private bool TryTake(out ScheduledWork scheduledWork)
{
lock (_queue)
{
while (_queue.Count == 0)
{
if (_status == Status.ShuttingDown)
{
_status = Status.ShutDown;
scheduledWork = default(ScheduledWork);
return(false);
}
Monitor.Wait(_queue);
}
if (_status == Status.ShuttingDown && _timeSinceShutdown.Elapsed > _shutdownTimeout)
{
_status = Status.ShutDown;
throw ErrorAndGetExceptionForShutdownTimeout();
}
scheduledWork = _queue.Dequeue();
}
return(true);
}
private void AddWork(ScheduledWork work)
{
lock (_queue)
{
if (status == Status.ShutDown)
{
throw CreateInvalidWhenShutDownException();
}
_queue.Enqueue(work);
Monitor.Pulse(_queue);
}
}
private void QueueWork(ScheduledWork work)
{
// TODO: Use a binary-search for finding upper-bound index to insert new item
var index = _works.FindIndex(w => w.Time > work.Time);
if (index == -1)
{
index = _works.Count;
}
_works.Insert(index, work);
if (index == 0 && _inProcessingWork == false)
{
ActionScheduled?.Invoke(work.Time - GetTime(), ProcessWork);
}
}
private void AddWork(ScheduledWork work)
{
lock (_queue)
{
switch (_status)
{
case Status.ShuttingDown:
if (_timeSinceShutdown.Elapsed < _shutdownTimeout)
{
break;
}
goto case Status.ShutDown;
case Status.ShutDown:
throw ErrorAndGetExceptionForShutdownTimeout();
}
_queue.Enqueue(work);
Monitor.Pulse(_queue);
}
}
private bool TryTake(out ScheduledWork scheduledWork)
{
lock (_queue)
{
for (;;)
{
if (status == Status.ShutDown)
{
scheduledWork = default(ScheduledWork);
return(false);
}
if (_queue.Count != 0)
{
break;
}
Monitor.Wait(_queue);
}
scheduledWork = _queue.Dequeue();
}
return(true);
}