implab/ImplabNet Files · Implab/ActionChainTaskBase.cs

Code review, added a non generic version of SyncContextPromise

koff - - Load All Authors

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             ActionChainTaskBase.cs
        
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        cin
    
RC: cancellation support for promises + tests

              r145
            
      using System;

      using System.Threading;

      namespace Implab {

        cin
    
Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...

              r187
            
          public class ActionChainTaskBase : AbstractTask {

        cin
    
RC: cancellation support for promises + tests

              r145
            
              readonly Func<Exception, IPromise> m_error;

              readonly Func<Exception, IPromise> m_cancel;

        cin
    
fixed promises cancellation

              r149
            
              protected ActionChainTaskBase(Func<Exception, IPromise> error, Func<Exception, IPromise> cancel, bool autoCancellable) {

        cin
    
RC: cancellation support for promises + tests

              r145
            
                  m_error = error;

                  m_cancel = cancel;

        cin
    
fixed promises cancellation

              r149
            
                  if (autoCancellable)

                      CancellationRequested(CancelOperation);

        cin
    
RC: cancellation support for promises + tests

              r145
            
              }

              public void Reject(Exception error) {

                  if (LockCancelation())

                      HandleErrorInternal(error);

              }

              public override void CancelOperation(Exception reason) {

        cin
    
Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...

              r187
            
                  if (LockCancelation())

                      // отмена вызвана до начала выполнения задачи

                      HandleCancelInternal(reason);

              }

              protected void HandleCancelInternal(Exception reason) {

                  if (m_cancel != null) {

                      try {

                          // вызываем обработчик отмены

                          var p = m_cancel(reason);

                          p.On(SetResult, HandleErrorInternal, SetCancelledInternal);

                          // сообщаем асинхронной операции, что клиент уже не хочет получать результат

                          // т.е. если он инициировал отмену, задача отменилась, вызвался обрабочик отмены

                          // отбработчику сообщили, что результат уже не нужен и уже сам обработчик решает

                          // отдавать ли результат или подтвердить отмену (или вернуть ошибку).

                          CancellationRequested(p.Cancel);

                      } catch (Exception err) {

        cin
    
fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.

              r196
            
                          SetErrorInternal(err);

        cin
    
RC: cancellation support for promises + tests

              r145
            
                      }

        cin
    
Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...

              r187
            
                  } else {

        cin
    
fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.

              r196
            
                      SetCancelledInternal(reason);

        cin
    
RC: cancellation support for promises + tests

              r145
            
                  }

              }

        cin
    
Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...

              r187
            
              protected void HandleErrorInternal(Exception error) {

        cin
    
RC: cancellation support for promises + tests

              r145
            
                  if (m_error != null) {

                      try {

        cin
    
fixed promises cancellation

              r149
            
                          var p = m_error(error);

        cin
    
Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...

              r187
            
                          p.On(SetResult, SetErrorInternal, SetCancelledInternal);

        cin
    
fixed promises cancellation

              r149
            
                          CancellationRequested(p.Cancel);

                      } catch (Exception err) {

        koff
    
fixed error handling for chained actions

              r198
            
                          SetErrorInternal(err);

        cin
    
RC: cancellation support for promises + tests

              r145
            
                      }

                  } else {

        cin
    
working on cancelation and error handling

              r186
            
                      SetErrorInternal(error);

                  }

              }

        cin
    
RC: cancellation support for promises + tests

              r145
            
          }

      }

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cin RC: cancellation support for promises + tests	r145	using System;
		using System.Threading;

		namespace Implab {
cin Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...	r187	public class ActionChainTaskBase : AbstractTask {
cin RC: cancellation support for promises + tests	r145	readonly Func<Exception, IPromise> m_error;
		readonly Func<Exception, IPromise> m_cancel;

cin fixed promises cancellation	r149	protected ActionChainTaskBase(Func<Exception, IPromise> error, Func<Exception, IPromise> cancel, bool autoCancellable) {
cin RC: cancellation support for promises + tests	r145	m_error = error;
		m_cancel = cancel;
cin fixed promises cancellation	r149	if (autoCancellable)
		CancellationRequested(CancelOperation);
cin RC: cancellation support for promises + tests	r145	}

		public void Reject(Exception error) {
		if (LockCancelation())
		HandleErrorInternal(error);
		}

		public override void CancelOperation(Exception reason) {
cin Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...	r187	if (LockCancelation())
		// отмена вызвана до начала выполнения задачи
		HandleCancelInternal(reason);
		}

		protected void HandleCancelInternal(Exception reason) {
		if (m_cancel != null) {
		try {
		// вызываем обработчик отмены
		var p = m_cancel(reason);
		p.On(SetResult, HandleErrorInternal, SetCancelledInternal);
		// сообщаем асинхронной операции, что клиент уже не хочет получать результат
		// т.е. если он инициировал отмену, задача отменилась, вызвался обрабочик отмены
		// отбработчику сообщили, что результат уже не нужен и уже сам обработчик решает
		// отдавать ли результат или подтвердить отмену (или вернуть ошибку).
		CancellationRequested(p.Cancel);
		} catch (Exception err) {
cin fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.	r196	SetErrorInternal(err);
cin RC: cancellation support for promises + tests	r145	}
cin Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...	r187	} else {
cin fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.	r196	SetCancelledInternal(reason);
cin RC: cancellation support for promises + tests	r145	}
		}

cin Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...	r187	protected void HandleErrorInternal(Exception error) {
cin RC: cancellation support for promises + tests	r145	if (m_error != null) {
		try {
cin fixed promises cancellation	r149	var p = m_error(error);
cin Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...	r187	p.On(SetResult, SetErrorInternal, SetCancelledInternal);
cin fixed promises cancellation	r149	CancellationRequested(p.Cancel);
		} catch (Exception err) {
koff fixed error handling for chained actions	r198	SetErrorInternal(err);
cin RC: cancellation support for promises + tests	r145	}
		} else {
cin working on cancelation and error handling	r186	SetErrorInternal(error);
		}
		}

cin RC: cancellation support for promises + tests	r145	}
		}