代理模式

about story:游戏代练

1、游戏玩家接口

public interface IGamePlayer{

public void login(String user,String pwd);

public void killBoss();

}

 

2、游戏玩家coco

public class PlayerCoco implements IGamePlayer{

private String user=null;

public void login(String user,String pwd){

this.user=user;

system.out.println(user+"登录了");

}

public void killBoss(){

system.out.println(user+"打怪升级");

}

}

 

3、游戏代练

public class PlayerProxy implements IGamePlayer{

private IGamePlayer gamePlayer;

public PlayerProxy(IGamePlayer gamePlayer){

this.gamePlayer=gamePlayer;

}

public void login(String user,String pwd){

this.gamePlayer.login(String user,String pwd);

}

public void killBoss(){

this.gamePlayer.killBoss();

}

}

 

4、场景类

public class Client{

public static void main(String[] args){

IGamePlayer realPlayer=new PlayerCoco();

IGamePlayer proxyPlayer=new PlayerProxy(realPlayer);

proxy.login("coco","pwd"); 

}

}