source: branches/2839_HiveProjectManagement/HeuristicLab.Common/3.3/AsyncHelper.cs @ 16057

Last change on this file since 16057 was 16057, checked in by jkarder, 15 months ago

#2839:

File size: 1.6 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23using System.Runtime.ExceptionServices;
24using System.Threading;
25using System.Threading.Tasks;
26
27namespace HeuristicLab.Common {
28  public static class AsyncHelper {
29    public static async Task DoAsync(Action<CancellationToken> startAction, CancellationToken cancellationToken) {
30      try {
31        await Task.Factory.StartNew(
32          ct => startAction((CancellationToken)ct),
33          cancellationToken,
34          cancellationToken,
35          TaskCreationOptions.DenyChildAttach | TaskCreationOptions.LongRunning,
36          TaskScheduler.Default);
37      } catch (OperationCanceledException) {
38      } catch (AggregateException ae) {
39        ae.FlattenAndHandle(new[] { typeof(OperationCanceledException) }, e => ExceptionDispatchInfo.Capture(e).Throw());
40      }
41    }
42  }
43}
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