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