async Task StartDispatcherTask()
{
try
{
do
{
try
{
await signal.WaitHandle.WaitOneAsync(tokenSource.Token).ConfigureAwait(false);
signal.Reset();
}
catch (OperationCanceledException)
{
break;
}
await DispatchEvents(tokenSource.Token).ConfigureAwait(false);
} while (!tokenSource.IsCancellationRequested);
}
catch (Exception ex)
{
Logger.Error("An exception occurred when dispatching external integration events", ex);
circuitBreaker.Failure(ex);
if (!tokenSource.IsCancellationRequested)
{
StartDispatcher();
}
}
}
void StartThread()
{
var token = tokenSource.Token;
Task.Factory
.StartNew(TryProcessMessage, token, token, TaskCreationOptions.LongRunning, TaskScheduler.Default)
.ContinueWith(t =>
{
if (t.Exception != null)
{
t.Exception.Handle(ex =>
{
circuitBreaker.Failure(ex);
return(true);
});
}
StartThread();
}, TaskContinuationOptions.OnlyOnFaulted);
}