@Override
  public boolean isSet(_Fields field) {
    if (field == null) {
      throw new java.lang.IllegalArgumentException();
    }

    switch (field) {
    case TASK_ID:
      return isSetTaskId();
    case THREAD_ID:
      return isSetThreadId();
    case TASK_OUTPUT:
      return isSetTaskOutput();
    case ERROR_MESSAGE:
      return isSetErrorMessage();
    case SUMMARY:
      return isSetSummary();
    }
    throw new java.lang.IllegalStateException();
  }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
amoro-common/src/main/gen-java/org/apache/amoro/api/OptimizingTaskResult.java