implab/ImplabNet Files · Implab/ActionChainTask.cs

working on promises

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

              r145
            
      using System;

      namespace Implab {

        cin
    
working on promises

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          public class ActionChainTask : ActionChainTaskBase, IResolvable {

        cin
    
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              readonly Func<IPromise> m_task;

        cin
    
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              /// <summary>

              /// Initializes a new instance of the <see cref="Implab.ActionChainTask"/> class.

              /// </summary>

              /// <param name="task">The operation which will be performed when the <see cref="Resolve()"/> is called.</param>

              /// <param name="error">The error handler which will invoke when the <see cref="Reject(Exception)"/> is called or when the task fails with an error.</param>

              /// <param name="cancel">The cancellation handler.</param>

              /// <param name="autoCancellable">If set to <c>true</c> will automatically accept

              ///  all cancel requests before the task is started with <see cref="Resolve()"/>,

              /// after that all requests are directed to the task.</param>

        cin
    
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              public ActionChainTask(Func<IPromise> task, Func<Exception, IPromise> error, Func<Exception, IPromise> cancel, bool autoCancellable) : base(error,cancel, autoCancellable) {

        cin
    
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                  m_task = task;

              }

              public void Resolve() {

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

                      try {

        cin
    
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                          var p = m_task();

        cin
    
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                          p.On(SetResult, HandleErrorInternal, HandleCancelInternal);

        cin
    
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                          CancellationRequested(p.Cancel);

        cin
    
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                      } catch(Exception err) {

        cin
    
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                          SetErrorInternal(err);

        cin
    
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                      }

                  }

              }

          }

      }

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

		namespace Implab {
cin working on promises	r244	public class ActionChainTask : ActionChainTaskBase, IResolvable {
cin RC: cancellation support for promises + tests	r145	readonly Func<IPromise> m_task;

cin runnable component, work in progress	r185	/// <summary>
		/// Initializes a new instance of the <see cref="Implab.ActionChainTask"/> class.
		/// </summary>
		/// <param name="task">The operation which will be performed when the <see cref="Resolve()"/> is called.</param>
		/// <param name="error">The error handler which will invoke when the <see cref="Reject(Exception)"/> is called or when the task fails with an error.</param>
		/// <param name="cancel">The cancellation handler.</param>
		/// <param name="autoCancellable">If set to <c>true</c> will automatically accept
		/// all cancel requests before the task is started with <see cref="Resolve()"/>,
		/// after that all requests are directed to the task.</param>
cin fixed promises cancellation	r149	public ActionChainTask(Func<IPromise> task, Func<Exception, IPromise> error, Func<Exception, IPromise> cancel, bool autoCancellable) : base(error,cancel, autoCancellable) {
cin RC: cancellation support for promises + tests	r145	m_task = task;
		}

		public void Resolve() {
		if (m_task != null && LockCancelation()) {
		try {
cin fixed promises cancellation	r149	var p = m_task();
cin Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler...	r187	p.On(SetResult, HandleErrorInternal, HandleCancelInternal);
cin fixed promises cancellation	r149	CancellationRequested(p.Cancel);
cin RC: cancellation support for promises + tests	r145	} 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	}
		}
		}

		}
		}