public Builder mergeFrom(
        com.google.cloud.translate.v3beta1.GetSupportedLanguagesRequest other) {
      if (other
          == com.google.cloud.translate.v3beta1.GetSupportedLanguagesRequest.getDefaultInstance())
        return this;
      if (!other.getParent().isEmpty()) {
        parent_ = other.parent_;
        bitField0_ |= 0x00000001;
        onChanged();
      }
      if (!other.getDisplayLanguageCode().isEmpty()) {
        displayLanguageCode_ = other.displayLanguageCode_;
        bitField0_ |= 0x00000002;
        onChanged();
      }
      if (!other.getModel().isEmpty()) {
        model_ = other.model_;
        bitField0_ |= 0x00000004;
        onChanged();
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
The request message for discovering supported languages.
</pre>

Protobuf type {@code google.cloud.translation.v3beta1.GetSupportedLanguagesRequest}
java-translate/proto-google-cloud-translate-v3beta1/src/main/java/com/google/cloud/translate/v3beta1/GetSupportedLanguagesRequest.java