implab/ImplabNet Files · Implab/FuncChainTask.cs

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

Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler Any unhandled OperationCanceledException will cause the promise cancelation

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r187:dd4a3590f9c6 ref20160224


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             FuncChainTask.cs
        
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      using System;

      namespace Implab {

          public class FuncChainTask<TResult> : FuncChainTaskBase<TResult>, IDeferred {

              readonly Func<IPromise<TResult>> m_task;

              public FuncChainTask(Func<IPromise<TResult>> task, Func<Exception, IPromise<TResult>> error, Func<Exception, IPromise<TResult>> cancel, bool autoCancellable)

                  : base(error, cancel, autoCancellable) {

                  m_task = task;

              }

              public void Resolve() {

                  if (m_task != null && LockCancelation()) {

                      try {

                          var operation = m_task();

                          operation.On(SetResult, HandleErrorInternal, HandleCancelInternal);

                          CancellationRequested(operation.Cancel);

                      } catch (OperationCanceledException reason) {

                          HandleCancelInternal(reason);

                      } catch (Exception err) {

                          HandleErrorInternal(err);

                      }

                  }

              }

          }

      }

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				using System;

				namespace Implab {
				public class FuncChainTask<TResult> : FuncChainTaskBase<TResult>, IDeferred {
				readonly Func<IPromise<TResult>> m_task;

				public FuncChainTask(Func<IPromise<TResult>> task, Func<Exception, IPromise<TResult>> error, Func<Exception, IPromise<TResult>> cancel, bool autoCancellable)
				: base(error, cancel, autoCancellable) {
				m_task = task;
				}

				public void Resolve() {
				if (m_task != null && LockCancelation()) {
				try {
				var operation = m_task();
				operation.On(SetResult, HandleErrorInternal, HandleCancelInternal);
				CancellationRequested(operation.Cancel);
				} catch (OperationCanceledException reason) {
				HandleCancelInternal(reason);
				} catch (Exception err) {
				HandleErrorInternal(err);
				}
				}
				}
				}
				}