public async Task CloseAsync(string message, WebSocketCloseStatus status = WebSocketCloseStatus.NormalClosure)
{
if (Socket == null)
{
return;
}
Task receiveTask = ReceiveLoop.StopAsync();
try
{
using var closeToken = new CancellationTokenSource(TimeSpan.FromSeconds(3));
await Socket?.CloseAsync(status, message, closeToken.Token);
}
catch (Exception e)
{
Console.WriteLine(String.Format("Exception while closing : {0}", e.ToString()));
}
finally
{
CancellationSource?.Cancel();
Socket?.Dispose();
Socket = null;
CancellationSource?.Dispose();
CancellationSource = null;
}
}
private void SetUpCancellationSource(RasDialContext context)
{
CancellationSource?.Dispose();
CancellationSource = CancellationTokenSource.CreateLinkedTokenSource(context.CancellationToken);
// Ensures that the connection can be cancelled even if the callback is stuck.
CancellationSource.Token.Register(() => OnCancellationRequestedCallback(context));
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
CancelAttemptIfBusy();
CancellationSource?.Dispose();
callbackHandler.Dispose();
}
base.Dispose(disposing);
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (IsBusy)
{
CancellationSource.Cancel();
}
CancellationSource?.Dispose();
callbackHandler.Dispose();
}
base.Dispose(disposing);
}
private void SetUpCancellationSource(RasDialContext context)
{
CancellationSource?.Dispose();
CancellationSource = cancellationSourceFactory.Create(context.CancellationToken);
}
public void Dispose()
{
CancellationSource.Dispose();
}
public void Dispose()
{
CancellationSource.Cancel();
CancellationSource.Dispose();
HttpUtils.Dispose();
}
public void Dispose()
{
_httpListener = null;
CancellationSource.Dispose();
}