Here are the examples of the csharp api class System.Threading.CancellationTokenSource.CreateLinkedTokenSource(System.Threading.CancellationToken, System.Threading.CancellationToken) taken from open source projects. By voting up you can indicate which examples are most useful and appropriate.
107 Examples
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1. Example
Project: Discord.Net
Source File: DefaultRestClient.cs
Source File: DefaultRestClient.cs
private async Task<RestResponse> SendInternalAsync(HttpRequestMessage request, CancellationToken cancelToken, bool headerOnly) { cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_cancelToken, cancelToken).Token; HttpResponseMessage response = await _client.SendAsync(request, cancelToken).ConfigureAwait(false); var headers = response.Headers.ToDictionary(x => x.Key, x => x.Value.FirstOrDefault(), StringComparer.OrdinalIgnoreCase); var stream = !headerOnly ? await response.Content.ReadAsStreamAsync().ConfigureAwait(false) : null; return new RestResponse(response.StatusCode, headers, stream); }
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2. Example
Project: Foundatio
Source File: QueueBase.cs
Source File: QueueBase.cs
protected CancellationToken GetLinkedDisposableCanncellationToken(CancellationToken cancellationToken) { if (cancellationToken.IsCancellationRequested) return cancellationToken; return CancellationTokenSource.CreateLinkedTokenSource(_queueDisposedCancellationTokenSource.Token, cancellationToken).Token; }
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3. Example
Project: google-cloud-dotnet
Source File: Transaction.cs
Source File: Transaction.cs
private CancellationToken GetEffectiveCancellationToken(CancellationToken other) => !CancellationToken.CanBeCanceled ? other : !other.CanBeCanceled ? CancellationToken : CancellationTokenSource.CreateLinkedTokenSource(CancellationToken, other).Token;
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4. Example
Project: redfoxmq
Source File: InProcSocket.cs
Source File: InProcSocket.cs
public MessageFrame Read(CancellationToken cancellationToken) { using (var cts = CancellationTokenSource.CreateLinkedTokenSource(_cancellationToken, cancellationToken)) { return _readStream.Dequeue(cts.Token); } }
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5. Example
Project: IFramework
Source File: CommandBus.cs
Source File: CommandBus.cs
protected IFramework.Message.MessageState BuildMessageState(IMessageContext messageContext, CancellationToken cancellationToken) { var pendingRequestsCts = new CancellationTokenSource(); CancellationTokenSource linkedCts = CancellationTokenSource .CreateLinkedTokenSource(cancellationToken, pendingRequestsCts.Token); cancellationToken = linkedCts.Token; var source = new TaskCompletionSource<object>(); var state = new IFramework.Message.MessageState { MessageID = messageContext.MessageID, TaskCompletionSource = source, CancellationToken = cancellationToken, MessageContext = messageContext }; return state; }
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6. Example
Project: IFramework
Source File: CommandBus.cs
Source File: CommandBus.cs
protected IFramework.Message.MessageState BuildMessageState(IMessageContext messageContext, CancellationToken cancellationToken) { var pendingRequestsCts = new CancellationTokenSource(); CancellationTokenSource linkedCts = CancellationTokenSource .CreateLinkedTokenSource(cancellationToken, pendingRequestsCts.Token); cancellationToken = linkedCts.Token; var source = new TaskCompletionSource<object>(); var state = new IFramework.Message.MessageState { MessageID = messageContext.MessageID, TaskCompletionSource = source, CancellationToken = cancellationToken, MessageContext = messageContext }; return state; }
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7. Example
Project: IFramework
Source File: CommandBus.cs
Source File: CommandBus.cs
protected MessageState BuildMessageState(IMessageContext messageContext, CancellationToken cancellationToken) { var pendingRequestsCts = new CancellationTokenSource(); CancellationTokenSource linkedCts = CancellationTokenSource .CreateLinkedTokenSource(cancellationToken, pendingRequestsCts.Token); cancellationToken = linkedCts.Token; var source = new TaskCompletionSource<object>(); var state = new MessageState { MessageID = messageContext.MessageID, TaskCompletionSource = source, CancellationToken = cancellationToken, MessageContext = messageContext }; return state; }
