java.lang.Override
  public boolean getResetContexts() {
    return resetContexts_;
  }

  public static final int SESSION_ENTITY_TYPES_FIELD_NUMBER = 5;

  @SuppressWarnings("serial")
  private java.util.List<com.google.cloud.dialogflow.v2beta1.SessionEntityType> sessionEntityTypes_;
  /**
   *
   *
   * <pre>
   * Additional session entity types to replace or extend developer
   * entity types with. The entity synonyms apply to all languages and persist
   * for the session of this query.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
   * </code>
   */
  @java.lang.Override
  public java.util.List<com.google.cloud.dialogflow.v2beta1.SessionEntityType>
      getSessionEntityTypesList() {
    return sessionEntityTypes_;
  }
  /**
   *
   *
   * <pre>
   * Additional session entity types to replace or extend developer
   * entity types with. The entity synonyms apply to all languages and persist
   * for the session of this query.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
   * </code>
   */
  @java.lang.Override
  public java.util.List<? extends com.google.cloud.dialogflow.v2beta1.SessionEntityTypeOrBuilder>
      getSessionEntityTypesOrBuilderList() {
    return sessionEntityTypes_;
  }
  /**
   *
   *
   * <pre>
   * Additional session entity types to replace or extend developer
   * entity types with. The entity synonyms apply to all languages and persist
   * for the session of this query.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
   * </code>
   */
  @java.lang.Override
  public int getSessionEntityTypesCount() {
    return sessionEntityTypes_.size();
  }
  /**
   *
   *
   * <pre>
   * Additional session entity types to replace or extend developer
   * entity types with. The entity synonyms apply to all languages and persist
   * for the session of this query.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
   * </code>
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.SessionEntityType getSessionEntityTypes(int index) {
    return sessionEntityTypes_.get(index);
  }
  /**
   *
   *
   * <pre>
   * Additional session entity types to replace or extend developer
   * entity types with. The entity synonyms apply to all languages and persist
   * for the session of this query.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
   * </code>
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.SessionEntityTypeOrBuilder
      getSessionEntityTypesOrBuilder(int index) {
    return sessionEntityTypes_.get(index);
  }

  public static final int PAYLOAD_FIELD_NUMBER = 6;
  private com.google.protobuf.Struct payload_;
  /**
   *
   *
   * <pre>
   * This field can be used to pass custom data to your webhook.
   * Arbitrary JSON objects are supported.
   * If supplied, the value is used to populate the
   * `WebhookRequest.original_detect_intent_request.payload`
   * field sent to your webhook.
   * </pre>
   *
   * <code>.google.protobuf.Struct payload = 6;</code>
   *
   * @return Whether the payload field is set.
   */
  @java.lang.Override
  public boolean hasPayload() {
    return payload_ != null;
  }
  /**
   *
   *
   * <pre>
   * This field can be used to pass custom data to your webhook.
   * Arbitrary JSON objects are supported.
   * If supplied, the value is used to populate the
   * `WebhookRequest.original_detect_intent_request.payload`
   * field sent to your webhook.
   * </pre>
   *
   * <code>.google.protobuf.Struct payload = 6;</code>
   *
   * @return The payload.
   */
  @java.lang.Override
  public com.google.protobuf.Struct getPayload() {
    return payload_ == null ? com.google.protobuf.Struct.getDefaultInstance() : payload_;
  }
  /**
   *
   *
   * <pre>
   * This field can be used to pass custom data to your webhook.
   * Arbitrary JSON objects are supported.
   * If supplied, the value is used to populate the
   * `WebhookRequest.original_detect_intent_request.payload`
   * field sent to your webhook.
   * </pre>
   *
   * <code>.google.protobuf.Struct payload = 6;</code>
   */
  @java.lang.Override
  public com.google.protobuf.StructOrBuilder getPayloadOrBuilder() {
    return payload_ == null ? com.google.protobuf.Struct.getDefaultInstance() : payload_;
  }

  public static final int KNOWLEDGE_BASE_NAMES_FIELD_NUMBER = 12;

  @SuppressWarnings("serial")
  private com.google.protobuf.LazyStringList knowledgeBaseNames_;
  /**
   *
   *
   * <pre>
   * KnowledgeBases to get alternative results from. If not set, the
   * KnowledgeBases enabled in the agent (through UI) will be used.
   * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
   * </pre>
   *
   * <code>repeated string knowledge_base_names = 12;</code>
   *
   * @return A list containing the knowledgeBaseNames.
   */
  public com.google.protobuf.ProtocolStringList getKnowledgeBaseNamesList() {
    return knowledgeBaseNames_;
  }
  /**
   *
   *
   * <pre>
   * KnowledgeBases to get alternative results from. If not set, the
   * KnowledgeBases enabled in the agent (through UI) will be used.
   * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
   * </pre>
   *
   * <code>repeated string knowledge_base_names = 12;</code>
   *
   * @return The count of knowledgeBaseNames.
   */
  public int getKnowledgeBaseNamesCount() {
    return knowledgeBaseNames_.size();
  }
  /**
   *
   *
   * <pre>
   * KnowledgeBases to get alternative results from. If not set, the
   * KnowledgeBases enabled in the agent (through UI) will be used.
   * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
   * </pre>
   *
   * <code>repeated string knowledge_base_names = 12;</code>
   *
   * @param index The index of the element to return.
   * @return The knowledgeBaseNames at the given index.
   */
  public java.lang.String getKnowledgeBaseNames(int index) {
    return knowledgeBaseNames_.get(index);
  }
  /**
   *
   *
   * <pre>
   * KnowledgeBases to get alternative results from. If not set, the
   * KnowledgeBases enabled in the agent (through UI) will be used.
   * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
   * </pre>
   *
   * <code>repeated string knowledge_base_names = 12;</code>
   *
   * @param index The index of the value to return.
   * @return The bytes of the knowledgeBaseNames at the given index.
   */
  public com.google.protobuf.ByteString getKnowledgeBaseNamesBytes(int index) {
    return knowledgeBaseNames_.getByteString(index);
  }

  public static final int SENTIMENT_ANALYSIS_REQUEST_CONFIG_FIELD_NUMBER = 10;
  private com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig
      sentimentAnalysisRequestConfig_;
  /**
   *
   *
   * <pre>
   * Configures the type of sentiment analysis to perform. If not
   * provided, sentiment analysis is not performed.
   * Note: Sentiment Analysis is only currently available for Essentials Edition
   * agents.
   * </pre>
   *
   * <code>
   * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
   * </code>
   *
   * @return Whether the sentimentAnalysisRequestConfig field is set.
   */
  @java.lang.Override
  public boolean hasSentimentAnalysisRequestConfig() {
    return sentimentAnalysisRequestConfig_ != null;
  }
  /**
   *
   *
   * <pre>
   * Configures the type of sentiment analysis to perform. If not
   * provided, sentiment analysis is not performed.
   * Note: Sentiment Analysis is only currently available for Essentials Edition
   * agents.
   * </pre>
   *
   * <code>
   * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
   * </code>
   *
   * @return The sentimentAnalysisRequestConfig.
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig
      getSentimentAnalysisRequestConfig() {
    return sentimentAnalysisRequestConfig_ == null
        ? com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig.getDefaultInstance()
        : sentimentAnalysisRequestConfig_;
  }
  /**
   *
   *
   * <pre>
   * Configures the type of sentiment analysis to perform. If not
   * provided, sentiment analysis is not performed.
   * Note: Sentiment Analysis is only currently available for Essentials Edition
   * agents.
   * </pre>
   *
   * <code>
   * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
   * </code>
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfigOrBuilder
      getSentimentAnalysisRequestConfigOrBuilder() {
    return sentimentAnalysisRequestConfig_ == null
        ? com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig.getDefaultInstance()
        : sentimentAnalysisRequestConfig_;
  }

  public static final int SUB_AGENTS_FIELD_NUMBER = 13;

