protected override void Execute(NativeActivityContext context)
{
TimeSpan duration = this.Duration.Get(context);
if (duration < TimeSpan.Zero)
{
throw CoreWf.Internals.FxTrace.Exception.ArgumentOutOfRange("Duration", duration, SR.DurationIsNegative(this.DisplayName));
}
if (duration == TimeSpan.Zero)
{
return;
}
TimerExtension timerExtension = GetTimerExtension(context);
Bookmark bookmark = context.CreateBookmark();
timerExtension.RegisterTimer(duration, bookmark);
_timerBookmark.Set(context, bookmark);
}