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8. Example
Project: octokit.net
Source File: HttpClientAdapter.cs
Source File: HttpClientAdapter.cs
[SuppressMessage("Microsoft.Reliability", "CA2000:Dispose objects before losing scope")] static CancellationToken GetCancellationTokenForRequest(IRequest request, CancellationToken cancellationToken) { var cancellationTokenForRequest = cancellationToken; if (request.Timeout != TimeSpan.Zero) { var timeoutCancellation = new CancellationTokenSource(request.Timeout); var unifiedCancellationToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, timeoutCancellation.Token); cancellationTokenForRequest = unifiedCancellationToken.Token; } return cancellationTokenForRequest; }
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9. Example
Project: Discord.Net
Source File: UnstableUdpClient.cs
Source File: UnstableUdpClient.cs
public void SetCancelToken(CancellationToken cancelToken) { _parentToken = cancelToken; _cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_parentToken, _cancelTokenSource.Token).Token; }
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10. Example
Project: Discord.Net
Source File: UnstableWebSocketClient.cs
Source File: UnstableWebSocketClient.cs
public void SetCancelToken(CancellationToken cancelToken) { _parentToken = cancelToken; _cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_parentToken, _cancelTokenSource.Token).Token; }
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11. Example
Project: Discord.Net
Source File: WS4NetClient.cs
Source File: WS4NetClient.cs
public void SetCancelToken(CancellationToken cancelToken) { _parentToken = cancelToken; _cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_parentToken, _cancelTokenSource.Token).Token; }
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12. Example
Project: Discord.Net
Source File: CachedRestClient.cs
Source File: CachedRestClient.cs
public void SetCancelToken(CancellationToken cancelToken) { _parentToken = cancelToken; _cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_parentToken, _cancelTokenSource.Token).Token; }
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13. Example
Project: SmartStoreNET
Source File: AsyncRunner.cs
Source File: AsyncRunner.cs
public CancellationTokenSource CreateCompositeCancellationTokenSource(CancellationToken userCancellationToken) { if (userCancellationToken == CancellationToken.None) { return _shutdownCancellationTokenSource; } return CancellationTokenSource.CreateLinkedTokenSource(_shutdownCancellationTokenSource.Token, userCancellationToken); }
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14. Example
Project: plexus-interop
Source File: InvocationSendProcessor.cs
Source File: InvocationSendProcessor.cs
public Task<bool> WaitWriteAvailableAsync(CancellationToken cancellationToken = default) { using (var cancellation = CancellationTokenSource.CreateLinkedTokenSource(CancellationToken, cancellationToken)) { return _buffer.WaitWriteAvailableAsync(cancellation.Token); } }
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15. Example
Project: lime-csharp
Source File: WebSocketTransport.cs
Source File: WebSocketTransport.cs
public override async Task<Envelope> ReceiveAsync(CancellationToken cancellationToken) { if (WebSocket.State != WebSocketState.Open || _listenerTask == null) { throw new InvalidOperationException("The connection was not initialized. Call OpenAsync first."); } if (_listenerTask.IsCompleted) { // Awaits the listener task to throw any exception to the caller await _listenerTask.WithCancellation(cancellationToken).ConfigureAwait(false); throw new InvalidOperationException("The listener task is completed"); } using ( var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, _listenerCts.Token)) { return await _receivedEnvelopeBufferBlock.ReceiveAsync(linkedCts.Token).ConfigureAwait(false); } }
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16. Example
