设计模式——装饰者模式

package com.hujl.demo;
/**
* 定义一个接口
* @author Janrone
* @website http://hujl.sinaapp.com */
public interface Worker {

public void doSometing();

}

package com.hujl.demo;

/**
* 创建一个电工类
* @author Janrone
* @website http://hujl.sinaapp.com */
public class Wireman implements Worker{
@Override
public void doSometing() {
System.out.println("我是电工,负责维修电路!");
}
}

package com.hujl.demo;/*** 创建一个清洁工类* @author Janrone* @website http://hujl.sinaapp.com */public class Dustman implements Worker{@Overridepublic void doSometing() {System.out.println("我是清洁工,负责打扫卫生!");}}

package com.hujl.demo;/*** 创建一个A物业公司* @author Janrone* @website http://hujl.sinaapp.com */public class Aproperty implements Worker {private Worker worker;public Aproperty(Worker worker){this.worker=worker;}@Overridepublic void doSometing() {// TODO Auto-generated method stubSystem.out.println("您好,A物业公司.");worker.doSometing();}}

package com.hujl.demo;/*** 创建一个B物业公司* @author Janrone* @website http://hujl.sinaapp.com */public class Bproperty implements Worker {private Worker worker;public Bproperty(Worker worker) {this.worker = worker;}@Overridepublic void doSometing() {// TODO Auto-generated method stubSystem.out.println("您好,B物业公司.");worker.doSometing();}}

public class Test {/*** @param args*/public static void main(String[] args) {//生成一个电工对象Wireman worker=new Wireman();//生成A物业公司对象Aproperty aproperty=new Aproperty(worker);aproperty.doSometing();////生成B物业公司对象Bproperty bproperty=new Bproperty(worker);bproperty.doSometing();}}