/*
 * 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/speech/v2/cloud_speech.proto

package com.google.cloud.speech.v2;

/**
 *
 *
 * <pre>
 * Word-specific information for recognized words.
 * </pre>
 *
 * Protobuf type {@code google.cloud.speech.v2.WordInfo}
 */
public final class WordInfo extends com.google.protobuf.GeneratedMessageV3
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  /**
   *
   *
   * <pre>
   * Time offset relative to the beginning of the audio,
   * and corresponding to the start of the spoken word.
   * This field is only set if
   * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
   * is `true` and only in the top hypothesis. This is an experimental feature
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   *
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  /**
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   *
   * <pre>
   * Time offset relative to the beginning of the audio,
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   * This field is only set if
   * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
   * is `true` and only in the top hypothesis. This is an experimental feature
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   *
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   *
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   * is `true` and only in the top hypothesis. This is an experimental feature
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  /**
   *
   *
   * <pre>
   * Time offset relative to the beginning of the audio,
   * and corresponding to the end of the spoken word.
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   * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
   * is `true` and only in the top hypothesis. This is an experimental feature
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   *
   *
   * <pre>
   * Time offset relative to the beginning of the audio,
   * and corresponding to the end of the spoken word.
   * This field is only set if
   * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
   * is `true` and only in the top hypothesis. This is an experimental feature
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   *
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   * and corresponding to the end of the spoken word.
   * This field is only set if
   * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
   * is `true` and only in the top hypothesis. This is an experimental feature
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  /**
   *
   *
   * <pre>
   * The word corresponding to this set of information.
   * </pre>
   *
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   *
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   *
   * <pre>
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   *
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  /**
   *
   *
   * <pre>
   * The confidence estimate between 0.0 and 1.0. A higher number
   * indicates an estimated greater likelihood that the recognized words are
   * correct. This field is set only for the top alternative of a non-streaming
   * result or, of a streaming result where
   * [is_final][google.cloud.speech.v2.StreamingRecognitionResult.is_final] is
   * set to `true`. This field is not guaranteed to be accurate and users should
   * not rely on it to be always provided. The default of 0.0 is a sentinel
   * value indicating `confidence` was not set.
   * </pre>
   *
   * <code>float confidence = 4;</code>
   *
   * @return The confidence.
   */
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  }

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  /**
   *
   *
   * <pre>
   * A distinct label is assigned for every speaker within the audio. This field
   * specifies which one of those speakers was detected to have spoken this
   * word. `speaker_label` is set if
   * [SpeakerDiarizationConfig][google.cloud.speech.v2.SpeakerDiarizationConfig]
   * is given and only in the top alternative.
   * </pre>
   *
   * <code>string speaker_label = 6;</code>
   *
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   */
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   *
   *
   * <pre>
   * A distinct label is assigned for every speaker within the audio. This field
   * specifies which one of those speakers was detected to have spoken this
   * word. `speaker_label` is set if
   * [SpeakerDiarizationConfig][google.cloud.speech.v2.SpeakerDiarizationConfig]
   * is given and only in the top alternative.
   * </pre>
   *
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  /**
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   *
   * Protobuf type {@code google.cloud.speech.v2.WordInfo}
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                break;
              } // case 50
            default:
              {
                if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                  done = true; // was an endgroup tag
                }
                break;
              } // default:
          } // switch (tag)
        } // while (!done)
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.unwrapIOException();
      } finally {
        onChanged();
      } // finally
      return this;
    }

    private int bitField0_;

