PartitionQueryRequest.java

/*
 * Copyright 2019 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/firestore/v1/firestore.proto

package com.google.firestore.v1;

/**
 *
 *
 * <pre>
 * The request for [Firestore.PartitionQuery][google.firestore.v1.Firestore.PartitionQuery].
 * </pre>
 *
 * Protobuf type {@code google.firestore.v1.PartitionQueryRequest}
 */
public final class PartitionQueryRequest extends com.google.protobuf.GeneratedMessageV3
    implements
    // @@protoc_insertion_point(message_implements:google.firestore.v1.PartitionQueryRequest)
    PartitionQueryRequestOrBuilder {
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  public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
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  private int queryTypeCase_ = 0;
  private java.lang.Object queryType_;

  public enum QueryTypeCase
      implements
          com.google.protobuf.Internal.EnumLite,
          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
    STRUCTURED_QUERY(2),
    QUERYTYPE_NOT_SET(0);
    private final int value;

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

    public static QueryTypeCase forNumber(int value) {
      switch (value) {
        case 2:
          return STRUCTURED_QUERY;
        case 0:
          return QUERYTYPE_NOT_SET;
        default:
          return null;
      }
    }

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

  public QueryTypeCase getQueryTypeCase() {
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  }

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  /**
   *
   *
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   * Required. The parent resource name. In the format:
   * `projects/{project_id}/databases/{database_id}/documents`.
   * Document resource names are not supported; only database resource names
   * can be specified.
   * </pre>
   *
   * <code>string parent = 1 [(.google.api.field_behavior) = REQUIRED];</code>
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  /**
   *
   *
   * <pre>
   * Required. The parent resource name. In the format:
   * `projects/{project_id}/databases/{database_id}/documents`.
   * Document resource names are not supported; only database resource names
   * can be specified.
   * </pre>
   *
   * <code>string parent = 1 [(.google.api.field_behavior) = REQUIRED];</code>
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  public static final int STRUCTURED_QUERY_FIELD_NUMBER = 2;
  /**
   *
   *
   * <pre>
   * A structured query.
   * Query must specify collection with all descendants and be ordered by name
   * ascending. Other filters, order bys, limits, offsets, and start/end
   * cursors are not supported.
   * </pre>
   *
   * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
   *
   * @return Whether the structuredQuery field is set.
   */
  @java.lang.Override
  public boolean hasStructuredQuery() {
    return queryTypeCase_ == 2;
  }
  /**
   *
   *
   * <pre>
   * A structured query.
   * Query must specify collection with all descendants and be ordered by name
   * ascending. Other filters, order bys, limits, offsets, and start/end
   * cursors are not supported.
   * </pre>
   *
   * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
   *
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   */
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    }
    return com.google.firestore.v1.StructuredQuery.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * A structured query.
   * Query must specify collection with all descendants and be ordered by name
   * ascending. Other filters, order bys, limits, offsets, and start/end
   * cursors are not supported.
   * </pre>
   *
   * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
   */
  @java.lang.Override
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  }

  public static final int PARTITION_COUNT_FIELD_NUMBER = 3;
  private long partitionCount_;
  /**
   *
   *
   * <pre>
   * The desired maximum number of partition points.
   * The partitions may be returned across multiple pages of results.
   * The number must be positive. The actual number of partitions
   * returned may be fewer.
   * For example, this may be set to one fewer than the number of parallel
   * queries to be run, or in running a data pipeline job, one fewer than the
   * number of workers or compute instances available.
   * </pre>
   *
   * <code>int64 partition_count = 3;</code>
   *
   * @return The partitionCount.
   */
  @java.lang.Override
  public long getPartitionCount() {
    return partitionCount_;
  }