  @SuppressWarnings("serial")
  private java.util.List<com.google.cloud.dialogflow.v2beta1.SubAgent> subAgents_;
  /**
   *
   *
   * <pre>
   * For mega agent query, directly specify which sub agents to query.
   * If any specified sub agent is not linked to the mega agent, an error will
   * be returned. If empty, Dialogflow will decide which sub agents to query.
   * If specified for a non-mega-agent query, will be silently ignored.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
   */
  @java.lang.Override
  public java.util.List<com.google.cloud.dialogflow.v2beta1.SubAgent> getSubAgentsList() {
    return subAgents_;
  }
  /**
   *
   *
   * <pre>
   * For mega agent query, directly specify which sub agents to query.
   * If any specified sub agent is not linked to the mega agent, an error will
   * be returned. If empty, Dialogflow will decide which sub agents to query.
   * If specified for a non-mega-agent query, will be silently ignored.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
   */
  @java.lang.Override
  public java.util.List<? extends com.google.cloud.dialogflow.v2beta1.SubAgentOrBuilder>
      getSubAgentsOrBuilderList() {
    return subAgents_;
  }
  /**
   *
   *
   * <pre>
   * For mega agent query, directly specify which sub agents to query.
   * If any specified sub agent is not linked to the mega agent, an error will
   * be returned. If empty, Dialogflow will decide which sub agents to query.
   * If specified for a non-mega-agent query, will be silently ignored.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
   */
  @java.lang.Override
  public int getSubAgentsCount() {
    return subAgents_.size();
  }
  /**
   *
   *
   * <pre>
   * For mega agent query, directly specify which sub agents to query.
   * If any specified sub agent is not linked to the mega agent, an error will
   * be returned. If empty, Dialogflow will decide which sub agents to query.
   * If specified for a non-mega-agent query, will be silently ignored.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.SubAgent getSubAgents(int index) {
    return subAgents_.get(index);
  }
  /**
   *
   *
   * <pre>
   * For mega agent query, directly specify which sub agents to query.
   * If any specified sub agent is not linked to the mega agent, an error will
   * be returned. If empty, Dialogflow will decide which sub agents to query.
   * If specified for a non-mega-agent query, will be silently ignored.
   * </pre>
   *
   * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
   */
  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.SubAgentOrBuilder getSubAgentsOrBuilder(int index) {
    return subAgents_.get(index);
  }

  public static final int WEBHOOK_HEADERS_FIELD_NUMBER = 14;

  private static final class WebhookHeadersDefaultEntryHolder {
    static final com.google.protobuf.MapEntry<java.lang.String, java.lang.String> defaultEntry =
        com.google.protobuf.MapEntry.<java.lang.String, java.lang.String>newDefaultInstance(
            com.google.cloud.dialogflow.v2beta1.SessionProto
                .internal_static_google_cloud_dialogflow_v2beta1_QueryParameters_WebhookHeadersEntry_descriptor,
            com.google.protobuf.WireFormat.FieldType.STRING,
            "",
            com.google.protobuf.WireFormat.FieldType.STRING,
            "");
  }

  @SuppressWarnings("serial")
  private com.google.protobuf.MapField<java.lang.String, java.lang.String> webhookHeaders_;

  private com.google.protobuf.MapField<java.lang.String, java.lang.String>
      internalGetWebhookHeaders() {
    if (webhookHeaders_ == null) {
      return com.google.protobuf.MapField.emptyMapField(
          WebhookHeadersDefaultEntryHolder.defaultEntry);
    }
    return webhookHeaders_;
  }

