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