@Override
  public int hashCode() {
    int hashCode = 1;

    hashCode = hashCode * 8191 + ((isSetOperationId()) ? 131071 : 524287);
    if (isSetOperationId())
      hashCode = hashCode * 8191 + operationId.hashCode();

    hashCode = hashCode * 8191 + ((isSetOperationType()) ? 131071 : 524287);
    if (isSetOperationType())
      hashCode = hashCode * 8191 + operationType.getValue();

    hashCode = hashCode * 8191 + ((hasResultSet) ? 131071 : 524287);

    hashCode = hashCode * 8191 + ((isSetModifiedRowCount()) ? 131071 : 524287);
    if (isSetModifiedRowCount())
      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(modifiedRowCount);

    return hashCode;
  }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
service-rpc/src/gen/thrift/gen-javabean/org/apache/hive/service/rpc/thrift/TOperationHandle.java