通过配置文件配置

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<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation=" http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
 <!--  配置目标对象  -->
<bean id="userService" class="com.spring.aop.service.UserServiceImpl"/>
 <!--  配置通知对象  -->
<bean id="myAdvice" class="com.spring.aop.advice.MyAdvice"/>
 <!--  配置切入  -->
<aop:config>
<!--

public void com.spring.aop.service.UserServiceImpl.add()

void com.spring.aop.service.UserServiceImpl.add()

* com.spring.aop.service.UserServiceImpl.add()

* com.spring.aop.service.UserServiceImpl.*()

* com.spring.aop.service.ServiceImpl.(..)

* com.spring.aop.service..ServiceImpl.(..)

-->
<!--  配置切入点  -->

<aop:pointcut expression="execution(* com.spring.aop.service.ServiceImpl.(..))" id="pc"/>

<!--  配置切面   切入点与增强的结合  -->

<aop:aspect ref="myAdvice">

<!--  前置通知  -->

<aop:before method="before" pointcut-ref="pc"/>

<aop:after-returning method="afterReturn" pointcut-ref="pc"/>

<aop:around method="around" pointcut-ref="pc"/>

<aop:after-throwing method="afterException" pointcut-ref="pc"/>

<aop:after method="after" pointcut-ref="pc"/>

</aop:aspect>

</aop:config>

</beans>