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锁定老帖子 主题:Decoretor
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作者 | 正文 |
发表时间:2007-12-20
最后修改:2010-01-04
如下: package com.pattern.decoretor.yzb; public interface IDog { void move(); } 这个狗开始只会走路.这样一来呢.我的GW也就只会走路了, 哎,看下面就知道了. package com.pattern.decoretor.yzb; public class MyDog implements IDog{ public void move() { System.out.println("MyDog can move");//GW } } package com.pattern.decoretor.yzb; public class YDog extends DogDecoretor { public YDog(IDog dog) { super(dog); } public void move() { super.move(); } public void eatMoon(){ System.out.println("yydog can fly so eat moon!");//看看这狗多牛. } } package com.pattern.decoretor.yzb; public abstract class DogDecoretor implements IDog { private IDog dog; public DogDecoretor(IDog dog){ this.dog=dog; } public void move() { dog.move(); eatMoon(); } public abstract void eatMoon();//净化成这样了都. } package com.pattern.decoretor.yzb; public class Test { public static void main(String [] args){ IDog dog=new MyDog(); dog.move();// System.out.println("*********************"); YDog y=new YDog(dog); y.move();// } } 结果: MyDog can move ********************* MyDog can move yydog can fly so eat moon! 声明:ITeye文章版权属于作者,受法律保护。没有作者书面许可不得转载。
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