Project: lime-csharp
Source File: WebSocketTransportListener.cs
Source File: WebSocketTransportListener.cs
public async Task<ITransport> AcceptTransportAsync(CancellationToken cancellationToken) { if (_acceptTransportTask == null) throw new InvalidOperationException("The listener is not active"); if (_acceptTransportTask.IsCompleted) { await _acceptTransportTask.WithCancellation(cancellationToken).ConfigureAwait(false); throw new InvalidOperationException("The listener task is completed"); } using ( var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, _acceptTransportCts.Token)) { return await _transportBufferBufferBlock.ReceiveAsync(linkedCts.Token).ConfigureAwait(false); } }
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17. Example
Project: WebAPIDoodle
Source File: HttpControllerHandler.cs
Source File: HttpControllerHandler.cs
public override Task ProcessRequestAsync(HttpContext context) { CancellationTokenSource cancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource( context.Request.TimedOutToken, context.Response.ClientDisconnectedToken); CancellationToken cancellationToken = cancellationTokenSource.Token; throw new NotImplementedException(); }
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18. Example
Project: WCell
Source File: CancellationTokenExtensions.cs
Source File: CancellationTokenExtensions.cs
public static CancellationTokenSource CreateLinkedSource(this CancellationToken token) { return CancellationTokenSource.CreateLinkedTokenSource(token, new CancellationToken()); }
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19. Example
Project: xamarin-bluetooth-le
Source File: DeviceBase.cs
Source File: DeviceBase.cs
public static CancellationTokenSource GetCombinedSource(this ICancellationMaster cancellationMaster, CancellationToken token) { return CancellationTokenSource.CreateLinkedTokenSource(cancellationMaster.TokenSource.Token, token); }
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20. Example
Project: XamarinComponents
Source File: DownloadUtils.cs
Source File: DownloadUtils.cs
public static Stream ObtainExclusiveFileLock (string file, CancellationToken cancelToken, TimeSpan timeout, ILogger log = null) { var linkedCancelTokenSource = CancellationTokenSource.CreateLinkedTokenSource ( cancelToken, new CancellationTokenSource (timeout).Token); while (!linkedCancelTokenSource.IsCancellationRequested) { try { var lockStream = File.Open (file, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None); return lockStream; } catch (Exception ex) when (ex is UnauthorizedAccessException || ex is IOException) { Thread.Sleep (100); } catch (Exception ex) { log?.LogErrorFromException (ex); } } return null; }
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21. Example
Project: roslyn
Source File: ServiceHubServiceBase.cs
Source File: ServiceHubServiceBase.cs
protected async Task<T> RunServiceAsync<T>(Func<CancellationToken, Task<T>> callAsync, CancellationToken cancellationToken) { AssetStorage.UpdateLastActivityTime(); // merge given cancellation token with shutdown cancellation token. it looks like if cancellation and disconnection happens // almost same time, we might not get cancellation message back from stream json rpc and get disconnected // https://github.com/Microsoft/vs-streamjsonrpc/issues/64 using (var mergedCancellation = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, ShutdownCancellationToken)) { try { return await callAsync(mergedCancellation.Token).ConfigureAwait(false); } catch (Exception ex) when (LogUnlessCanceled(ex, mergedCancellation.Token)) { // never reach throw ExceptionUtilities.Unreachable; } } }
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22. Example
Project: roslyn
Source File: ServiceHubServiceBase.cs
Source File: ServiceHubServiceBase.cs
protected async Task RunServiceAsync(Func<CancellationToken, Task> callAsync, CancellationToken cancellationToken) { AssetStorage.UpdateLastActivityTime(); // merge given cancellation token with shutdown cancellation token. it looks like if cancellation and disconnection happens // almost same time, we might not get cancellation message back from stream json rpc and get disconnected // https://github.com/Microsoft/vs-streamjsonrpc/issues/64 using (var mergedCancellation = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, ShutdownCancellationToken)) { try { await callAsync(mergedCancellation.Token).ConfigureAwait(false); } catch (Exception ex) when (LogUnlessCanceled(ex, mergedCancellation.Token)) { // never reach return; } } }
