@java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + LABEL_FIELD_NUMBER;
      hash = (53 * hash) + getLabel().hashCode();
      hash = (37 * hash) + LANGUAGE_CODE_FIELD_NUMBER;
      hash = (53 * hash) + getLanguageCode().hashCode();
      hash = (29 * hash) + getUnknownFields().hashCode();
      memoizedHashCode = hash;
      return hash;
    }
<pre>
The BCP-47 language code for `label`, such as "en-US" or "sr-Latn".
For more information, see
http://www.unicode.org/reports/tr35/#Unicode_locale_identifier.
</pre>

<code>string language_code = 2;</code>

@return The bytes for languageCode.
java-vision/proto-google-cloud-vision-v1p2beta1/src/main/java/com/google/cloud/vision/v1p2beta1/WebDetection.java