  public int getWebhookHeadersCount() {
    return internalGetWebhookHeaders().getMap().size();
  }
  /**
   *
   *
   * <pre>
   * This field can be used to pass HTTP headers for a webhook
   * call. These headers will be sent to webhook along with the headers that
   * have been configured through Dialogflow web console. The headers defined
   * within this field will overwrite the headers configured through Dialogflow
   * console if there is a conflict. Header names are case-insensitive.
   * Google's specified headers are not allowed. Including: "Host",
   * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
   * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
   * </pre>
   *
   * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
   */
  @java.lang.Override
  public boolean containsWebhookHeaders(java.lang.String key) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    return internalGetWebhookHeaders().getMap().containsKey(key);
  }
  /** Use {@link #getWebhookHeadersMap()} instead. */
  @java.lang.Override
  @java.lang.Deprecated
  public java.util.Map<java.lang.String, java.lang.String> getWebhookHeaders() {
    return getWebhookHeadersMap();
  }
  /**
   *
   *
   * <pre>
   * This field can be used to pass HTTP headers for a webhook
   * call. These headers will be sent to webhook along with the headers that
   * have been configured through Dialogflow web console. The headers defined
   * within this field will overwrite the headers configured through Dialogflow
   * console if there is a conflict. Header names are case-insensitive.
   * Google's specified headers are not allowed. Including: "Host",
   * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
   * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
   * </pre>
   *
   * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
   */
  @java.lang.Override
  public java.util.Map<java.lang.String, java.lang.String> getWebhookHeadersMap() {
    return internalGetWebhookHeaders().getMap();
  }
  /**
   *
   *
   * <pre>
   * This field can be used to pass HTTP headers for a webhook
   * call. These headers will be sent to webhook along with the headers that
   * have been configured through Dialogflow web console. The headers defined
   * within this field will overwrite the headers configured through Dialogflow
   * console if there is a conflict. Header names are case-insensitive.
   * Google's specified headers are not allowed. Including: "Host",
   * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
   * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
   * </pre>
   *
   * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
   */
  @java.lang.Override
  public /* nullable */ java.lang.String getWebhookHeadersOrDefault(
      java.lang.String key,
      /* nullable */
      java.lang.String defaultValue) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    java.util.Map<java.lang.String, java.lang.String> map = internalGetWebhookHeaders().getMap();
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            case 10:
              {
                timeZone_ = input.readStringRequireUtf8();
                bitField0_ |= 0x00000001;
                break;
              } // case 10
            case 18:
              {
                input.readMessage(getGeoLocationFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000002;
                break;
              } // case 18
            case 26:
              {
                com.google.cloud.dialogflow.v2beta1.Context m =
                    input.readMessage(
                        com.google.cloud.dialogflow.v2beta1.Context.parser(), extensionRegistry);
                if (contextsBuilder_ == null) {
                  ensureContextsIsMutable();
                  contexts_.add(m);
                } else {
                  contextsBuilder_.addMessage(m);
                }
                break;
              } // case 26
            case 32:
              {
                resetContexts_ = input.readBool();
                bitField0_ |= 0x00000008;
                break;
              } // case 32
            case 42:
              {
                com.google.cloud.dialogflow.v2beta1.SessionEntityType m =
                    input.readMessage(
                        com.google.cloud.dialogflow.v2beta1.SessionEntityType.parser(),
                        extensionRegistry);
                if (sessionEntityTypesBuilder_ == null) {
                  ensureSessionEntityTypesIsMutable();
                  sessionEntityTypes_.add(m);
                } else {
                  sessionEntityTypesBuilder_.addMessage(m);
                }
                break;
              } // case 42
            case 50:
              {
                input.readMessage(getPayloadFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000020;
                break;
              } // case 50
            case 82:
              {
                input.readMessage(
                    getSentimentAnalysisRequestConfigFieldBuilder().getBuilder(),
                    extensionRegistry);
                bitField0_ |= 0x00000080;
                break;
              } // case 82
            case 98:
              {
                java.lang.String s = input.readStringRequireUtf8();
                ensureKnowledgeBaseNamesIsMutable();
                knowledgeBaseNames_.add(s);
                break;
              } // case 98
            case 106:
              {
                com.google.cloud.dialogflow.v2beta1.SubAgent m =
                    input.readMessage(
                        com.google.cloud.dialogflow.v2beta1.SubAgent.parser(), extensionRegistry);
                if (subAgentsBuilder_ == null) {
                  ensureSubAgentsIsMutable();
                  subAgents_.add(m);
                } else {
                  subAgentsBuilder_.addMessage(m);
                }
                break;
              } // case 106
            case 114:
              {
                com.google.protobuf.MapEntry<java.lang.String, java.lang.String> webhookHeaders__ =
                    input.readMessage(
                        WebhookHeadersDefaultEntryHolder.defaultEntry.getParserForType(),
                        extensionRegistry);
                internalGetMutableWebhookHeaders()
                    .getMutableMap()
                    .put(webhookHeaders__.getKey(), webhookHeaders__.getValue());
                bitField0_ |= 0x00000200;
                break;
              } // case 114
            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 java.lang.Object timeZone_ = "";
    /**
     *
     *
     * <pre>
     * The time zone of this conversational query from the
     * [time zone database](https://www.iana.org/time-zones), e.g.,
     * America/New_York, Europe/Paris. If not provided, the time zone specified in
     * agent settings is used.
     * </pre>
     *
     * <code>string time_zone = 1;</code>
     *
     * @return The timeZone.
     */
    public java.lang.String getTimeZone() {
      java.lang.Object ref = timeZone_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        timeZone_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The time zone of this conversational query from the
     * [time zone database](https://www.iana.org/time-zones), e.g.,
     * America/New_York, Europe/Paris. If not provided, the time zone specified in
     * agent settings is used.
     * </pre>
     *
     * <code>string time_zone = 1;</code>
     *
     * @return The bytes for timeZone.
     */
    public com.google.protobuf.ByteString getTimeZoneBytes() {
      java.lang.Object ref = timeZone_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        timeZone_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The time zone of this conversational query from the
     * [time zone database](https://www.iana.org/time-zones), e.g.,
     * America/New_York, Europe/Paris. If not provided, the time zone specified in
     * agent settings is used.
     * </pre>
     *
     * <code>string time_zone = 1;</code>
     *
     * @param value The timeZone to set.
     * @return This builder for chaining.
     */
    public Builder setTimeZone(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      timeZone_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The time zone of this conversational query from the
     * [time zone database](https://www.iana.org/time-zones), e.g.,
     * America/New_York, Europe/Paris. If not provided, the time zone specified in
     * agent settings is used.
     * </pre>
     *
     * <code>string time_zone = 1;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearTimeZone() {
      timeZone_ = getDefaultInstance().getTimeZone();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The time zone of this conversational query from the
     * [time zone database](https://www.iana.org/time-zones), e.g.,
     * America/New_York, Europe/Paris. If not provided, the time zone specified in
     * agent settings is used.
     * </pre>
     *
     * <code>string time_zone = 1;</code>
     *
     * @param value The bytes for timeZone to set.
     * @return This builder for chaining.
     */
    public Builder setTimeZoneBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      timeZone_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }

    private com.google.type.LatLng geoLocation_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.type.LatLng, com.google.type.LatLng.Builder, com.google.type.LatLngOrBuilder>
        geoLocationBuilder_;
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     *
     * @return Whether the geoLocation field is set.
     */
    public boolean hasGeoLocation() {
      return ((bitField0_ & 0x00000002) != 0);
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     *
     * @return The geoLocation.
     */
    public com.google.type.LatLng getGeoLocation() {
      if (geoLocationBuilder_ == null) {
        return geoLocation_ == null ? com.google.type.LatLng.getDefaultInstance() : geoLocation_;
      } else {
        return geoLocationBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     */
    public Builder setGeoLocation(com.google.type.LatLng value) {
      if (geoLocationBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        geoLocation_ = value;
      } else {
        geoLocationBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     */
    public Builder setGeoLocation(com.google.type.LatLng.Builder builderForValue) {
      if (geoLocationBuilder_ == null) {
        geoLocation_ = builderForValue.build();
      } else {
        geoLocationBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     */
    public Builder mergeGeoLocation(com.google.type.LatLng value) {
      if (geoLocationBuilder_ == null) {
        if (((bitField0_ & 0x00000002) != 0)
            && geoLocation_ != null
            && geoLocation_ != com.google.type.LatLng.getDefaultInstance()) {
          getGeoLocationBuilder().mergeFrom(value);
        } else {
          geoLocation_ = value;
        }
      } else {
        geoLocationBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     */
    public Builder clearGeoLocation() {
      bitField0_ = (bitField0_ & ~0x00000002);
      geoLocation_ = null;
      if (geoLocationBuilder_ != null) {
        geoLocationBuilder_.dispose();
        geoLocationBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     */
    public com.google.type.LatLng.Builder getGeoLocationBuilder() {
      bitField0_ |= 0x00000002;
      onChanged();
      return getGeoLocationFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     */
    public com.google.type.LatLngOrBuilder getGeoLocationOrBuilder() {
      if (geoLocationBuilder_ != null) {
        return geoLocationBuilder_.getMessageOrBuilder();
      } else {
        return geoLocation_ == null ? com.google.type.LatLng.getDefaultInstance() : geoLocation_;
      }
    }
    /**
     *
     *
     * <pre>
     * The geo location of this conversational query.
     * </pre>
     *
     * <code>.google.type.LatLng geo_location = 2;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.type.LatLng, com.google.type.LatLng.Builder, com.google.type.LatLngOrBuilder>
        getGeoLocationFieldBuilder() {
      if (geoLocationBuilder_ == null) {
        geoLocationBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.type.LatLng,
                com.google.type.LatLng.Builder,
                com.google.type.LatLngOrBuilder>(
                getGeoLocation(), getParentForChildren(), isClean());
        geoLocation_ = null;
      }
      return geoLocationBuilder_;
    }