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23. Example
Project: roslyn
Source File: ServiceHubServiceBase.cs
Source File: ServiceHubServiceBase.cs
protected T RunService<T>(Func<CancellationToken, T> call, CancellationToken cancellationToken) { AssetStorage.UpdateLastActivityTime(); // merge given cancellation token with shutdown cancellation token. it looks like if cancellation and disconnection happens // almost same time, we might not get cancellation message back from stream json rpc and get disconnected // https://github.com/Microsoft/vs-streamjsonrpc/issues/64 using (var mergedCancellation = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, ShutdownCancellationToken)) { try { return call(mergedCancellation.Token); } catch (Exception ex) when (LogUnlessCanceled(ex, mergedCancellation.Token)) { // never reach return default; } } }
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24. Example
Project: roslyn
Source File: ServiceHubServiceBase.cs
Source File: ServiceHubServiceBase.cs
protected void RunService(Action<CancellationToken> call, CancellationToken cancellationToken) { AssetStorage.UpdateLastActivityTime(); // merge given cancellation token with shutdown cancellation token. it looks like if cancellation and disconnection happens // almost same time, we might not get cancellation message back from stream json rpc and get disconnected // https://github.com/Microsoft/vs-streamjsonrpc/issues/64 using (var mergedCancellation = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, ShutdownCancellationToken)) { try { call(mergedCancellation.Token); } catch (Exception ex) when (LogUnlessCanceled(ex, mergedCancellation.Token)) { // never reach } } }
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25. Example
Project: Foundatio
Source File: QueueBase.cs
Source File: QueueBase.cs
protected CancellationToken GetDequeueCanncellationToken(CancellationToken linkedDisposedCancellationToken) { if (linkedDisposedCancellationToken.IsCancellationRequested) return linkedDisposedCancellationToken; return CancellationTokenSource.CreateLinkedTokenSource(linkedDisposedCancellationToken, new CancellationTokenSource(TimeSpan.FromSeconds(10)).Token).Token; }
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26. Example
Project: WebQQWeChat
Source File: AbstractActionFuture.cs
Source File: AbstractActionFuture.cs
public QQActionEvent WaitFinalEvent(CancellationToken token) { _cts = CancellationTokenSource.CreateLinkedTokenSource(_cts.Token, token); return WaitFinalEvent(); }
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27. Example
Project: WebQQWeChat
Source File: AbstractActionFuture.cs
Source File: AbstractActionFuture.cs
public Task<QQActionEvent> WhenFinalEvent(CancellationToken token) { _cts = CancellationTokenSource.CreateLinkedTokenSource(_cts.Token, token); return WhenFinalEvent(); }
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28. Example
Project: peercaststation
Source File: ConnectionStream.cs
Source File: ConnectionStream.cs
private CancellationTokenSource LinkTimeoutCancelTokenSource(int timeout, CancellationToken cancel_token) { if (timeout>0) { return CancellationTokenSource.CreateLinkedTokenSource( closedCancelSource.Token, (new CancellationTokenSource(timeout)).Token, cancel_token ); } else { return CancellationTokenSource.CreateLinkedTokenSource( closedCancelSource.Token, cancel_token ); } }
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29. Example
Project: peercaststation
Source File: PCPPongOutputStream.cs
Source File: PCPPongOutputStream.cs
protected override async Task<StopReason> DoProcess(CancellationToken cancel_token) { var timeout_source = CancellationTokenSource.CreateLinkedTokenSource( new CancellationTokenSource(3000).Token, cancel_token); while (!timeout_source.IsCancellationRequested) { var atom = await Connection.ReadAtomAsync(timeout_source.Token); await ProcessAtom(atom, cancel_token); } return StopReason.OffAir; }
