headfirst.combining.observer

Class Quackologist

java.lang.Object

headfirst.combining.observer.Quackologist

All Implemented Interfaces:

Observer

public class Quackologist
extends java.lang.Object
implements Observer

Constructor Summary

Constructors

Constructor and Description
Quackologist()

Method Summary

Modifier and Type	Method and Description
java.lang.String	toString()
void	update(QuackObservable duck)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Quackologist

public Quackologist()

Method Detail

update

public void update(QuackObservable duck)

Specified by:

update in interface Observer

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object