private SessionTasksQueue GetSessionTasksQueue(IoSession session)
{
SessionTasksQueue queue = session.GetAttribute <SessionTasksQueue>(TASKS_QUEUE);
if (queue == null)
{
queue = new SessionTasksQueue();
SessionTasksQueue oldQueue = (SessionTasksQueue)session.SetAttributeIfAbsent(TASKS_QUEUE, queue);
if (oldQueue != null)
{
queue = oldQueue;
}
}
return(queue);
}
/// <inheritdoc/>
public void Execute(IoEvent ioe)
{
IoSession session = ioe.Session;
SessionTasksQueue sessionTasksQueue = GetSessionTasksQueue(session);
Boolean exec;
// propose the new event to the event queue handler. If we
// use a throttle queue handler, the message may be rejected
// if the maximum size has been reached.
Boolean offerEvent = _queueHandler.Accept(this, ioe);
if (offerEvent)
{
lock (sessionTasksQueue.syncRoot)
{
sessionTasksQueue.tasksQueue.Enqueue(ioe);
if (sessionTasksQueue.processingCompleted)
{
sessionTasksQueue.processingCompleted = false;
exec = true;
}
else
{
exec = false;
}
if (log.IsDebugEnabled)
{
Print(sessionTasksQueue.tasksQueue, ioe);
}
}
if (exec)
{
Execute(() =>
{
RunTasks(sessionTasksQueue);
});
}
_queueHandler.Offered(this, ioe);
}
}
private void RunTasks(SessionTasksQueue sessionTasksQueue)
{
IoEvent ioe;
while (true)
{
lock (sessionTasksQueue.syncRoot)
{
if (!sessionTasksQueue.tasksQueue.TryDequeue(out ioe))
{
sessionTasksQueue.processingCompleted = true;
break;
}
}
_queueHandler.Polled(this, ioe);
ioe.Fire();
}
}
private void RunTasks(SessionTasksQueue sessionTasksQueue)
{
IoEvent ioe;
while (true)
{
lock (sessionTasksQueue.syncRoot)
{
if (!sessionTasksQueue.tasksQueue.TryDequeue(out ioe))
{
sessionTasksQueue.processingCompleted = true;
break;
}
}
_queueHandler.Polled(this, ioe);
ioe.Fire();
}
}
private SessionTasksQueue GetSessionTasksQueue(IoSession session)
{
SessionTasksQueue queue = session.GetAttribute<SessionTasksQueue>(TASKS_QUEUE);
if (queue == null)
{
queue = new SessionTasksQueue();
SessionTasksQueue oldQueue = (SessionTasksQueue)session.SetAttributeIfAbsent(TASKS_QUEUE, queue);
if (oldQueue != null)
queue = oldQueue;
}
return queue;
}
