Spring之AOP XML方式

package aspect;

import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;

public class UserDaoAspect {

public void startSay(){  //告知在xml文件中配置为前置通知
System.out.println("Good Morning");
}
public void endSay(){   //告知在xml文件中配置为后置通知
System.out.println("bye bye");
}
}

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"

xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd"> 
<bean id="userDao" class="dao.UserDaoImpl" />

<bean id="aspectj" class="aspect.UserDaoAspect"></bean>

<aop:config>
<aop:aspect id="myaspectj" ref="aspectj">
<aop:pointcut expression="execution(* dao..*.*(..))" id="mypointcut"/>
<aop:before method="startSay" pointcut-ref="mypointcut"/><!--  前置通知 -->
<aop:after method="endSay" pointcut-ref="mypointcut"/> <!-- 后置通知 -->
</aop:aspect>
</aop:config>
</beans>

package test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import dao.UserDao;
import dao.UserDaoImpl;

public class Test {

/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
ApplicationContext context=new ClassPathXmlApplicationContext("applicationContext.xml");
UserDao dao=(UserDao)context.getBean("userDao");
dao.addUser();
}

}