    private com.google.protobuf.Duration startOffset_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration,
            com.google.protobuf.Duration.Builder,
            com.google.protobuf.DurationOrBuilder>
        startOffsetBuilder_;
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     *
     * @return Whether the startOffset field is set.
     */
    public boolean hasStartOffset() {
      return ((bitField0_ & 0x00000001) != 0);
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     *
     * @return The startOffset.
     */
    public com.google.protobuf.Duration getStartOffset() {
      if (startOffsetBuilder_ == null) {
        return startOffset_ == null
            ? com.google.protobuf.Duration.getDefaultInstance()
            : startOffset_;
      } else {
        return startOffsetBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     */
    public Builder setStartOffset(com.google.protobuf.Duration value) {
      if (startOffsetBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        startOffset_ = value;
      } else {
        startOffsetBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     */
    public Builder setStartOffset(com.google.protobuf.Duration.Builder builderForValue) {
      if (startOffsetBuilder_ == null) {
        startOffset_ = builderForValue.build();
      } else {
        startOffsetBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     */
    public Builder mergeStartOffset(com.google.protobuf.Duration value) {
      if (startOffsetBuilder_ == null) {
        if (((bitField0_ & 0x00000001) != 0)
            && startOffset_ != null
            && startOffset_ != com.google.protobuf.Duration.getDefaultInstance()) {
          getStartOffsetBuilder().mergeFrom(value);
        } else {
          startOffset_ = value;
        }
      } else {
        startOffsetBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     */
    public Builder clearStartOffset() {
      bitField0_ = (bitField0_ & ~0x00000001);
      startOffset_ = null;
      if (startOffsetBuilder_ != null) {
        startOffsetBuilder_.dispose();
        startOffsetBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     */
    public com.google.protobuf.Duration.Builder getStartOffsetBuilder() {
      bitField0_ |= 0x00000001;
      onChanged();
      return getStartOffsetFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     */
    public com.google.protobuf.DurationOrBuilder getStartOffsetOrBuilder() {
      if (startOffsetBuilder_ != null) {
        return startOffsetBuilder_.getMessageOrBuilder();
      } else {
        return startOffset_ == null
            ? com.google.protobuf.Duration.getDefaultInstance()
            : startOffset_;
      }
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the start of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration start_offset = 1;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration,
            com.google.protobuf.Duration.Builder,
            com.google.protobuf.DurationOrBuilder>
        getStartOffsetFieldBuilder() {
      if (startOffsetBuilder_ == null) {
        startOffsetBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>(
                getStartOffset(), getParentForChildren(), isClean());
        startOffset_ = null;
      }
      return startOffsetBuilder_;
    }

    private com.google.protobuf.Duration endOffset_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration,
            com.google.protobuf.Duration.Builder,
            com.google.protobuf.DurationOrBuilder>
        endOffsetBuilder_;
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     *
     * @return Whether the endOffset field is set.
     */
    public boolean hasEndOffset() {
      return ((bitField0_ & 0x00000002) != 0);
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     *
     * @return The endOffset.
     */
    public com.google.protobuf.Duration getEndOffset() {
      if (endOffsetBuilder_ == null) {
        return endOffset_ == null ? com.google.protobuf.Duration.getDefaultInstance() : endOffset_;
      } else {
        return endOffsetBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     */
    public Builder setEndOffset(com.google.protobuf.Duration value) {
      if (endOffsetBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        endOffset_ = value;
      } else {
        endOffsetBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     */
    public Builder setEndOffset(com.google.protobuf.Duration.Builder builderForValue) {
      if (endOffsetBuilder_ == null) {
        endOffset_ = builderForValue.build();
      } else {
        endOffsetBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     */
    public Builder mergeEndOffset(com.google.protobuf.Duration value) {
      if (endOffsetBuilder_ == null) {
        if (((bitField0_ & 0x00000002) != 0)
            && endOffset_ != null
            && endOffset_ != com.google.protobuf.Duration.getDefaultInstance()) {
          getEndOffsetBuilder().mergeFrom(value);
        } else {
          endOffset_ = value;
        }
      } else {
        endOffsetBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     */
    public Builder clearEndOffset() {
      bitField0_ = (bitField0_ & ~0x00000002);
      endOffset_ = null;
      if (endOffsetBuilder_ != null) {
        endOffsetBuilder_.dispose();
        endOffsetBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     */
    public com.google.protobuf.Duration.Builder getEndOffsetBuilder() {
      bitField0_ |= 0x00000002;
      onChanged();
      return getEndOffsetFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     */
    public com.google.protobuf.DurationOrBuilder getEndOffsetOrBuilder() {
      if (endOffsetBuilder_ != null) {
        return endOffsetBuilder_.getMessageOrBuilder();
      } else {
        return endOffset_ == null ? com.google.protobuf.Duration.getDefaultInstance() : endOffset_;
      }
    }
    /**
     *
     *
     * <pre>
     * Time offset relative to the beginning of the audio,
     * and corresponding to the end of the spoken word.
     * This field is only set if
     * [enable_word_time_offsets][google.cloud.speech.v2.RecognitionFeatures.enable_word_time_offsets]
     * is `true` and only in the top hypothesis. This is an experimental feature
     * and the accuracy of the time offset can vary.
     * </pre>
     *
     * <code>.google.protobuf.Duration end_offset = 2;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration,
            com.google.protobuf.Duration.Builder,
            com.google.protobuf.DurationOrBuilder>
        getEndOffsetFieldBuilder() {
      if (endOffsetBuilder_ == null) {
        endOffsetBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>(
                getEndOffset(), getParentForChildren(), isClean());
        endOffset_ = null;
      }
      return endOffsetBuilder_;
    }

