aop-xml-环绕增强

xml代码

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="
    	http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd
        ">
   
   	<bean id="mtm" class="cn.zj.spring.util.MyTransactionManager"></bean>
	
	<bean id="service" class="cn.ljs.spring.service.impl.UserServiceImpl"></bean>
	
	<aop:config>
		<aop:pointcut expression="execution(* cn.zj.spring..*.*(..))" id="exp"/>
		
		<aop:aspect ref="mtm">
			<aop:around method="allMethod" pointcut-ref="exp"/>
		</aop:aspect>
	
	</aop:config>
	

	
</beans>

　　工具类代码

package cn.ljs.spring.util;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Pointcut;

public class MyTransactionManager {
	
	public void allMethod(ProceedingJoinPoint jp) {
		
		
		try {
			System.out.println("开始事务");
			jp.proceed();
			System.out.println("提交事务");
			
			
			
		} catch (Throwable e) {
			// TODO Auto-generated catch block
			System.out.println("回滚事务");
			e.printStackTrace();
		} finally {
			System.out.println("关闭session");
		}
		
	}
	
}