    private java.util.List<com.google.cloud.dialogflow.v2beta1.Context> contexts_ =
        java.util.Collections.emptyList();

    private void ensureContextsIsMutable() {
      if (!((bitField0_ & 0x00000004) != 0)) {
        contexts_ = new java.util.ArrayList<com.google.cloud.dialogflow.v2beta1.Context>(contexts_);
        bitField0_ |= 0x00000004;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.Context,
            com.google.cloud.dialogflow.v2beta1.Context.Builder,
            com.google.cloud.dialogflow.v2beta1.ContextOrBuilder>
        contextsBuilder_;

    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public java.util.List<com.google.cloud.dialogflow.v2beta1.Context> getContextsList() {
      if (contextsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(contexts_);
      } else {
        return contextsBuilder_.getMessageList();
      }
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public int getContextsCount() {
      if (contextsBuilder_ == null) {
        return contexts_.size();
      } else {
        return contextsBuilder_.getCount();
      }
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.Context getContexts(int index) {
      if (contextsBuilder_ == null) {
        return contexts_.get(index);
      } else {
        return contextsBuilder_.getMessage(index);
      }
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder setContexts(int index, com.google.cloud.dialogflow.v2beta1.Context value) {
      if (contextsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureContextsIsMutable();
        contexts_.set(index, value);
        onChanged();
      } else {
        contextsBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder setContexts(
        int index, com.google.cloud.dialogflow.v2beta1.Context.Builder builderForValue) {
      if (contextsBuilder_ == null) {
        ensureContextsIsMutable();
        contexts_.set(index, builderForValue.build());
        onChanged();
      } else {
        contextsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder addContexts(com.google.cloud.dialogflow.v2beta1.Context value) {
      if (contextsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureContextsIsMutable();
        contexts_.add(value);
        onChanged();
      } else {
        contextsBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder addContexts(int index, com.google.cloud.dialogflow.v2beta1.Context value) {
      if (contextsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureContextsIsMutable();
        contexts_.add(index, value);
        onChanged();
      } else {
        contextsBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder addContexts(
        com.google.cloud.dialogflow.v2beta1.Context.Builder builderForValue) {
      if (contextsBuilder_ == null) {
        ensureContextsIsMutable();
        contexts_.add(builderForValue.build());
        onChanged();
      } else {
        contextsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder addContexts(
        int index, com.google.cloud.dialogflow.v2beta1.Context.Builder builderForValue) {
      if (contextsBuilder_ == null) {
        ensureContextsIsMutable();
        contexts_.add(index, builderForValue.build());
        onChanged();
      } else {
        contextsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder addAllContexts(
        java.lang.Iterable<? extends com.google.cloud.dialogflow.v2beta1.Context> values) {
      if (contextsBuilder_ == null) {
        ensureContextsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, contexts_);
        onChanged();
      } else {
        contextsBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder clearContexts() {
      if (contextsBuilder_ == null) {
        contexts_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000004);
        onChanged();
      } else {
        contextsBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public Builder removeContexts(int index) {
      if (contextsBuilder_ == null) {
        ensureContextsIsMutable();
        contexts_.remove(index);
        onChanged();
      } else {
        contextsBuilder_.remove(index);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.Context.Builder getContextsBuilder(int index) {
      return getContextsFieldBuilder().getBuilder(index);
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.ContextOrBuilder getContextsOrBuilder(int index) {
      if (contextsBuilder_ == null) {
        return contexts_.get(index);
      } else {
        return contextsBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public java.util.List<? extends com.google.cloud.dialogflow.v2beta1.ContextOrBuilder>
        getContextsOrBuilderList() {
      if (contextsBuilder_ != null) {
        return contextsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(contexts_);
      }
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.Context.Builder addContextsBuilder() {
      return getContextsFieldBuilder()
          .addBuilder(com.google.cloud.dialogflow.v2beta1.Context.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.Context.Builder addContextsBuilder(int index) {
      return getContextsFieldBuilder()
          .addBuilder(index, com.google.cloud.dialogflow.v2beta1.Context.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * The collection of contexts to be activated before this query is
     * executed.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.Context contexts = 3;</code>
     */
    public java.util.List<com.google.cloud.dialogflow.v2beta1.Context.Builder>
        getContextsBuilderList() {
      return getContextsFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.Context,
            com.google.cloud.dialogflow.v2beta1.Context.Builder,
            com.google.cloud.dialogflow.v2beta1.ContextOrBuilder>
        getContextsFieldBuilder() {
      if (contextsBuilder_ == null) {
        contextsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.dialogflow.v2beta1.Context,
                com.google.cloud.dialogflow.v2beta1.Context.Builder,
                com.google.cloud.dialogflow.v2beta1.ContextOrBuilder>(
                contexts_, ((bitField0_ & 0x00000004) != 0), getParentForChildren(), isClean());
        contexts_ = null;
      }
      return contextsBuilder_;
    }

    private boolean resetContexts_;
    /**
     *
     *
     * <pre>
     * Specifies whether to delete all contexts in the current session
     * before the new ones are activated.
     * </pre>
     *
     * <code>bool reset_contexts = 4;</code>
     *
     * @return The resetContexts.
     */
    @java.lang.Override
    public boolean getResetContexts() {
      return resetContexts_;
    }
    /**
     *
     *
     * <pre>
     * Specifies whether to delete all contexts in the current session
     * before the new ones are activated.
     * </pre>
     *
     * <code>bool reset_contexts = 4;</code>
     *
     * @param value The resetContexts to set.
     * @return This builder for chaining.
     */
    public Builder setResetContexts(boolean value) {

      resetContexts_ = value;
      bitField0_ |= 0x00000008;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Specifies whether to delete all contexts in the current session
     * before the new ones are activated.
     * </pre>
     *
     * <code>bool reset_contexts = 4;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearResetContexts() {
      bitField0_ = (bitField0_ & ~0x00000008);
      resetContexts_ = false;
      onChanged();
      return this;
    }

    private java.util.List<com.google.cloud.dialogflow.v2beta1.SessionEntityType>
        sessionEntityTypes_ = java.util.Collections.emptyList();

    private void ensureSessionEntityTypesIsMutable() {
      if (!((bitField0_ & 0x00000010) != 0)) {
        sessionEntityTypes_ =
            new java.util.ArrayList<com.google.cloud.dialogflow.v2beta1.SessionEntityType>(
                sessionEntityTypes_);
        bitField0_ |= 0x00000010;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.SessionEntityType,
            com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder,
            com.google.cloud.dialogflow.v2beta1.SessionEntityTypeOrBuilder>
        sessionEntityTypesBuilder_;

