private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.speech.v2.ModelFeature,
            com.google.cloud.speech.v2.ModelFeature.Builder,
            com.google.cloud.speech.v2.ModelFeatureOrBuilder>
        getModelFeatureFieldBuilder() {
      if (modelFeatureBuilder_ == null) {
        modelFeatureBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.speech.v2.ModelFeature,
                com.google.cloud.speech.v2.ModelFeature.Builder,
                com.google.cloud.speech.v2.ModelFeatureOrBuilder>(
                modelFeature_, ((bitField0_ & 0x00000001) != 0), getParentForChildren(), isClean());
        modelFeature_ = null;
      }
      return modelFeatureBuilder_;
    }
<pre>
Repeated field that contains all features of the model
</pre>

<code>repeated .google.cloud.speech.v2.ModelFeature model_feature = 1;</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/ModelFeatures.java