Aop实现接口方式

• public class LoginService {public void login(){System.out.println("yyy正在登录");User u=null;System.out.println(u.getUname());System.out.println("xxx正在登录");}public User register(){System.out.println("注册成功");return new User("han","zhou");}public User getUser(String uname,String pwd){System.out.println("getUser");return new User(uname,pwd);}public void login(String uname){System.out.println(uname+"正在登录");}}