    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public java.util.List<com.google.cloud.dialogflow.v2beta1.SessionEntityType>
        getSessionEntityTypesList() {
      if (sessionEntityTypesBuilder_ == null) {
        return java.util.Collections.unmodifiableList(sessionEntityTypes_);
      } else {
        return sessionEntityTypesBuilder_.getMessageList();
      }
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public int getSessionEntityTypesCount() {
      if (sessionEntityTypesBuilder_ == null) {
        return sessionEntityTypes_.size();
      } else {
        return sessionEntityTypesBuilder_.getCount();
      }
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public com.google.cloud.dialogflow.v2beta1.SessionEntityType getSessionEntityTypes(int index) {
      if (sessionEntityTypesBuilder_ == null) {
        return sessionEntityTypes_.get(index);
      } else {
        return sessionEntityTypesBuilder_.getMessage(index);
      }
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder setSessionEntityTypes(
        int index, com.google.cloud.dialogflow.v2beta1.SessionEntityType value) {
      if (sessionEntityTypesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSessionEntityTypesIsMutable();
        sessionEntityTypes_.set(index, value);
        onChanged();
      } else {
        sessionEntityTypesBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder setSessionEntityTypes(
        int index, com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder builderForValue) {
      if (sessionEntityTypesBuilder_ == null) {
        ensureSessionEntityTypesIsMutable();
        sessionEntityTypes_.set(index, builderForValue.build());
        onChanged();
      } else {
        sessionEntityTypesBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder addSessionEntityTypes(
        com.google.cloud.dialogflow.v2beta1.SessionEntityType value) {
      if (sessionEntityTypesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSessionEntityTypesIsMutable();
        sessionEntityTypes_.add(value);
        onChanged();
      } else {
        sessionEntityTypesBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder addSessionEntityTypes(
        int index, com.google.cloud.dialogflow.v2beta1.SessionEntityType value) {
      if (sessionEntityTypesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSessionEntityTypesIsMutable();
        sessionEntityTypes_.add(index, value);
        onChanged();
      } else {
        sessionEntityTypesBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder addSessionEntityTypes(
        com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder builderForValue) {
      if (sessionEntityTypesBuilder_ == null) {
        ensureSessionEntityTypesIsMutable();
        sessionEntityTypes_.add(builderForValue.build());
        onChanged();
      } else {
        sessionEntityTypesBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder addSessionEntityTypes(
        int index, com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder builderForValue) {
      if (sessionEntityTypesBuilder_ == null) {
        ensureSessionEntityTypesIsMutable();
        sessionEntityTypes_.add(index, builderForValue.build());
        onChanged();
      } else {
        sessionEntityTypesBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder addAllSessionEntityTypes(
        java.lang.Iterable<? extends com.google.cloud.dialogflow.v2beta1.SessionEntityType>
            values) {
      if (sessionEntityTypesBuilder_ == null) {
        ensureSessionEntityTypesIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, sessionEntityTypes_);
        onChanged();
      } else {
        sessionEntityTypesBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder clearSessionEntityTypes() {
      if (sessionEntityTypesBuilder_ == null) {
        sessionEntityTypes_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000010);
        onChanged();
      } else {
        sessionEntityTypesBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public Builder removeSessionEntityTypes(int index) {
      if (sessionEntityTypesBuilder_ == null) {
        ensureSessionEntityTypesIsMutable();
        sessionEntityTypes_.remove(index);
        onChanged();
      } else {
        sessionEntityTypesBuilder_.remove(index);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder
        getSessionEntityTypesBuilder(int index) {
      return getSessionEntityTypesFieldBuilder().getBuilder(index);
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public com.google.cloud.dialogflow.v2beta1.SessionEntityTypeOrBuilder
        getSessionEntityTypesOrBuilder(int index) {
      if (sessionEntityTypesBuilder_ == null) {
        return sessionEntityTypes_.get(index);
      } else {
        return sessionEntityTypesBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public java.util.List<? extends com.google.cloud.dialogflow.v2beta1.SessionEntityTypeOrBuilder>
        getSessionEntityTypesOrBuilderList() {
      if (sessionEntityTypesBuilder_ != null) {
        return sessionEntityTypesBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(sessionEntityTypes_);
      }
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder
        addSessionEntityTypesBuilder() {
      return getSessionEntityTypesFieldBuilder()
          .addBuilder(com.google.cloud.dialogflow.v2beta1.SessionEntityType.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder
        addSessionEntityTypesBuilder(int index) {
      return getSessionEntityTypesFieldBuilder()
          .addBuilder(
              index, com.google.cloud.dialogflow.v2beta1.SessionEntityType.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * Additional session entity types to replace or extend developer
     * entity types with. The entity synonyms apply to all languages and persist
     * for the session of this query.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SessionEntityType session_entity_types = 5;
     * </code>
     */
    public java.util.List<com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder>
        getSessionEntityTypesBuilderList() {
      return getSessionEntityTypesFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.SessionEntityType,
            com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder,
            com.google.cloud.dialogflow.v2beta1.SessionEntityTypeOrBuilder>
        getSessionEntityTypesFieldBuilder() {
      if (sessionEntityTypesBuilder_ == null) {
        sessionEntityTypesBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.dialogflow.v2beta1.SessionEntityType,
                com.google.cloud.dialogflow.v2beta1.SessionEntityType.Builder,
                com.google.cloud.dialogflow.v2beta1.SessionEntityTypeOrBuilder>(
                sessionEntityTypes_,
                ((bitField0_ & 0x00000010) != 0),
                getParentForChildren(),
                isClean());
        sessionEntityTypes_ = null;
      }
      return sessionEntityTypesBuilder_;
    }

