C# (CSharp) Observer.Pull_Pattern ConcreteSubject примеры использования

Пример #1

        static void PullPattern()
        {
            var subject = new Pull_Pattern.ConcreteSubject();

            subject.Attach(new Pull_Pattern.ConcreteObserver(subject));
            subject.Attach(new Pull_Pattern.ConcreteObserver(subject));

            subject.Notify();
        }

Пример #2

 public ConcreteObserver(ConcreteSubject subject)
 {
     _subject = subject;
 }