public com.google.cloud.speech.v2.LanguageMetadataOrBuilder getLanguagesOrBuilder() {
      if (languagesBuilder_ != null) {
        return languagesBuilder_.getMessageOrBuilder();
      } else {
        return languages_ == null
            ? com.google.cloud.speech.v2.LanguageMetadata.getDefaultInstance()
            : languages_;
      }
    }
<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