Ejemplo n.º 1
0
        static void Main(string[] args)
        {
            var subject         = new Subject();
            var firstSubscriber = new FirstObserver();

            subject.Attach(firstSubscriber);

            var secondSubscriber = new SecondObserver();

            subject.Attach(secondSubscriber);

            subject.BusinessLogic();
            subject.BusinessLogic();

            subject.Detach(secondSubscriber);

            subject.BusinessLogic();
        }