  public static final int PAGE_TOKEN_FIELD_NUMBER = 4;
  private volatile java.lang.Object pageToken_;
  /**
   *
   *
   * <pre>
   * The `next_page_token` value returned from a previous call to
   * PartitionQuery that may be used to get an additional set of results.
   * There are no ordering guarantees between sets of results. Thus, using
   * multiple sets of results will require merging the different result sets.
   * For example, two subsequent calls using a page_token may return:
   *  * cursor B, cursor M, cursor Q
   *  * cursor A, cursor U, cursor W
   * To obtain a complete result set ordered with respect to the results of the
   * query supplied to PartitionQuery, the results sets should be merged:
   * cursor A, cursor B, cursor M, cursor Q, cursor U, cursor W
   * </pre>
   *
   * <code>string page_token = 4;</code>
   *
   * @return The pageToken.
   */
  @java.lang.Override
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    } else {
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      java.lang.String s = bs.toStringUtf8();
      pageToken_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * The `next_page_token` value returned from a previous call to
   * PartitionQuery that may be used to get an additional set of results.
   * There are no ordering guarantees between sets of results. Thus, using
   * multiple sets of results will require merging the different result sets.
   * For example, two subsequent calls using a page_token may return:
   *  * cursor B, cursor M, cursor Q
   *  * cursor A, cursor U, cursor W
   * To obtain a complete result set ordered with respect to the results of the
   * query supplied to PartitionQuery, the results sets should be merged:
   * cursor A, cursor B, cursor M, cursor Q, cursor U, cursor W
   * </pre>
   *
   * <code>string page_token = 4;</code>
   *
   * @return The bytes for pageToken.
   */
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  public static final int PAGE_SIZE_FIELD_NUMBER = 5;
  private int pageSize_;
  /**
   *
   *
   * <pre>
   * The maximum number of partitions to return in this call, subject to
   * `partition_count`.
   * For example, if `partition_count` = 10 and `page_size` = 8, the first call
   * to PartitionQuery will return up to 8 partitions and a `next_page_token`
   * if more results exist. A second call to PartitionQuery will return up to
   * 2 partitions, to complete the total of 10 specified in `partition_count`.
   * </pre>
   *
   * <code>int32 page_size = 5;</code>
   *
   * @return The pageSize.
   */
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  public int getPageSize() {
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   * </pre>
   *
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      if (!other.getPageToken().isEmpty()) {
        pageToken_ = other.pageToken_;
        onChanged();
      }
      if (other.getPageSize() != 0) {
        setPageSize(other.getPageSize());
      }
      switch (other.getQueryTypeCase()) {
        case STRUCTURED_QUERY:
          {
            mergeStructuredQuery(other.getStructuredQuery());
            break;
          }
        case QUERYTYPE_NOT_SET:
          {
            break;
          }
      }
      this.mergeUnknownFields(other.unknownFields);
      onChanged();
      return this;
    }

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

    @java.lang.Override
    public Builder mergeFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      com.google.firestore.v1.PartitionQueryRequest parsedMessage = null;
      try {
        parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        parsedMessage = (com.google.firestore.v1.PartitionQueryRequest) e.getUnfinishedMessage();
        throw e.unwrapIOException();
      } finally {
        if (parsedMessage != null) {
          mergeFrom(parsedMessage);
        }
      }
      return this;
    }

    private int queryTypeCase_ = 0;
    private java.lang.Object queryType_;

    public QueryTypeCase getQueryTypeCase() {
      return QueryTypeCase.forNumber(queryTypeCase_);
    }

    public Builder clearQueryType() {
      queryTypeCase_ = 0;
      queryType_ = null;
      onChanged();
      return this;
    }

    private java.lang.Object parent_ = "";
    /**
     *
     *
     * <pre>
     * Required. The parent resource name. In the format:
     * `projects/{project_id}/databases/{database_id}/documents`.
     * Document resource names are not supported; only database resource names
     * can be specified.
     * </pre>
     *
     * <code>string parent = 1 [(.google.api.field_behavior) = REQUIRED];</code>
     *
     * @return The parent.
     */
    public java.lang.String getParent() {
      java.lang.Object ref = parent_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        parent_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Required. The parent resource name. In the format:
     * `projects/{project_id}/databases/{database_id}/documents`.
     * Document resource names are not supported; only database resource names
     * can be specified.
     * </pre>
     *
     * <code>string parent = 1 [(.google.api.field_behavior) = REQUIRED];</code>
     *
     * @return The bytes for parent.
     */
    public com.google.protobuf.ByteString getParentBytes() {
      java.lang.Object ref = parent_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        parent_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Required. The parent resource name. In the format:
     * `projects/{project_id}/databases/{database_id}/documents`.
     * Document resource names are not supported; only database resource names
     * can be specified.
     * </pre>
     *
     * <code>string parent = 1 [(.google.api.field_behavior) = REQUIRED];</code>
     *
     * @param value The parent to set.
     * @return This builder for chaining.
     */
    public Builder setParent(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }

