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

    case OPERATION_STATE:
      return getOperationState();

    case SQL_STATE:
      return getSqlState();

    case ERROR_CODE:
      return getErrorCode();

    case ERROR_MESSAGE:
      return getErrorMessage();

    case TASK_STATUS:
      return getTaskStatus();

    case OPERATION_STARTED:
      return getOperationStarted();

    case OPERATION_COMPLETED:
      return getOperationCompleted();

    case HAS_RESULT_SET:
      return isHasResultSet();

    case PROGRESS_UPDATE_RESPONSE:
      return getProgressUpdateResponse();

    case NUM_MODIFIED_ROWS:
      return getNumModifiedRows();

    }
    throw new java.lang.IllegalStateException();
  }
Returns true if field numModifiedRows is set (has been assigned a value) and false otherwise
service-rpc/src/gen/thrift/gen-javabean/org/apache/hive/service/rpc/thrift/TGetOperationStatusResp.java