| | | 1 | | using System; |
| | | 2 | | using System.Threading; |
| | | 3 | | |
| | | 4 | | namespace DCL.Tasks |
| | | 5 | | { |
| | | 6 | | public static class CancellationTokenExtensions |
| | | 7 | | { |
| | | 8 | | public static CancellationTokenSource SafeRestart(this CancellationTokenSource cancellationToken) |
| | | 9 | | { |
| | | 10 | | try |
| | | 11 | | { |
| | 87 | 12 | | cancellationToken?.Cancel(); |
| | 87 | 13 | | cancellationToken?.Dispose(); |
| | 87 | 14 | | } |
| | 0 | 15 | | catch (ObjectDisposedException) |
| | | 16 | | { |
| | | 17 | | // ignore |
| | 0 | 18 | | } |
| | | 19 | | |
| | 87 | 20 | | return new CancellationTokenSource(); |
| | | 21 | | } |
| | | 22 | | |
| | | 23 | | public static CancellationTokenSource SafeRestartLinked(this CancellationTokenSource cancellationToken, |
| | | 24 | | params CancellationToken[] cancellationTokens) |
| | | 25 | | { |
| | | 26 | | try |
| | | 27 | | { |
| | 6 | 28 | | cancellationToken?.Cancel(); |
| | 6 | 29 | | cancellationToken?.Dispose(); |
| | 6 | 30 | | } |
| | 0 | 31 | | catch (ObjectDisposedException) |
| | | 32 | | { |
| | | 33 | | // ignore |
| | 0 | 34 | | } |
| | | 35 | | |
| | 6 | 36 | | return CancellationTokenSource.CreateLinkedTokenSource(cancellationTokens); |
| | | 37 | | } |
| | | 38 | | |
| | | 39 | | public static void SafeCancelAndDispose(this CancellationTokenSource cancellationToken) |
| | | 40 | | { |
| | | 41 | | try |
| | | 42 | | { |
| | 75 | 43 | | cancellationToken?.Cancel(); |
| | 72 | 44 | | cancellationToken?.Dispose(); |
| | 72 | 45 | | } |
| | 3 | 46 | | catch (ObjectDisposedException) |
| | | 47 | | { |
| | | 48 | | // ignore |
| | 3 | 49 | | } |
| | 75 | 50 | | } |
| | | 51 | | } |
| | | 52 | | } |