      parent_ = value;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Required. The parent resource name. In the format:
     * `projects/{project_id}/databases/{database_id}/documents`.
     * Document resource names are not supported; only database resource names
     * can be specified.
     * </pre>
     *
     * <code>string parent = 1 [(.google.api.field_behavior) = REQUIRED];</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearParent() {

      parent_ = getDefaultInstance().getParent();
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Required. The parent resource name. In the format:
     * `projects/{project_id}/databases/{database_id}/documents`.
     * Document resource names are not supported; only database resource names
     * can be specified.
     * </pre>
     *
     * <code>string parent = 1 [(.google.api.field_behavior) = REQUIRED];</code>
     *
     * @param value The bytes for parent to set.
     * @return This builder for chaining.
     */
    public Builder setParentBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);

      parent_ = value;
      onChanged();
      return this;
    }

    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.firestore.v1.StructuredQuery,
            com.google.firestore.v1.StructuredQuery.Builder,
            com.google.firestore.v1.StructuredQueryOrBuilder>
        structuredQueryBuilder_;
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     *
     * @return Whether the structuredQuery field is set.
     */
    @java.lang.Override
    public boolean hasStructuredQuery() {
      return queryTypeCase_ == 2;
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     *
     * @return The structuredQuery.
     */
    @java.lang.Override
    public com.google.firestore.v1.StructuredQuery getStructuredQuery() {
      if (structuredQueryBuilder_ == null) {
        if (queryTypeCase_ == 2) {
          return (com.google.firestore.v1.StructuredQuery) queryType_;
        }
        return com.google.firestore.v1.StructuredQuery.getDefaultInstance();
      } else {
        if (queryTypeCase_ == 2) {
          return structuredQueryBuilder_.getMessage();
        }
        return com.google.firestore.v1.StructuredQuery.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     */
    public Builder setStructuredQuery(com.google.firestore.v1.StructuredQuery value) {
      if (structuredQueryBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        queryType_ = value;
        onChanged();
      } else {
        structuredQueryBuilder_.setMessage(value);
      }
      queryTypeCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     */
    public Builder setStructuredQuery(
        com.google.firestore.v1.StructuredQuery.Builder builderForValue) {
      if (structuredQueryBuilder_ == null) {
        queryType_ = builderForValue.build();
        onChanged();
      } else {
        structuredQueryBuilder_.setMessage(builderForValue.build());
      }
      queryTypeCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     */
    public Builder mergeStructuredQuery(com.google.firestore.v1.StructuredQuery value) {
      if (structuredQueryBuilder_ == null) {
        if (queryTypeCase_ == 2
            && queryType_ != com.google.firestore.v1.StructuredQuery.getDefaultInstance()) {
          queryType_ =
              com.google.firestore.v1.StructuredQuery.newBuilder(
                      (com.google.firestore.v1.StructuredQuery) queryType_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          queryType_ = value;
        }
        onChanged();
      } else {
        if (queryTypeCase_ == 2) {
          structuredQueryBuilder_.mergeFrom(value);
        }
        structuredQueryBuilder_.setMessage(value);
      }
      queryTypeCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     */
    public Builder clearStructuredQuery() {
      if (structuredQueryBuilder_ == null) {
        if (queryTypeCase_ == 2) {
          queryTypeCase_ = 0;
          queryType_ = null;
          onChanged();
        }
      } else {
        if (queryTypeCase_ == 2) {
          queryTypeCase_ = 0;
          queryType_ = null;
        }
        structuredQueryBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     */
    public com.google.firestore.v1.StructuredQuery.Builder getStructuredQueryBuilder() {
      return getStructuredQueryFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     */
    @java.lang.Override
    public com.google.firestore.v1.StructuredQueryOrBuilder getStructuredQueryOrBuilder() {
      if ((queryTypeCase_ == 2) && (structuredQueryBuilder_ != null)) {
        return structuredQueryBuilder_.getMessageOrBuilder();
      } else {
        if (queryTypeCase_ == 2) {
          return (com.google.firestore.v1.StructuredQuery) queryType_;
        }
        return com.google.firestore.v1.StructuredQuery.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * A structured query.
     * Query must specify collection with all descendants and be ordered by name
     * ascending. Other filters, order bys, limits, offsets, and start/end
     * cursors are not supported.
     * </pre>
     *
     * <code>.google.firestore.v1.StructuredQuery structured_query = 2;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.firestore.v1.StructuredQuery,
            com.google.firestore.v1.StructuredQuery.Builder,
            com.google.firestore.v1.StructuredQueryOrBuilder>
        getStructuredQueryFieldBuilder() {
      if (structuredQueryBuilder_ == null) {
        if (!(queryTypeCase_ == 2)) {
          queryType_ = com.google.firestore.v1.StructuredQuery.getDefaultInstance();
        }
        structuredQueryBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.firestore.v1.StructuredQuery,
                com.google.firestore.v1.StructuredQuery.Builder,
                com.google.firestore.v1.StructuredQueryOrBuilder>(
                (com.google.firestore.v1.StructuredQuery) queryType_,
                getParentForChildren(),
                isClean());
        queryType_ = null;
      }
      queryTypeCase_ = 2;
      onChanged();
      ;
      return structuredQueryBuilder_;
    }