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30. Example
Project: MySqlConnector
Source File: MySqlConnection.cs
Source File: MySqlConnection.cs
private async Task<ServerSession> CreateSessionAsync(IOBehavior ioBehavior, CancellationToken /n ..... /n //View Source file for more details /n }
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31. Example
Project: Discord.Net
Source File: UnstableRestClient.cs
Source File: UnstableRestClient.cs
private async Task<RestResponse> SendInternalAsync(HttpRequestMessage request, CancellationToken cancelToken, bool headerOnly) { if (!UnstableCheck()) throw new TimeoutException(); cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_cancelToken, cancelToken).Token; HttpResponseMessage response = await _client.SendAsync(request, cancelToken).ConfigureAwait(false); var headers = response.Headers.ToDictionary(x => x.Key, x => x.Value.FirstOrDefault(), StringComparer.OrdinalIgnoreCase); var stream = !headerOnly ? await response.Content.ReadAsStreamAsync().ConfigureAwait(false) : null; return new RestResponse(response.StatusCode, headers, stream); }
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32. Example
Project: lime-csharp
Source File: ChannelBase.cs
Source File: ChannelBase.cs
private async Task SendAsync<T>(T envelope, CancellationToken cancellationToken) where T : Envelope, new() { if (!Transport.IsConnected) { throw new InvalidOperationException("The transport is not connected"); } using (var timeoutCancellationTokenSource = new CancellationTokenSource(_sendTimeout)) using (var linkedCancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource( cancellationToken, timeoutCancellationTokenSource.Token)) { await Transport.SendAsync(envelope, linkedCancellationTokenSource.Token).ConfigureAwait(false); } }
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33. Example
Project: WebAPIDoodle
Source File: TimeoutHandler.cs
Source File: TimeoutHandler.cs
protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken) { var cts = new CancellationTokenSource(); var linkedTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cts.Token, cancellationToken); var linkedToken = linkedTokenSource.Token; var timer = new Timer(s_timerCallback, cts, -1, -1); request.RegisterForDispose(timer); request.RegisterForDispose(cts); request.RegisterForDispose(linkedTokenSource); timer.Change(_milliseconds, -1); return base.SendAsync(request, linkedToken).ContinueWith(task => request.CreateResponse(HttpStatusCode.RequestTimeout), TaskContinuationOptions.ExecuteSynchronously | TaskContinuationOptions.OnlyOnCanceled); }
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34. Example
Project: google-cloud-dotnet
Source File: SimpleSubscriberTest.cs
Source File: SimpleSubscriberTest.cs
public async Task<bool> MoveNext(CancellationToken cancellationToken) { if (_msgsEn.MoveNext()) { // TODO: This is not correct. The real server cancels the entire call if this cancellationtoken is cancelled. using (var cts = CancellationTokenSource.CreateLinkedTokenSource(_ct, cancellationToken)) { var isCancelled = await _taskHelper.ConfigureAwaitHideCancellation( () => _scheduler.Delay(_msgsEn.Current.Action.PreInterval, cts.Token)); if (isCancelled) { // This mimics behaviour of a real server throw new RpcException(new Status(StatusCode.Cancelled, "Operation cancelled")); } if (_msgsEn.Current.Action.MoveNextEx != null) { throw _msgsEn.Current.Action.MoveNextEx; } return true; } } return false; }
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35. Example
Project: redfoxmq
Source File: Requester.cs
Source File: Requester.cs
public async Task<IMessage> RequestAsync(IMessage message, CancellationToken cancellationToken) { using (var cts = CancellationTokenSource.CreateLinkedTokenSource(_cts.Token, cancellationToken)) { return await RequestWithCancellationToken(message, cts.Token).ConfigureAwait(false); } }
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36. Example
Project: squidex
Source File: CompletionTimer.cs
Source File: CompletionTimer.cs
