public virtual Task <T> SubmitAsync <T>(Func <Task <T> > asyncTask, CancellationToken token,
string callerMethodName, Type callerType)
{
try
{
OnAsyncTaskStarted?.Invoke(this, EventArgs.Empty);
Task <T> internalTask = Task.Run(asyncTask);
#pragma warning disable VSTHRD103 // Wait synchronously blocks. Use await instead.
internalTask.Wait();
#pragma warning restore VSTHRD103
return(internalTask);
}
// Unwrap exception wrapped due to using Wait.
catch (Exception e)
{
if (e.InnerException != null)
{
throw e.InnerException;
}
throw;
}
finally
{
OnAsyncTaskEnded?.Invoke(this, new AsyncTaskEndedEventArgs());
}
}
public Task <T> SubmitAsync <T>(Func <Task <T> > asyncTask, CancellationToken token,
string callerMethodName, Type callerType)
{
var completionSource = new TaskCompletionSource <T>();
token.Register(() => completionSource.TrySetCanceled(token));
_asyncTasksQueue.Enqueue(async() =>
{
OnAsyncTaskStarted?.Invoke(this, EventArgs.Empty);
try
{
if (!token.IsCancellationRequested)
{
_insideAsync.Value = true;
_currentOperationCancellationToken = token;
completionSource.TrySetResult(await asyncTask());
}
}
catch (Exception e)
{
completionSource.TrySetException(e);
}
finally
{
var eventArgs = new AsyncTaskEndedEventArgs
{
CallerName = callerMethodName, CallerType = callerType
};
OnAsyncTaskEnded?.Invoke(this, eventArgs);
_currentOperationCancellationToken = CancellationToken.None;
_insideAsync.Value = false;
}
});
return(completionSource.Task);
}
