Mercurial > pub > ImplabNet

annotate Implab/ActionTaskBase.cs @ 216:1e082fb67a46 v2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixed component container
author cin
date Tue, 25 Apr 2017 19:51:33 +0300
parents 40d7fed4a09e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
1 using System;
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
2
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
3 namespace Implab {
187
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
4 public class ActionTaskBase : AbstractTask {
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
5 readonly Action<Exception> m_cancel;
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
6 readonly Action<Exception> m_error;
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
7
149
eb793fbbe4ea fixed promises cancellation
cin
parents: 145
diff changeset
8 protected ActionTaskBase( Action<Exception> error, Action<Exception> cancel, bool autoCancellable) {
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
9 m_error = error;
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
10 m_cancel = cancel;
149
eb793fbbe4ea fixed promises cancellation
cin
parents: 145
diff changeset
11 if (autoCancellable)
eb793fbbe4ea fixed promises cancellation
cin
parents: 145
diff changeset
12 CancellationRequested(CancelOperation);
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
13 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
14
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
15 public void Reject(Exception error) {
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
16 Safe.ArgumentNotNull(error, "error");
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
17 if (LockCancelation())
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
18 HandleErrorInternal(error);
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
19 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
20
187
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
21 public override void CancelOperation(Exception reason) {
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
22 if (LockCancelation())
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
23 HandleCancelInternal(reason);
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
24 }
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
25
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
26 protected void HandleErrorInternal(Exception error) {
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
27 if (m_error != null) {
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
28 try {
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
29 m_error(error);
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
30 SetResult();
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
31 } catch(Exception err) {
187
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
32 SetErrorInternal(err);
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
33 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
34 } else {
187
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
35 SetErrorInternal(error);
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
36 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
37 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
38
187
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
39 protected void HandleCancelInternal(Exception error) {
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
40 if (m_cancel != null) {
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
41 try {
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
42 m_cancel(error);
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
43 SetResult();
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
44 } catch(Exception err) {
196
40d7fed4a09e fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
cin
parents: 187
diff changeset
45 SetErrorInternal(err);
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
46 }
187
dd4a3590f9c6 Reworked cancelation handling, if the cancel handler isn't specified the OperationCanceledException will be handled by the error handler
cin
parents: 149
diff changeset
47 } else {
196
40d7fed4a09e fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
cin
parents: 187
diff changeset
48 SetCancelledInternal(error);
145
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
49 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
50 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
51 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
52 }
706fccb85524 RC: cancellation support for promises + tests
cin
parents:
diff changeset
53