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r196:40d7fed4a09e default
r223:27ea7f07e2e4 merge default
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ActionChainTask.cs
34 lines | 1.5 KiB | text/x-csharp | CSharpLexer
/ Implab / ActionChainTask.cs
cin
RC: cancellation support for promises + tests
r145 using System;
namespace Implab {
public class ActionChainTask : ActionChainTaskBase, IDeferred {
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 }
}
}
}
}