protected override void Execute(NativeActivityContext context)
{
ICancellableWorkItemWithChildren cancelationTarget = CancellableWorkItem.Get(context);
if (cancelationTarget.HasCancellationRequested)
{
return;
}
PostTrackingRecord(context, cancelationTarget, WorkItemStatus.Executing);
Debug.WriteLine("CancellableBookmark created: {0} - {1} -Workflow Id = {2} : {3}",
CancelableWorkItemBookmarkName(cancelationTarget.Id),
cancelationTarget.Name, context.WorkflowInstanceId, context.ActivityInstanceId);
context.CreateBookmark(CancelableWorkItemBookmarkName(cancelationTarget.Id), OnWorkItemCanceled);
context.ScheduleActivity(Action, onCompleted, onWorkItemFaulted);
}
private void onCompleted(NativeActivityContext context, ActivityInstance completedinstance)
{
ICancellableWorkItemWithChildren target = CancellableWorkItem.Get(context);
if (completedinstance.State == ActivityInstanceState.Canceled ||
completedinstance.State == ActivityInstanceState.Faulted)
{
string message = _childFault.Get(context) != null
? Resources.CancelledDueToAssociatedTaskFailure
: Resources.CancelledUponUserRequest;
MarkTasksAsCancelled(target, context, message);
if (completedinstance.State == ActivityInstanceState.Faulted)
{
PostTrackingRecord(context, target, WorkItemStatus.Faulted, Resources.FailedDueToChildTaskFailure);
}
}
else
{
PostTrackingRecord(context, target, WorkItemStatus.Closed);
}
context.RemoveAllBookmarks();
if ((completedinstance.State == ActivityInstanceState.Canceled) ||
(completedinstance.State == ActivityInstanceState.Faulted))
{
_suppressCancel.Set(context, true);
if (Cancelation != null)
{
context.ScheduleActivity(Cancelation, OnCompensationActivityCompleted);
}
else
{
OnCompensationActivityCompleted(context, completedinstance);
}
}
}