private void StartActivityExecutionTracking(Activity activity)
{
lock (s_activitiesStackSync)
{
_executingActivitiesStack.Push(activity.Name);
}
var eventArgs = new WorkflowExecutionContextEventArgs(this, activity);
ActivityExecutionStarting.RaiseEvent(this, eventArgs);
if (!Tracking)
return;
if (_restoring)
{
if (_trackingActivitiesStack[_restoredActivitiesCount] != activity.Name)
{
var msg = string.Format(
"Ошибка при восстановлении выполнения потока работ: " +
"действие {0}, которое начинает выполнение, отличается от действия {1}, " +
"которое, согласно информации в контексте, должно начать выполнение",
activity.Name, _trackingActivitiesStack[_restoredActivitiesCount]);
throw new ActivityExecutionException(msg, activity, this);
}
_restoredActivitiesCount++;
if (_restoredActivitiesCount == _trackingActivitiesStack.Count)
_restoring = false;
return;
}
_trackingActivitiesStack.Push(activity.Name);
ExecutionContextChanged.RaiseEvent(this, eventArgs);
}
private void EndActivityExecutionTracking(Activity activity)
{
lock (s_activitiesStackSync)
{
SafePopFromStack(_executingActivitiesStack, activity);
}
var eventArgs = new WorkflowExecutionContextEventArgs(this, activity);
ActivityExecutionFinished.RaiseEvent(this, eventArgs);
if (!Tracking)
return;
if (_restoring)
return;
SafePopFromStack(_trackingActivitiesStack, activity);
ExecutionContextChanged.RaiseEvent(this, eventArgs);
}
