Cglib代理

//被代理类
public class PersonService {
    public void eat(){
        System.out.println("吃饭");
    }
}

//代理类
public class Cglib implements MethodInterceptor{

    private Enhancer enhancer = new Enhancer();

    public Object getProxy(Class clazz){
        enhancer.setSuperclass(clazz);
        enhancer.setCallback(this);
        return enhancer.create();
    }

    @Override
    public Object intercept(Object o, Method method, Object[] objects, MethodProxy methodProxy) throws Throwable {
        System.out.println("拿筷子" + method);
        Object invoke = methodProxy.invokeSuper(o, objects);
        System.out.println("洗碗" + method);
        return invoke;
    }
}
//main
public class Main {

    public static void main(String[] args) {
        Cglib ct = new Cglib();
        PersonService proxy = (PersonService) ct.getProxy(PersonService.class);
        proxy.eat();
    }
}