Uses of Interface
headfirst.combining.observer.Observer

Packages that use Observer

Package	Description
headfirst.combining.observer

Uses of Observer in headfirst.combining.observer

Classes in headfirst.combining.observer that implement Observer

Modifier and Type	Class and Description
class	Quackologist

Methods in headfirst.combining.observer with parameters of type Observer

Modifier and Type	Method and Description
void	DecoyDuck.registerObserver(Observer observer)
void	DuckCall.registerObserver(Observer observer)
void	Flock.registerObserver(Observer observer)
void	GooseAdapter.registerObserver(Observer observer)
void	MallardDuck.registerObserver(Observer observer)
void	Observable.registerObserver(Observer observer)
void	QuackCounter.registerObserver(Observer observer)
void	QuackObservable.registerObserver(Observer observer)
void	RedheadDuck.registerObserver(Observer observer)
void	RubberDuck.registerObserver(Observer observer)