Method main

src/main/java/test/proxy/JDKProxy.java:12–17

(String[] args)

public class JDKProxy {

    public static void main(String[] args) {
        UserService userService = new UserServiceImpl();
        UserService proxy = (UserService) Proxy.newProxyInstance(userService.getClass().getClassLoader(),
                new Class[]{UserService.class}, new Handler(userService));
        proxy.printName();
    }

}