spring aop 小实例---xml配置

1、下载并导入的jar包(卡了很长时间,一点点尝试,最后才把jar导全)

2、建两个实体类Test(切面类)、Test2

Test类:

  

package main.ioc.aop;

import org.aspectj.lang.ProceedingJoinPoint;

public class Test {

//前置通知(进入环绕后执行,下一步执行方法)
public void before(){
  System.out.println("before");
}

//返回通知(正常返回通知)
public void returnning(){
  System.out.println("returnning");
}

//异常通知(出错时执行)
public void throwing(){
  System.out.println("throwing");
}

//后置通知(返回之前执行,最后总是执行)
public void after(){
  System.out.println("after");
}

//环绕通知(前置通知后执行,可在执行操作方法前后添加操作)
public Object around(ProceedingJoinPoint pjp) throws Throwable{
  System.out.println("around");
  Object object = pjp.proceed();//执行该方法
  System.out.println("around");
  return object;
}

//环绕通知(传参数执行)
public Object aroundbb(ProceedingJoinPoint pjp,String name,int age) throws Throwable{
  System.out.println(name);
  Object object = pjp.proceed();//执行该方法
  System.out.println(age);
  return object;
}
}

 

Test2类:

 

  

package main.ioc.aop;

public class Test2 {

public void say(){
  System.out.println("test2 say");
}

public void bb(String name,int age){
  System.out.println("小米:" + name + "," + age);
  // int a = 1;
  // int b = a/0;
}
}

3、配置xml文件:

  

<?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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-2.0.xsd">

<bean id="test" class="main.ioc.aop.Test"/>
<bean id="test2" class="main.ioc.aop.Test2"/>
<bean id="personServerBean" class="main.ioc.aop.personServerImpl"/>
<bean id="aspectIntercepter" class="main.ioc.aop.AspectIntercepter"/>
  <aop:config >
    <aop:aspect id="myAspect" ref="test">
      <aop:pointcut expression="execution(* main.ioc.aop.Test2.*(..))" id="tes"/>
      <aop:before method="before" pointcut-ref="tes"/>
      <aop:after-returning method="returnning" pointcut-ref="tes"/>
      <aop:after-throwing method="throwing" pointcut-ref="tes"/>
      <aop:after method="after" pointcut-ref="tes"/>
      <aop:around method="around" pointcut-ref="tes"/>
      <aop:around method="aroundbb" pointcut="execution(* main.ioc.aop.Test2.bb(String,int)) and args(name,age)"/>
    </aop:aspect>
  </aop:config>
</beans>

 

4、测试类

      

 

posted @ 2017-04-29 18:47  烈丶凌  阅读(181)  评论(0编辑  收藏  举报