設計模式——裝飾者模式

package com.hujl.demo;/** * 定義一個介面 * @author Janrone * @website http://hujl.sinaapp.com */public interface Worker {        public void doSometing();    }

 

 

 

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package com.hujl.demo;/** * 建立一個電工類 * @author Janrone * @website http://hujl.sinaapp.com */public class Wireman implements Worker{    @Override    public void doSometing() {        System.out.println("我是電工,負責維修電路!");    }}

 

 

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package com.hujl.demo;/** * 建立一個清潔工類 * @author Janrone * @website http://hujl.sinaapp.com */public class Dustman implements Worker{    @Override    public void doSometing() {        System.out.println("我是清潔工,負責打掃衛生!");    }}

 

package com.hujl.demo;/** * 建立一個A物業公司 * @author Janrone * @website http://hujl.sinaapp.com */public class Aproperty implements Worker {        private Worker worker;        public Aproperty(Worker worker){        this.worker=worker;    }    @Override    public void doSometing() {        // TODO Auto-generated method stub        System.out.println("您好,A物業公司.");        worker.doSometing();    }}

package com.hujl.demo;/** * 建立一個B物業公司 * @author Janrone * @website http://hujl.sinaapp.com */public class Bproperty implements Worker {        private Worker worker;    public Bproperty(Worker worker) {        this.worker = worker;    }        @Override    public void doSometing() {        // TODO Auto-generated method stub        System.out.println("您好,B物業公司.");        worker.doSometing();    }}

 

 

public class Test {    /**     * @param args     */    public static void main(String[] args) {        //產生一個電工對象        Wireman worker=new Wireman();        //產生A物業公司對象        Aproperty aproperty=new Aproperty(worker);        aproperty.doSometing();        ////產生B物業公司對象        Bproperty bproperty=new Bproperty(worker);        bproperty.doSometing();            }}