A base IObserver
implementation.
An Observer
is an object that encapsulates information
about an interested object with a method that should
be called when a particular INotification
is broadcast.
In PureMVC, the Observer
class assumes these responsibilities:
Constructor.
The notification method on the interested object should take
one parameter of type INotification
Set the notification method.
The notification method should take one parameter of type INotification
.