    private com.google.protobuf.Struct payload_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Struct,
            com.google.protobuf.Struct.Builder,
            com.google.protobuf.StructOrBuilder>
        payloadBuilder_;
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     *
     * @return Whether the payload field is set.
     */
    public boolean hasPayload() {
      return ((bitField0_ & 0x00000020) != 0);
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     *
     * @return The payload.
     */
    public com.google.protobuf.Struct getPayload() {
      if (payloadBuilder_ == null) {
        return payload_ == null ? com.google.protobuf.Struct.getDefaultInstance() : payload_;
      } else {
        return payloadBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     */
    public Builder setPayload(com.google.protobuf.Struct value) {
      if (payloadBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        payload_ = value;
      } else {
        payloadBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000020;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     */
    public Builder setPayload(com.google.protobuf.Struct.Builder builderForValue) {
      if (payloadBuilder_ == null) {
        payload_ = builderForValue.build();
      } else {
        payloadBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000020;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     */
    public Builder mergePayload(com.google.protobuf.Struct value) {
      if (payloadBuilder_ == null) {
        if (((bitField0_ & 0x00000020) != 0)
            && payload_ != null
            && payload_ != com.google.protobuf.Struct.getDefaultInstance()) {
          getPayloadBuilder().mergeFrom(value);
        } else {
          payload_ = value;
        }
      } else {
        payloadBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000020;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     */
    public Builder clearPayload() {
      bitField0_ = (bitField0_ & ~0x00000020);
      payload_ = null;
      if (payloadBuilder_ != null) {
        payloadBuilder_.dispose();
        payloadBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     */
    public com.google.protobuf.Struct.Builder getPayloadBuilder() {
      bitField0_ |= 0x00000020;
      onChanged();
      return getPayloadFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     */
    public com.google.protobuf.StructOrBuilder getPayloadOrBuilder() {
      if (payloadBuilder_ != null) {
        return payloadBuilder_.getMessageOrBuilder();
      } else {
        return payload_ == null ? com.google.protobuf.Struct.getDefaultInstance() : payload_;
      }
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass custom data to your webhook.
     * Arbitrary JSON objects are supported.
     * If supplied, the value is used to populate the
     * `WebhookRequest.original_detect_intent_request.payload`
     * field sent to your webhook.
     * </pre>
     *
     * <code>.google.protobuf.Struct payload = 6;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Struct,
            com.google.protobuf.Struct.Builder,
            com.google.protobuf.StructOrBuilder>
        getPayloadFieldBuilder() {
      if (payloadBuilder_ == null) {
        payloadBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Struct,
                com.google.protobuf.Struct.Builder,
                com.google.protobuf.StructOrBuilder>(
                getPayload(), getParentForChildren(), isClean());
        payload_ = null;
      }
      return payloadBuilder_;
    }

    private com.google.protobuf.LazyStringList knowledgeBaseNames_ =
        com.google.protobuf.LazyStringArrayList.EMPTY;

    private void ensureKnowledgeBaseNamesIsMutable() {
      if (!((bitField0_ & 0x00000040) != 0)) {
        knowledgeBaseNames_ = new com.google.protobuf.LazyStringArrayList(knowledgeBaseNames_);
        bitField0_ |= 0x00000040;
      }
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @return A list containing the knowledgeBaseNames.
     */
    public com.google.protobuf.ProtocolStringList getKnowledgeBaseNamesList() {
      return knowledgeBaseNames_.getUnmodifiableView();
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @return The count of knowledgeBaseNames.
     */
    public int getKnowledgeBaseNamesCount() {
      return knowledgeBaseNames_.size();
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @param index The index of the element to return.
     * @return The knowledgeBaseNames at the given index.
     */
    public java.lang.String getKnowledgeBaseNames(int index) {
      return knowledgeBaseNames_.get(index);
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the knowledgeBaseNames at the given index.
     */
    public com.google.protobuf.ByteString getKnowledgeBaseNamesBytes(int index) {
      return knowledgeBaseNames_.getByteString(index);
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @param index The index to set the value at.
     * @param value The knowledgeBaseNames to set.
     * @return This builder for chaining.
     */
    public Builder setKnowledgeBaseNames(int index, java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureKnowledgeBaseNamesIsMutable();
      knowledgeBaseNames_.set(index, value);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @param value The knowledgeBaseNames to add.
     * @return This builder for chaining.
     */
    public Builder addKnowledgeBaseNames(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureKnowledgeBaseNamesIsMutable();
      knowledgeBaseNames_.add(value);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @param values The knowledgeBaseNames to add.
     * @return This builder for chaining.
     */
    public Builder addAllKnowledgeBaseNames(java.lang.Iterable<java.lang.String> values) {
      ensureKnowledgeBaseNamesIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(values, knowledgeBaseNames_);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearKnowledgeBaseNames() {
      knowledgeBaseNames_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000040);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * KnowledgeBases to get alternative results from. If not set, the
     * KnowledgeBases enabled in the agent (through UI) will be used.
     * Format:  `projects/&lt;Project ID&gt;/knowledgeBases/&lt;Knowledge Base ID&gt;`.
     * </pre>
     *
     * <code>repeated string knowledge_base_names = 12;</code>
     *
     * @param value The bytes of the knowledgeBaseNames to add.
     * @return This builder for chaining.
     */
    public Builder addKnowledgeBaseNamesBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      ensureKnowledgeBaseNamesIsMutable();
      knowledgeBaseNames_.add(value);
      onChanged();
      return this;
    }

    private com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig
        sentimentAnalysisRequestConfig_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig,
            com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig.Builder,
            com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfigOrBuilder>
        sentimentAnalysisRequestConfigBuilder_;
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     *
     * @return Whether the sentimentAnalysisRequestConfig field is set.
     */
    public boolean hasSentimentAnalysisRequestConfig() {
      return ((bitField0_ & 0x00000080) != 0);
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     *
     * @return The sentimentAnalysisRequestConfig.
     */
    public com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig
        getSentimentAnalysisRequestConfig() {
      if (sentimentAnalysisRequestConfigBuilder_ == null) {
        return sentimentAnalysisRequestConfig_ == null
            ? com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig
                .getDefaultInstance()
            : sentimentAnalysisRequestConfig_;
      } else {
        return sentimentAnalysisRequestConfigBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     */
    public Builder setSentimentAnalysisRequestConfig(
        com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig value) {
      if (sentimentAnalysisRequestConfigBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        sentimentAnalysisRequestConfig_ = value;
      } else {
        sentimentAnalysisRequestConfigBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     */
    public Builder setSentimentAnalysisRequestConfig(
        com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig.Builder
            builderForValue) {
      if (sentimentAnalysisRequestConfigBuilder_ == null) {
        sentimentAnalysisRequestConfig_ = builderForValue.build();
      } else {
        sentimentAnalysisRequestConfigBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     */
    public Builder mergeSentimentAnalysisRequestConfig(
        com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig value) {
      if (sentimentAnalysisRequestConfigBuilder_ == null) {
        if (((bitField0_ & 0x00000080) != 0)
            && sentimentAnalysisRequestConfig_ != null
            && sentimentAnalysisRequestConfig_
                != com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig
                    .getDefaultInstance()) {
          getSentimentAnalysisRequestConfigBuilder().mergeFrom(value);
        } else {
          sentimentAnalysisRequestConfig_ = value;
        }
      } else {
        sentimentAnalysisRequestConfigBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     */
    public Builder clearSentimentAnalysisRequestConfig() {
      bitField0_ = (bitField0_ & ~0x00000080);
      sentimentAnalysisRequestConfig_ = null;
      if (sentimentAnalysisRequestConfigBuilder_ != null) {
        sentimentAnalysisRequestConfigBuilder_.dispose();
        sentimentAnalysisRequestConfigBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     */
    public com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig.Builder
        getSentimentAnalysisRequestConfigBuilder() {
      bitField0_ |= 0x00000080;
      onChanged();
      return getSentimentAnalysisRequestConfigFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     */
    public com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfigOrBuilder
        getSentimentAnalysisRequestConfigOrBuilder() {
      if (sentimentAnalysisRequestConfigBuilder_ != null) {
        return sentimentAnalysisRequestConfigBuilder_.getMessageOrBuilder();
      } else {
        return sentimentAnalysisRequestConfig_ == null
            ? com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig
                .getDefaultInstance()
            : sentimentAnalysisRequestConfig_;
      }
    }
    /**
     *
     *
     * <pre>
     * Configures the type of sentiment analysis to perform. If not
     * provided, sentiment analysis is not performed.
     * Note: Sentiment Analysis is only currently available for Essentials Edition
     * agents.
     * </pre>
     *
     * <code>
     * .google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig sentiment_analysis_request_config = 10;
     * </code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig,
            com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig.Builder,
            com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfigOrBuilder>
        getSentimentAnalysisRequestConfigFieldBuilder() {
      if (sentimentAnalysisRequestConfigBuilder_ == null) {
        sentimentAnalysisRequestConfigBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig,
                com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfig.Builder,
                com.google.cloud.dialogflow.v2beta1.SentimentAnalysisRequestConfigOrBuilder>(
                getSentimentAnalysisRequestConfig(), getParentForChildren(), isClean());
        sentimentAnalysisRequestConfig_ = null;
      }
      return sentimentAnalysisRequestConfigBuilder_;
    }

