public AsyncTimerProcessorResult <TArg> RegisterAsync <TArg>(TimeSpan delay)
{
TimerProcessorCallBackRequest request = TimerProcessorCallBackRequest.Add <TArg>(RealTimeSource.GetUtcNow(), delay);
if (Status == TimerProcessorStatus.Disposed)
{
return(request.TrySetDisposed().GetAsyncResult <TArg>());
}
if (Status == TimerProcessorStatus.Disposing)
{
return(request.TrySetCanceled().GetAsyncResult <TArg>());
}
using (Lock.Enter())
{
NullSafeSequencer.PointArg(SeqPointTypeUC.Notify, TimerProcessorSequencer.RegisterStatus, Status);
NullSafeSequencer.PointArg(SeqPointTypeUC.Notify, TimerProcessorSequencer.RegisterActiveProcessing, ActiveProcessing);
if (Status == TimerProcessorStatus.Disposed)
{
return(request.TrySetDisposed().GetAsyncResult <TArg>());
}
if (Status == TimerProcessorStatus.Disposing)
{
return(request.TrySetCanceled().GetAsyncResult <TArg>());
}
Requests.Enqueue(request);
if (ActiveProcessing)
{
return(request.GetAsyncResult <TArg>());
}
}
if (Processing(processActions: false) == ProcessingResult.Processed)
{
return(request.GetAsyncResult <TArg>());
}
using (Lock.Enter())
{
NullSafeSequencer.PointArg(SeqPointTypeUC.Notify, TimerProcessorSequencer.RegisterEnd, Status);
if (Status == TimerProcessorStatus.Disposed)
{
return(request.TrySetDisposed().GetAsyncResult <TArg>());
}
TryUpdateTimer(activate: true);
return(request.GetAsyncResult <TArg>());
}
}
public AsyncTimerProcessorResult <TArg> UnRegisterAsync <TArg>(TaskCompletionSource <TArg> tcs)
{
if (tcs == null)
{
throw new ArgumentNullException(nameof(tcs));
}
TimerProcessorCallBackRequest request = TimerProcessorCallBackRequest.Remove(tcs);
if (Status == TimerProcessorStatus.Disposed)
{
return(request.TrySetDisposed().GetAsyncResult <TArg>());
}
using (Lock.Enter())
{
if (Status == TimerProcessorStatus.Disposed)
{
return(request.TrySetDisposed().GetAsyncResult <TArg>());
}
NullSafeSequencer.PointArg(SeqPointTypeUC.Notify, TimerProcessorSequencer.UnRegisterStatus, Status);
NullSafeSequencer.PointArg(SeqPointTypeUC.Notify, TimerProcessorSequencer.UnRegisterActiveProcessing, ActiveProcessing);
Requests.Enqueue(request);
if (ActiveProcessing)
{
return(request.GetAsyncResult <TArg>());
}
}
if (Processing(processActions: false) == ProcessingResult.Processed)
{
return(request.GetAsyncResult <TArg>());
}
using (Lock.Enter())
{
NullSafeSequencer.PointArg(SeqPointTypeUC.Notify, TimerProcessorSequencer.UnRegisterEnd, Status);
if (Status == TimerProcessorStatus.Disposed)
{
return(request.TrySetDisposed().GetAsyncResult <TArg>());
}
TryUpdateTimer(activate: true);
return(request.GetAsyncResult <TArg>());
}
}