代理模式

2022-02-21 14:11:03 浏览数 (1)

代码示例:

代码语言:javascript复制
interface NetWork{
    public void browse();
}
//被代理类
class Server implements NetWork{
    public void browse(){
        System.out.println("真实的服务器访问网络");
    }
}
//代理类
class ProxyServer implements NetWork{
    private NetWork work;

    public ProxyServer(NetWork work){
        this.work = work;
    }
    public void chek(){
        System.out.println("联网之前的检查工作");
    }
    public void browse(){
        chec();
        work.browse();
    }
}
代码语言:javascript复制
public class ProxyTest {
    public static void main(String[] args) {
        Server server = new Server();
        ProxyServer pro = new ProxyServer(server);
        pro.browse();
    }
}

运行结果

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