static void ProcessNextTriggerCompletedEvent(NativeActivityContext context, StateMachineEventManager eventManager)
{
eventManager.CurrentBeingProcessedEvent = null;
eventManager.OnTransition = false;
TriggerCompletedEvent completedEvent = eventManager.GetNextCompletedEvent();
if (completedEvent != null)
{
context.ResumeBookmark(completedEvent.Bookmark, null);
}
}
/// <summary>
/// Get next completed events queue.
/// </summary>
public TriggerCompletedEvent GetNextCompletedEvent()
{
while (this.queue.Count > 0)
{
TriggerCompletedEvent completedEvent = this.queue.Dequeue();
if (this.activeBookmarks.Contains(completedEvent.Bookmark))
{
this.CurrentBeingProcessedEvent = completedEvent;
return(completedEvent);
}
}
return(null);
}
/// <summary>
/// Register a completed event and returns whether the event could be processed immediately.
/// </summary>
public void RegisterCompletedEvent(TriggerCompletedEvent completedEvent, out bool canBeProcessedImmediately)
{
if (CanProcessEventImmediately)
{
this.CurrentBeingProcessedEvent = completedEvent;
canBeProcessedImmediately = true;
return;
}
else if (queue.Count < MaxQueueLength)
{
this.queue.Enqueue(completedEvent);
canBeProcessedImmediately = false;
return;
}
canBeProcessedImmediately = false;
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, SR.TooManyCompletedEvents, MaxQueueLength));
}
