public com.google.cloud.speech.v2.ConfigOrBuilder getConfigOrBuilder() {
      if (configBuilder_ != null) {
        return configBuilder_.getMessageOrBuilder();
      } else {
        return config_ == null ? com.google.cloud.speech.v2.Config.getDefaultInstance() : config_;
      }
    }
<pre>
Required. The config to update.

The config's `name` field is used to identify the config to be updated.
The expected format is `projects/{project}/locations/{location}/config`.
</pre>

<code>.google.cloud.speech.v2.Config config = 1 [(.google.api.field_behavior) = REQUIRED];
</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/UpdateConfigRequest.java