public ConcretObserverA(ConcretSubjectA sub, string name) { subject = sub; observer_name = name; }
public ConcretObserverA(ConcretSubjectA sub, string name) { subject = sub; observer_name = name; }
public ConcretObserverA(ConcretSubjectA sub, string name) { subject = sub; observer_name = name; }
public ConcretObserverA(ConcretSubjectA sub, string name) { subject = sub; observer_name = name; }