public Builder setLanguages(
        com.google.cloud.speech.v2.LanguageMetadata.Builder builderForValue) {
      if (languagesBuilder_ == null) {
        languages_ = builderForValue.build();
      } else {
        languagesBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
<pre>
Information about available locales, models, and features represented in
the hierarchical structure of locales -&gt; models -&gt; features
</pre>

<code>.google.cloud.speech.v2.LanguageMetadata languages = 1;</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/LocationsMetadata.java