    private java.lang.Object word_ = "";
    /**
     *
     *
     * <pre>
     * The word corresponding to this set of information.
     * </pre>
     *
     * <code>string word = 3;</code>
     *
     * @return The word.
     */
    public java.lang.String getWord() {
      java.lang.Object ref = word_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        word_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The word corresponding to this set of information.
     * </pre>
     *
     * <code>string word = 3;</code>
     *
     * @return The bytes for word.
     */
    public com.google.protobuf.ByteString getWordBytes() {
      java.lang.Object ref = word_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        word_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The word corresponding to this set of information.
     * </pre>
     *
     * <code>string word = 3;</code>
     *
     * @param value The word to set.
     * @return This builder for chaining.
     */
    public Builder setWord(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      word_ = value;
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The word corresponding to this set of information.
     * </pre>
     *
     * <code>string word = 3;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearWord() {
      word_ = getDefaultInstance().getWord();
      bitField0_ = (bitField0_ & ~0x00000004);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The word corresponding to this set of information.
     * </pre>
     *
     * <code>string word = 3;</code>
     *
     * @param value The bytes for word to set.
     * @return This builder for chaining.
     */
    public Builder setWordBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      word_ = value;
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }

    private float confidence_;
    /**
     *
     *
     * <pre>
     * The confidence estimate between 0.0 and 1.0. A higher number
     * indicates an estimated greater likelihood that the recognized words are
     * correct. This field is set only for the top alternative of a non-streaming
     * result or, of a streaming result where
     * [is_final][google.cloud.speech.v2.StreamingRecognitionResult.is_final] is
     * set to `true`. This field is not guaranteed to be accurate and users should
     * not rely on it to be always provided. The default of 0.0 is a sentinel
     * value indicating `confidence` was not set.
     * </pre>
     *
     * <code>float confidence = 4;</code>
     *
     * @return The confidence.
     */
    @java.lang.Override
    public float getConfidence() {
      return confidence_;
    }
    /**
     *
     *
     * <pre>
     * The confidence estimate between 0.0 and 1.0. A higher number
     * indicates an estimated greater likelihood that the recognized words are
     * correct. This field is set only for the top alternative of a non-streaming
     * result or, of a streaming result where
     * [is_final][google.cloud.speech.v2.StreamingRecognitionResult.is_final] is
     * set to `true`. This field is not guaranteed to be accurate and users should
     * not rely on it to be always provided. The default of 0.0 is a sentinel
     * value indicating `confidence` was not set.
     * </pre>
     *
     * <code>float confidence = 4;</code>
     *
     * @param value The confidence to set.
     * @return This builder for chaining.
     */
    public Builder setConfidence(float value) {

