private static void Initialize()
{
var check = Interlocked.CompareExchange(ref _status, INT_StatusPending, INT_StatusNotReady);
switch (check)
{
case INT_StatusNotReady:
_work = WorkContext.DefaultContext.AddWork(GCMonitor.RaiseCollected);
GC.KeepAlive(new GCProbe());
_collectedEventHandlers = new WeakDelegateSet(INT_CapacityHint, false, false, INT_MaxProbingHint);
Thread.VolatileWrite(ref _status, INT_StatusReady);
break;
case INT_StatusPending:
ThreadingHelper.SpinWaitUntil(ref _status, INT_StatusReady);
break;
}
}
private void Execute(Work item)
{
if (item.Exclusive)
{
Thread.VolatileWrite(ref _waitRequest, 1);
ThreadingHelper.SpinWaitUntil(ref _workingTotalThreadCount, 1);
item.Execute();
Thread.VolatileWrite(ref _waitRequest, 0);
}
else
{
item.Execute();
}
}
internal void ScheduleWork(Work work)
{
if (_work)
{
if (_works.Count == _works.Capacity)
{
ActivateDedicatedThreads();
}
_works.Add(work);
if (_threads.Capacity == 0)
{
ThreadPool.QueueUserWorkItem(_ => DoOneWork());
}
else
{
ActivateDedicatedThreads();
}
}
}
