@java.lang.Override
  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;

    size = 0;
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(languageCode_)) {
      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, languageCode_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(displayName_)) {
      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, displayName_);
    }
    if (supportSource_ != false) {
      size += com.google.protobuf.CodedOutputStream.computeBoolSize(3, supportSource_);
    }
    if (supportTarget_ != false) {
      size += com.google.protobuf.CodedOutputStream.computeBoolSize(4, supportTarget_);
    }
    size += getUnknownFields().getSerializedSize();
    memoizedSize = size;
    return size;
  }
<pre>
Can be used as target language.
</pre>

<code>bool support_target = 4;</code>

@return The supportTarget.
java-translate/proto-google-cloud-translate-v3beta1/src/main/java/com/google/cloud/translate/v3beta1/SupportedLanguage.java