Notification* PriorityNotificationQueue::waitDequeueNotification(long milliseconds)
{
Notification::Ptr pNf;
WaitInfo* pWI = 0;
{
FastMutex::ScopedLock lock(_mutex);
pNf = dequeueOne();
if (pNf) return pNf.duplicate();
pWI = new WaitInfo;
_waitQueue.push_back(pWI);
}
if (pWI->nfAvailable.tryWait(milliseconds))
{
pNf = pWI->pNf;
}
else
{
FastMutex::ScopedLock lock(_mutex);
pNf = pWI->pNf;
for (WaitQueue::iterator it = _waitQueue.begin(); it != _waitQueue.end(); ++it)
{
if (*it == pWI)
{
_waitQueue.erase(it);
break;
}
}
}
delete pWI;
return pNf.duplicate();
}
Notification* PriorityNotificationQueue::waitDequeueNotification()
{
Notification::Ptr pNf;
WaitInfo* pWI = 0;
{
FastMutex::ScopedLock lock(_mutex);
pNf = dequeueOne();
if (pNf) return pNf.duplicate();
pWI = new WaitInfo;
_waitQueue.push_back(pWI);
}
pWI->nfAvailable.wait();
pNf = pWI->pNf;
delete pWI;
return pNf.duplicate();
}
Notification* TimedNotificationQueue::dequeueNotification()
{
FastMutex::ScopedLock lock(_mutex);
NfQueue::iterator it = _nfQueue.begin();
if (it != _nfQueue.end())
{
Clock::ClockDiff sleep = -it->first.elapsed();
if (sleep <= 0)
{
Notification::Ptr pNf = it->second;
_nfQueue.erase(it);
return pNf.duplicate();
}
}
return 0;
}
