private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.speech.v1.CustomClass.ClassItem,
            com.google.cloud.speech.v1.CustomClass.ClassItem.Builder,
            com.google.cloud.speech.v1.CustomClass.ClassItemOrBuilder>
        getItemsFieldBuilder() {
      if (itemsBuilder_ == null) {
        itemsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.speech.v1.CustomClass.ClassItem,
                com.google.cloud.speech.v1.CustomClass.ClassItem.Builder,
                com.google.cloud.speech.v1.CustomClass.ClassItemOrBuilder>(
                items_, ((bitField0_ & 0x00000004) != 0), getParentForChildren(), isClean());
        items_ = null;
      }
      return itemsBuilder_;
    }
<pre>
A collection of class items.
</pre>

<code>repeated .google.cloud.speech.v1.CustomClass.ClassItem items = 3;</code>
java-speech/proto-google-cloud-speech-v1/src/main/java/com/google/cloud/speech/v1/CustomClass.java