    private long partitionCount_;
    /**
     *
     *
     * <pre>
     * The desired maximum number of partition points.
     * The partitions may be returned across multiple pages of results.
     * The number must be positive. The actual number of partitions
     * returned may be fewer.
     * For example, this may be set to one fewer than the number of parallel
     * queries to be run, or in running a data pipeline job, one fewer than the
     * number of workers or compute instances available.
     * </pre>
     *
     * <code>int64 partition_count = 3;</code>
     *
     * @return The partitionCount.
     */
    @java.lang.Override
    public long getPartitionCount() {
      return partitionCount_;
    }
    /**
     *
     *
     * <pre>
     * The desired maximum number of partition points.
     * The partitions may be returned across multiple pages of results.
     * The number must be positive. The actual number of partitions
     * returned may be fewer.
     * For example, this may be set to one fewer than the number of parallel
     * queries to be run, or in running a data pipeline job, one fewer than the
     * number of workers or compute instances available.
     * </pre>
     *
     * <code>int64 partition_count = 3;</code>
     *
     * @param value The partitionCount to set.
     * @return This builder for chaining.
     */
    public Builder setPartitionCount(long value) {

      partitionCount_ = value;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The desired maximum number of partition points.
     * The partitions may be returned across multiple pages of results.
     * The number must be positive. The actual number of partitions
     * returned may be fewer.
     * For example, this may be set to one fewer than the number of parallel
     * queries to be run, or in running a data pipeline job, one fewer than the
     * number of workers or compute instances available.
     * </pre>
     *
     * <code>int64 partition_count = 3;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearPartitionCount() {

      partitionCount_ = 0L;
      onChanged();
      return this;
    }

    private java.lang.Object pageToken_ = "";
    /**
     *
     *
     * <pre>
     * The `next_page_token` value returned from a previous call to
     * PartitionQuery that may be used to get an additional set of results.
     * There are no ordering guarantees between sets of results. Thus, using
     * multiple sets of results will require merging the different result sets.
     * For example, two subsequent calls using a page_token may return:
     *  * cursor B, cursor M, cursor Q
     *  * cursor A, cursor U, cursor W
     * To obtain a complete result set ordered with respect to the results of the
     * query supplied to PartitionQuery, the results sets should be merged:
     * cursor A, cursor B, cursor M, cursor Q, cursor U, cursor W
     * </pre>
     *
     * <code>string page_token = 4;</code>
     *
     * @return The pageToken.
     */
    public java.lang.String getPageToken() {
      java.lang.Object ref = pageToken_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        pageToken_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The `next_page_token` value returned from a previous call to
     * PartitionQuery that may be used to get an additional set of results.
     * There are no ordering guarantees between sets of results. Thus, using
     * multiple sets of results will require merging the different result sets.
     * For example, two subsequent calls using a page_token may return:
     *  * cursor B, cursor M, cursor Q
     *  * cursor A, cursor U, cursor W
     * To obtain a complete result set ordered with respect to the results of the
     * query supplied to PartitionQuery, the results sets should be merged:
     * cursor A, cursor B, cursor M, cursor Q, cursor U, cursor W
     * </pre>
     *
     * <code>string page_token = 4;</code>
     *
     * @return The bytes for pageToken.
     */
    public com.google.protobuf.ByteString getPageTokenBytes() {
      java.lang.Object ref = pageToken_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        pageToken_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The `next_page_token` value returned from a previous call to
     * PartitionQuery that may be used to get an additional set of results.
     * There are no ordering guarantees between sets of results. Thus, using
     * multiple sets of results will require merging the different result sets.
     * For example, two subsequent calls using a page_token may return:
     *  * cursor B, cursor M, cursor Q
     *  * cursor A, cursor U, cursor W
     * To obtain a complete result set ordered with respect to the results of the
     * query supplied to PartitionQuery, the results sets should be merged:
     * cursor A, cursor B, cursor M, cursor Q, cursor U, cursor W
     * </pre>
     *
     * <code>string page_token = 4;</code>
     *
     * @param value The pageToken to set.
     * @return This builder for chaining.
     */
    public Builder setPageToken(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }

      pageToken_ = value;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The `next_page_token` value returned from a previous call to
     * PartitionQuery that may be used to get an additional set of results.
     * There are no ordering guarantees between sets of results. Thus, using
     * multiple sets of results will require merging the different result sets.
     * For example, two subsequent calls using a page_token may return:
     *  * cursor B, cursor M, cursor Q
     *  * cursor A, cursor U, cursor W
     * To obtain a complete result set ordered with respect to the results of the
     * query supplied to PartitionQuery, the results sets should be merged:
     * cursor A, cursor B, cursor M, cursor Q, cursor U, cursor W
     * </pre>
     *
     * <code>string page_token = 4;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearPageToken() {

      pageToken_ = getDefaultInstance().getPageToken();
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The `next_page_token` value returned from a previous call to
     * PartitionQuery that may be used to get an additional set of results.
     * There are no ordering guarantees between sets of results. Thus, using
     * multiple sets of results will require merging the different result sets.
     * For example, two subsequent calls using a page_token may return:
     *  * cursor B, cursor M, cursor Q
     *  * cursor A, cursor U, cursor W
     * To obtain a complete result set ordered with respect to the results of the
     * query supplied to PartitionQuery, the results sets should be merged:
     * cursor A, cursor B, cursor M, cursor Q, cursor U, cursor W
     * </pre>
     *
     * <code>string page_token = 4;</code>
     *
     * @param value The bytes for pageToken to set.
     * @return This builder for chaining.
     */
    public Builder setPageTokenBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);

      pageToken_ = value;
      onChanged();
      return this;
    }

    private int pageSize_;
    /**
     *
     *
     * <pre>
     * The maximum number of partitions to return in this call, subject to
     * `partition_count`.
     * For example, if `partition_count` = 10 and `page_size` = 8, the first call
     * to PartitionQuery will return up to 8 partitions and a `next_page_token`
     * if more results exist. A second call to PartitionQuery will return up to
     * 2 partitions, to complete the total of 10 specified in `partition_count`.
     * </pre>
     *
     * <code>int32 page_size = 5;</code>
     *
     * @return The pageSize.
     */
    @java.lang.Override
    public int getPageSize() {
      return pageSize_;
    }
    /**
     *
     *
     * <pre>
     * The maximum number of partitions to return in this call, subject to
     * `partition_count`.
     * For example, if `partition_count` = 10 and `page_size` = 8, the first call
     * to PartitionQuery will return up to 8 partitions and a `next_page_token`
     * if more results exist. A second call to PartitionQuery will return up to
     * 2 partitions, to complete the total of 10 specified in `partition_count`.
     * </pre>
     *
     * <code>int32 page_size = 5;</code>
     *
     * @param value The pageSize to set.
     * @return This builder for chaining.
     */
    public Builder setPageSize(int value) {

      pageSize_ = value;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The maximum number of partitions to return in this call, subject to
     * `partition_count`.
     * For example, if `partition_count` = 10 and `page_size` = 8, the first call
     * to PartitionQuery will return up to 8 partitions and a `next_page_token`
     * if more results exist. A second call to PartitionQuery will return up to
     * 2 partitions, to complete the total of 10 specified in `partition_count`.
     * </pre>
     *
     * <code>int32 page_size = 5;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearPageSize() {

      pageSize_ = 0;
      onChanged();
      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.firestore.v1.PartitionQueryRequest)
  }

  // @@protoc_insertion_point(class_scope:google.firestore.v1.PartitionQueryRequest)
  private static final com.google.firestore.v1.PartitionQueryRequest DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.firestore.v1.PartitionQueryRequest();
  }

  public static com.google.firestore.v1.PartitionQueryRequest getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<PartitionQueryRequest> PARSER =
      new com.google.protobuf.AbstractParser<PartitionQueryRequest>() {
        @java.lang.Override
        public PartitionQueryRequest parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          return new PartitionQueryRequest(input, extensionRegistry);
        }
      };

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

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

  @java.lang.Override
  public com.google.firestore.v1.PartitionQueryRequest getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}