private void ensureByteStreamOutputsIsMutable() {
      if (!byteStreamOutputs_.isModifiable()) {
        byteStreamOutputs_ = makeMutableCopy(byteStreamOutputs_);
      }
      bitField0_ |= 0x00000001;
    }
<pre>
A translated document message.
</pre>

Protobuf type {@code google.cloud.translation.v3.DocumentTranslation}
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/DocumentTranslation.java