@org.apache.thrift.annotation.Nullable
  public java.lang.Object getFieldValue(_Fields field) {
    switch (field) {
    case EVENT_ID:
      return getEventId();

    case EVENT_TIME:
      return getEventTime();

    case EVENT_TYPE:
      return getEventType();

    case DB_NAME:
      return getDbName();

    case TABLE_NAME:
      return getTableName();

    case MESSAGE:
      return getMessage();

    case MESSAGE_FORMAT:
      return getMessageFormat();

    case CAT_NAME:
      return getCatName();

    }
    throw new java.lang.IllegalStateException();
  }
Returns true if field catName is set (has been assigned a value) and false otherwise
standalone-metastore/metastore-common/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/NotificationEvent.java