    private java.util.List<com.google.cloud.dialogflow.v2beta1.SubAgent> subAgents_ =
        java.util.Collections.emptyList();

    private void ensureSubAgentsIsMutable() {
      if (!((bitField0_ & 0x00000100) != 0)) {
        subAgents_ =
            new java.util.ArrayList<com.google.cloud.dialogflow.v2beta1.SubAgent>(subAgents_);
        bitField0_ |= 0x00000100;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.SubAgent,
            com.google.cloud.dialogflow.v2beta1.SubAgent.Builder,
            com.google.cloud.dialogflow.v2beta1.SubAgentOrBuilder>
        subAgentsBuilder_;

    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public java.util.List<com.google.cloud.dialogflow.v2beta1.SubAgent> getSubAgentsList() {
      if (subAgentsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(subAgents_);
      } else {
        return subAgentsBuilder_.getMessageList();
      }
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public int getSubAgentsCount() {
      if (subAgentsBuilder_ == null) {
        return subAgents_.size();
      } else {
        return subAgentsBuilder_.getCount();
      }
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.SubAgent getSubAgents(int index) {
      if (subAgentsBuilder_ == null) {
        return subAgents_.get(index);
      } else {
        return subAgentsBuilder_.getMessage(index);
      }
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder setSubAgents(int index, com.google.cloud.dialogflow.v2beta1.SubAgent value) {
      if (subAgentsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSubAgentsIsMutable();
        subAgents_.set(index, value);
        onChanged();
      } else {
        subAgentsBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder setSubAgents(
        int index, com.google.cloud.dialogflow.v2beta1.SubAgent.Builder builderForValue) {
      if (subAgentsBuilder_ == null) {
        ensureSubAgentsIsMutable();
        subAgents_.set(index, builderForValue.build());
        onChanged();
      } else {
        subAgentsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder addSubAgents(com.google.cloud.dialogflow.v2beta1.SubAgent value) {
      if (subAgentsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSubAgentsIsMutable();
        subAgents_.add(value);
        onChanged();
      } else {
        subAgentsBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder addSubAgents(int index, com.google.cloud.dialogflow.v2beta1.SubAgent value) {
      if (subAgentsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSubAgentsIsMutable();
        subAgents_.add(index, value);
        onChanged();
      } else {
        subAgentsBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder addSubAgents(
        com.google.cloud.dialogflow.v2beta1.SubAgent.Builder builderForValue) {
      if (subAgentsBuilder_ == null) {
        ensureSubAgentsIsMutable();
        subAgents_.add(builderForValue.build());
        onChanged();
      } else {
        subAgentsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder addSubAgents(
        int index, com.google.cloud.dialogflow.v2beta1.SubAgent.Builder builderForValue) {
      if (subAgentsBuilder_ == null) {
        ensureSubAgentsIsMutable();
        subAgents_.add(index, builderForValue.build());
        onChanged();
      } else {
        subAgentsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder addAllSubAgents(
        java.lang.Iterable<? extends com.google.cloud.dialogflow.v2beta1.SubAgent> values) {
      if (subAgentsBuilder_ == null) {
        ensureSubAgentsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, subAgents_);
        onChanged();
      } else {
        subAgentsBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder clearSubAgents() {
      if (subAgentsBuilder_ == null) {
        subAgents_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000100);
        onChanged();
      } else {
        subAgentsBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public Builder removeSubAgents(int index) {
      if (subAgentsBuilder_ == null) {
        ensureSubAgentsIsMutable();
        subAgents_.remove(index);
        onChanged();
      } else {
        subAgentsBuilder_.remove(index);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.SubAgent.Builder getSubAgentsBuilder(int index) {
      return getSubAgentsFieldBuilder().getBuilder(index);
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.SubAgentOrBuilder getSubAgentsOrBuilder(int index) {
      if (subAgentsBuilder_ == null) {
        return subAgents_.get(index);
      } else {
        return subAgentsBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public java.util.List<? extends com.google.cloud.dialogflow.v2beta1.SubAgentOrBuilder>
        getSubAgentsOrBuilderList() {
      if (subAgentsBuilder_ != null) {
        return subAgentsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(subAgents_);
      }
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.SubAgent.Builder addSubAgentsBuilder() {
      return getSubAgentsFieldBuilder()
          .addBuilder(com.google.cloud.dialogflow.v2beta1.SubAgent.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public com.google.cloud.dialogflow.v2beta1.SubAgent.Builder addSubAgentsBuilder(int index) {
      return getSubAgentsFieldBuilder()
          .addBuilder(index, com.google.cloud.dialogflow.v2beta1.SubAgent.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * For mega agent query, directly specify which sub agents to query.
     * If any specified sub agent is not linked to the mega agent, an error will
     * be returned. If empty, Dialogflow will decide which sub agents to query.
     * If specified for a non-mega-agent query, will be silently ignored.
     * </pre>
     *
     * <code>repeated .google.cloud.dialogflow.v2beta1.SubAgent sub_agents = 13;</code>
     */
    public java.util.List<com.google.cloud.dialogflow.v2beta1.SubAgent.Builder>
        getSubAgentsBuilderList() {
      return getSubAgentsFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.dialogflow.v2beta1.SubAgent,
            com.google.cloud.dialogflow.v2beta1.SubAgent.Builder,
            com.google.cloud.dialogflow.v2beta1.SubAgentOrBuilder>
        getSubAgentsFieldBuilder() {
      if (subAgentsBuilder_ == null) {
        subAgentsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.dialogflow.v2beta1.SubAgent,
                com.google.cloud.dialogflow.v2beta1.SubAgent.Builder,
                com.google.cloud.dialogflow.v2beta1.SubAgentOrBuilder>(
                subAgents_, ((bitField0_ & 0x00000100) != 0), getParentForChildren(), isClean());
        subAgents_ = null;
      }
      return subAgentsBuilder_;
    }

