public IDisposable Subscribe(
IMessagingSession messagingSession,
string destination,
Action <BinaryMessage, Action <bool> > callback,
string messageType,
int priority)
{
if (m_IsDisposing)
{
throw new ObjectDisposedException("ProcessingGroup " + Name);
}
var taskFactory = m_SchedulingStrategy.GetTaskFactory(priority);
var subscription = new SingleAssignmentDisposable();
subscription.Disposable = messagingSession.Subscribe(destination, (message, ack) =>
{
Interlocked.Increment(ref m_TasksInProgress);
taskFactory.StartNew(() =>
{
Interlocked.Increment(ref m_ReceivedMessages);
//if subscription is disposed unack message immediately
if (subscription.IsDisposed)
{
ack(false);
}
else
{
callback(message, ack);
Interlocked.Increment(ref m_ProcessedMessages);
}
Interlocked.Decrement(ref m_TasksInProgress);
}, TaskCreationOptions.HideScheduler);
}, messageType);
return(subscription);
}