      confidence_ = value;
      bitField0_ |= 0x00000008;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The confidence estimate between 0.0 and 1.0. A higher number
     * indicates an estimated greater likelihood that the recognized words are
     * correct. This field is set only for the top alternative of a non-streaming
     * result or, of a streaming result where
     * [is_final][google.cloud.speech.v2.StreamingRecognitionResult.is_final] is
     * set to `true`. This field is not guaranteed to be accurate and users should
     * not rely on it to be always provided. The default of 0.0 is a sentinel
     * value indicating `confidence` was not set.
     * </pre>
     *
     * <code>float confidence = 4;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearConfidence() {
      bitField0_ = (bitField0_ & ~0x00000008);
      confidence_ = 0F;
      onChanged();
      return this;
    }

    private java.lang.Object speakerLabel_ = "";
    /**
     *
     *
     * <pre>
     * A distinct label is assigned for every speaker within the audio. This field
     * specifies which one of those speakers was detected to have spoken this
     * word. `speaker_label` is set if
     * [SpeakerDiarizationConfig][google.cloud.speech.v2.SpeakerDiarizationConfig]
     * is given and only in the top alternative.
     * </pre>
     *
     * <code>string speaker_label = 6;</code>
     *
     * @return The speakerLabel.
     */
    public java.lang.String getSpeakerLabel() {
      java.lang.Object ref = speakerLabel_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        speakerLabel_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * A distinct label is assigned for every speaker within the audio. This field
     * specifies which one of those speakers was detected to have spoken this
     * word. `speaker_label` is set if
     * [SpeakerDiarizationConfig][google.cloud.speech.v2.SpeakerDiarizationConfig]
     * is given and only in the top alternative.
     * </pre>
     *
     * <code>string speaker_label = 6;</code>
     *
     * @return The bytes for speakerLabel.
     */
    public com.google.protobuf.ByteString getSpeakerLabelBytes() {
      java.lang.Object ref = speakerLabel_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        speakerLabel_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * A distinct label is assigned for every speaker within the audio. This field
     * specifies which one of those speakers was detected to have spoken this
     * word. `speaker_label` is set if
     * [SpeakerDiarizationConfig][google.cloud.speech.v2.SpeakerDiarizationConfig]
     * is given and only in the top alternative.
     * </pre>
     *
     * <code>string speaker_label = 6;</code>
     *
     * @param value The speakerLabel to set.
     * @return This builder for chaining.
     */
    public Builder setSpeakerLabel(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      speakerLabel_ = value;
      bitField0_ |= 0x00000010;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A distinct label is assigned for every speaker within the audio. This field
     * specifies which one of those speakers was detected to have spoken this
     * word. `speaker_label` is set if
     * [SpeakerDiarizationConfig][google.cloud.speech.v2.SpeakerDiarizationConfig]
     * is given and only in the top alternative.
     * </pre>
     *
     * <code>string speaker_label = 6;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearSpeakerLabel() {
      speakerLabel_ = getDefaultInstance().getSpeakerLabel();
      bitField0_ = (bitField0_ & ~0x00000010);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A distinct label is assigned for every speaker within the audio. This field
     * specifies which one of those speakers was detected to have spoken this
     * word. `speaker_label` is set if
     * [SpeakerDiarizationConfig][google.cloud.speech.v2.SpeakerDiarizationConfig]
     * is given and only in the top alternative.
     * </pre>
     *
     * <code>string speaker_label = 6;</code>
     *
     * @param value The bytes for speakerLabel to set.
     * @return This builder for chaining.
     */
    public Builder setSpeakerLabelBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      speakerLabel_ = value;
      bitField0_ |= 0x00000010;
      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.cloud.speech.v2.WordInfo)
  }

  // @@protoc_insertion_point(class_scope:google.cloud.speech.v2.WordInfo)
  private static final com.google.cloud.speech.v2.WordInfo DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.cloud.speech.v2.WordInfo();
  }

  public static com.google.cloud.speech.v2.WordInfo getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

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

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

  @java.lang.Override
  public com.google.cloud.speech.v2.WordInfo getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}
