Spring基于注解形式的AOP

1.定义切面、通知、切入点

????? 接口：

package com.tao.spring.aop;import org.springframework.beans.factory.BeanFactory;import org.springframework.context.support.ClassPathXmlApplicationContext;public class TestAop {public static void main(String[] args) {BeanFactory factory = new ClassPathXmlApplicationContext("applicationContext.xml");UserDao userDao = (UserDao) factory.getBean("userDao");userDao.delUser("asd");}}