private async Task WaitAsync(int intervall) { try { wakeupToken = new CancellationTokenSource(); using (var cts = CancellationTokenSource.CreateLinkedTokenSource(stopToken.Token, wakeupToken.Token)) { await Task.Delay(intervall, cts.Token).ConfigureAwait(false); } } catch (OperationCanceledException) { } }
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37. Example
Project: equeue
Source File: PullMessageService.cs
Source File: PullMessageService.cs
public IEnumerable<QueueMessage> PullMessages(int maxCount, int timeoutMilliseconds, CancellationToken cancellation) { var totalMessages = new List<QueueMessage>(); var timeoutCancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellation, new CancellationTokenSource(timeoutMilliseconds).Token); lock (_lockObj) { //??????????? //1. timeout??????? //2. ????????maxCount? //3. ?????????????????????????????? while (!timeoutCancellationTokenSource.IsCancellationRequested && totalMessages.Count < maxCount && (_pulledMessageQueue.Count > 0 || totalMessages.Count == 0)) { try { totalMessages.Add(_pulledMessageQueue.Take(timeoutCancellationTokenSource.Token)); } catch (OperationCanceledException) { break; } } } return totalMessages; }
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38. Example
Project: opc-ua-client
Source File: UaTcpSecureChannel.cs
Source File: UaTcpSecureChannel.cs
public virtual async Task<IServiceResponse> RequestAsync(IServiceRequest request) { this.ThrowIfClosedOrNotOpening(); this.TimestampHeader(request); var operation = new ServiceOperation(request); using (var timeoutCts = new CancellationTokenSource((int)request.RequestHeader.TimeoutHint)) using (var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(timeoutCts.Token, this.channelCts.Token)) using (var registration = linkedCts.Token.Register(o => ((ServiceOperation)o).TrySetException(new ServiceResultException(StatusCodes.BadRequestTimeout)), operation, false)) { if (this.pendingRequests.Post(operation)) { return await operation.Task.ConfigureAwait(false); } throw new ServiceResultException(StatusCodes.BadSecureChannelClosed); } }
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39. Example
Project: couchbase-net-client
Source File: CouchbaseRequestExecuter.cs
Source File: CouchbaseRequestExecuter.cs
public override async Task<IQueryResult<T>> SendWithRetryAsync<T>(IQueryRequest qu/n ..... /n //View Source file for more details /n }
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40. Example
Project: Wordpress-Client
Source File: ProgressStreamContent.cs
Source File: ProgressStreamContent.cs
public override async Task<int> ReadAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken) { token.ThrowIfCancellationRequested(); var linked = CancellationTokenSource.CreateLinkedTokenSource(token, cancellationToken); var readCount = await ParentStream.ReadAsync(buffer, offset, count, linked.Token); ReadCallback(readCount); return readCount; }
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41. Example
Project: Wordpress-Client
Source File: ProgressStreamContent.cs
Source File: ProgressStreamContent.cs
public override Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken) { token.ThrowIfCancellationRequested(); var linked = CancellationTokenSource.CreateLinkedTokenSource(token, cancellationToken); var task = ParentStream.WriteAsync(buffer, offset, count, linked.Token); WriteCallback(count); return task; }
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42. Example
Project: google-cloud-dotnet
Source File: SimplePublisher.cs
Source File: SimplePublisher.cs
private void DelaySendCurrentBatch() { // Pre-condition: Must be locked if (_batchDelayThreshold is TimeSpan batchDelayThreshold) { // read cancellation token here, in case the current batch changes before the task below starts. var timerCancellation = CancellationTokenSource.CreateLinkedTokenSource(_currentBatch.TimerCts.Token, _hardStopCts.Token); // Ignore result of this Task. If it's cancelled, it's because the batch has already been sent. _taskHelper.Run(async () => { await _taskHelper.ConfigureAwait(_scheduler.Delay(batchDelayThreshold, timerCancellation.Token)); // If batch has already moved to queue, timerToken will have been cancelled. lock (_lock) { // Check for cancellation inside lock to avoid race-condition. if (!timerCancellation.IsCancellationRequested) { // Force queuing of the current batch, whatever the size. // There will always be at least one message in the batch. QueueCurrentBatch(); } } timerCancellation.Dispose(); }); } }