    private com.google.protobuf.MapField<java.lang.String, java.lang.String> webhookHeaders_;

    private com.google.protobuf.MapField<java.lang.String, java.lang.String>
        internalGetWebhookHeaders() {
      if (webhookHeaders_ == null) {
        return com.google.protobuf.MapField.emptyMapField(
            WebhookHeadersDefaultEntryHolder.defaultEntry);
      }
      return webhookHeaders_;
    }

    private com.google.protobuf.MapField<java.lang.String, java.lang.String>
        internalGetMutableWebhookHeaders() {
      if (webhookHeaders_ == null) {
        webhookHeaders_ =
            com.google.protobuf.MapField.newMapField(WebhookHeadersDefaultEntryHolder.defaultEntry);
      }
      if (!webhookHeaders_.isMutable()) {
        webhookHeaders_ = webhookHeaders_.copy();
      }
      bitField0_ |= 0x00000200;
      onChanged();
      return webhookHeaders_;
    }

    public int getWebhookHeadersCount() {
      return internalGetWebhookHeaders().getMap().size();
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass HTTP headers for a webhook
     * call. These headers will be sent to webhook along with the headers that
     * have been configured through Dialogflow web console. The headers defined
     * within this field will overwrite the headers configured through Dialogflow
     * console if there is a conflict. Header names are case-insensitive.
     * Google's specified headers are not allowed. Including: "Host",
     * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
     * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
     * </pre>
     *
     * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
     */
    @java.lang.Override
    public boolean containsWebhookHeaders(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      return internalGetWebhookHeaders().getMap().containsKey(key);
    }
    /** Use {@link #getWebhookHeadersMap()} instead. */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map<java.lang.String, java.lang.String> getWebhookHeaders() {
      return getWebhookHeadersMap();
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass HTTP headers for a webhook
     * call. These headers will be sent to webhook along with the headers that
     * have been configured through Dialogflow web console. The headers defined
     * within this field will overwrite the headers configured through Dialogflow
     * console if there is a conflict. Header names are case-insensitive.
     * Google's specified headers are not allowed. Including: "Host",
     * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
     * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
     * </pre>
     *
     * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
     */
    @java.lang.Override
    public java.util.Map<java.lang.String, java.lang.String> getWebhookHeadersMap() {
      return internalGetWebhookHeaders().getMap();
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass HTTP headers for a webhook
     * call. These headers will be sent to webhook along with the headers that
     * have been configured through Dialogflow web console. The headers defined
     * within this field will overwrite the headers configured through Dialogflow
     * console if there is a conflict. Header names are case-insensitive.
     * Google's specified headers are not allowed. Including: "Host",
     * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
     * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
     * </pre>
     *
     * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
     */
    @java.lang.Override
    public /* nullable */ java.lang.String getWebhookHeadersOrDefault(
        java.lang.String key,
        /* nullable */
        java.lang.String defaultValue) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      java.util.Map<java.lang.String, java.lang.String> map = internalGetWebhookHeaders().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass HTTP headers for a webhook
     * call. These headers will be sent to webhook along with the headers that
     * have been configured through Dialogflow web console. The headers defined
     * within this field will overwrite the headers configured through Dialogflow
     * console if there is a conflict. Header names are case-insensitive.
     * Google's specified headers are not allowed. Including: "Host",
     * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
     * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
     * </pre>
     *
     * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
     */
    @java.lang.Override
    public java.lang.String getWebhookHeadersOrThrow(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      java.util.Map<java.lang.String, java.lang.String> map = internalGetWebhookHeaders().getMap();
      if (!map.containsKey(key)) {
        throw new java.lang.IllegalArgumentException();
      }
      return map.get(key);
    }

    public Builder clearWebhookHeaders() {
      bitField0_ = (bitField0_ & ~0x00000200);
      internalGetMutableWebhookHeaders().getMutableMap().clear();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass HTTP headers for a webhook
     * call. These headers will be sent to webhook along with the headers that
     * have been configured through Dialogflow web console. The headers defined
     * within this field will overwrite the headers configured through Dialogflow
     * console if there is a conflict. Header names are case-insensitive.
     * Google's specified headers are not allowed. Including: "Host",
     * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
     * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
     * </pre>
     *
     * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
     */
    public Builder removeWebhookHeaders(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      internalGetMutableWebhookHeaders().getMutableMap().remove(key);
      return this;
    }
    /** Use alternate mutation accessors instead. */
    @java.lang.Deprecated
    public java.util.Map<java.lang.String, java.lang.String> getMutableWebhookHeaders() {
      bitField0_ |= 0x00000200;
      return internalGetMutableWebhookHeaders().getMutableMap();
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass HTTP headers for a webhook
     * call. These headers will be sent to webhook along with the headers that
     * have been configured through Dialogflow web console. The headers defined
     * within this field will overwrite the headers configured through Dialogflow
     * console if there is a conflict. Header names are case-insensitive.
     * Google's specified headers are not allowed. Including: "Host",
     * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
     * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
     * </pre>
     *
     * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
     */
    public Builder putWebhookHeaders(java.lang.String key, java.lang.String value) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      if (value == null) {
        throw new NullPointerException("map value");
      }
      internalGetMutableWebhookHeaders().getMutableMap().put(key, value);
      bitField0_ |= 0x00000200;
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can be used to pass HTTP headers for a webhook
     * call. These headers will be sent to webhook along with the headers that
     * have been configured through Dialogflow web console. The headers defined
     * within this field will overwrite the headers configured through Dialogflow
     * console if there is a conflict. Header names are case-insensitive.
     * Google's specified headers are not allowed. Including: "Host",
     * "Content-Length", "Connection", "From", "User-Agent", "Accept-Encoding",
     * "If-Modified-Since", "If-None-Match", "X-Forwarded-For", etc.
     * </pre>
     *
     * <code>map&lt;string, string&gt; webhook_headers = 14;</code>
     */
    public Builder putAllWebhookHeaders(java.util.Map<java.lang.String, java.lang.String> values) {
      internalGetMutableWebhookHeaders().getMutableMap().putAll(values);
      bitField0_ |= 0x00000200;
      return this;
    }

    @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.dialogflow.v2beta1.QueryParameters)
  }

  // @@protoc_insertion_point(class_scope:google.cloud.dialogflow.v2beta1.QueryParameters)
  private static final com.google.cloud.dialogflow.v2beta1.QueryParameters DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.cloud.dialogflow.v2beta1.QueryParameters();
  }

  public static com.google.cloud.dialogflow.v2beta1.QueryParameters getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

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

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

  @java.lang.Override
  public com.google.cloud.dialogflow.v2beta1.QueryParameters getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}