@java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      if (getLanguageCodesCount() > 0) {
        hash = (37 * hash) + LANGUAGE_CODES_FIELD_NUMBER;
        hash = (53 * hash) + getLanguageCodesList().hashCode();
      }
      hash = (29 * hash) + getUnknownFields().hashCode();
      memoizedHashCode = hash;
      return hash;
    }
<pre>
The ISO-639 language code(s) for terms defined in the glossary.
All entries are unique. The list contains at least two entries.
Expected to be an exact match for GlossaryTerm.language_code.
</pre>

<code>repeated string language_codes = 1;</code>

@param index The index of the value to return.
@return The bytes of the languageCodes at the given index.
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/Glossary.java