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43. Example
Project: myManga
Source File: ContentDownloadManager.cs
Source File: ContentDownloadManager.cs
public async Task<List<MangaObject>> SearchAsync(String SearchTerm, CancellationToken ct, IProgress<int> progress = null) { using (CancellationTokenSource linkedCts = CancellationTokenSource.CreateLinkedTokenSource(ct, cts.Token)) { return await Task.Factory.StartNew(() => SearchMangaObjectAsync(SearchTerm, linkedCts.Token, progress)).Unwrap(); } }
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44. Example
Project: ServiceFabric.Mocks
Source File: Lock.cs
Source File: Lock.cs
private async Task<bool> Wait(int milliseconds, CancellationToken cancellationToken) { if (milliseconds > 0) { lock (_lockOwners) { if (TokenSource == null) { TokenSource = new CancellationTokenSource(); } } var token = TokenSource.Token; CancellationTokenSource linkedTokenSource = null; try { if (cancellationToken != default(CancellationToken)) { linkedTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, token); token = linkedTokenSource.Token; } await Task.Delay(milliseconds, token); } catch (OperationCanceledException) { // If the caller's cancellation token is cancelled then throw cancellationToken.ThrowIfCancellationRequested(); // Otherwise the lock's cancellation token is cancelled, so the lock is available. return true; } finally { linkedTokenSource?.Dispose(); } } return false; }
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45. Example
Project: ModernHttpClient
Source File: ProgressStreamContent.cs
Source File: ProgressStreamContent.cs
public override async Task<int> ReadAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken) { token.ThrowIfCancellationRequested(); var linked = CancellationTokenSource.CreateLinkedTokenSource(token, cancellationToken); var readCount = await ParentStream.ReadAsync(buffer, offset, count, linked.Token); ReadCallback(readCount); return readCount; }
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46. Example
Project: ModernHttpClient
Source File: ProgressStreamContent.cs
Source File: ProgressStreamContent.cs
public override Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken) { token.ThrowIfCancellationRequested(); var linked = CancellationTokenSource.CreateLinkedTokenSource(token, cancellationToken); var task = ParentStream.WriteAsync(buffer, offset, count, linked.Token); WriteCallback(count); return task; }
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47. Example
Project: Discord.Net
Source File: UnstableUdpClient.cs
Source File: UnstableUdpClient.cs
public async Task StartInternalAsync(CancellationToken cancelToken) { await StopInternalAsync().ConfigureAwait(false); _cancelTokenSource = new CancellationTokenSource(); _cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_parentToken, _cancelTokenSource.Token).Token; _udp = new UdpClient(0); _task = RunAsync(_cancelToken); }
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48. Example
Project: Discord.Net
Source File: RequestQueue.cs
Source File: RequestQueue.cs
public async Task SetCancelTokenAsync(CancellationToken cancelToken) { await _tokenLock.WaitAsync().ConfigureAwait(false); try { _parentToken = cancelToken; _requestCancelToken = CancellationTokenSource.CreateLinkedTokenSource(cancelToken, _clearToken.Token).Token; } finally { _tokenLock.Release(); } }
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49. Example
Project: service-fabric-reverse-proxy
Source File: ProxyHandler.cs
Source File: ProxyHandler.cs
private async Task<HttpResponseMessage> RedirectRequest(HttpRequestMessage request, Cancellati/n ..... /n //View Source file for more details /n }
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50. Example
Project: RestBus
Source File: RestBusSubscriber.cs
Source File: RestBusSubscriber.cs
public void Restart() { hasStarted.Set(true); //CLose connections a/n ..... /n //View Source file for more details /n }