代码如下：
拦截类
- Java code
package com.spring.aop.service;import org.aspectj.lang.annotation.Aspect;import org.aspectj.lang.annotation.Before;import org.aspectj.lang.annotation.Pointcut;@Aspectpublic class InterCeptor { @Pointcut("execution (public void com.spring.aop.service.impl.PersonServiceBeanImpl.*(..))") private void anyMethod(){}//声明一个切入点 @Before("anyMethod()")//放入切入点的名称带() public void doBeforCheck(){ System.out.println("我是前置通知！！"); } }业务接口：
- Java code
package com.spring.aop.service;public interface PersonServiceBean { public void save(String name); public void update(String name,Integer id); public String getPersonName(Integer id);}实现类：
- Java code
package com.spring.aop.service.impl;import com.spring.aop.service.PersonServiceBean;public class PersonServiceBeanImpl implements PersonServiceBean{ public void save(String name) { System.out.println("我是存入方法："+name); } public void update(String name, Integer id) { System.out.println("我是更新方法："+id); } public String getPersonName(Integer id) { return "测试："+id; }}配置文件：
- XML code
<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans" 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-2.5.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd"> <!-- <bean name="myTest" class="com.service.impl.PersonServiceImpl"> </bean> <bean id="myTest3" name="myTest4" class="com.service.impl.PersonServiceImpl"/> <bean id="myTest2" name="myTest" class="com.service.impl.PersonServiceImpl"/> <bean id="personServiceImpl" class="com.service.impl.PersonServiceImpl" lazy-init="false" scope="prototype"></bean> --> <aop:aspectj-autoproxy></aop:aspectj-autoproxy> <bean id="interCeptor" class="com.spring.aop.service.InterCeptor"></bean> <bean id="personServiceBeanImpl" class="com.spring.aop.service.impl.PersonServiceBeanImpl"></bean></beans>
测试类：
- Java code
package mytest;import java.lang.reflect.Method;import org.junit.Test;import org.springframework.context.ApplicationContext;import org.springframework.context.support.ClassPathXmlApplicationContext;import com.spring.aop.service.PersonServiceBean;import com.spring.aop.service.impl.PersonServiceBeanImpl;//import com.service.impl.PersonServiceImpl;public class SpringTest { @Test public void myTest(){ ApplicationContext ctx = new ClassPathXmlApplicationContext(new String[]{"bean.xml"});// PersonServiceImpl personServiceFactory = (PersonServiceImpl)ctx.getBean("personServiceImpl");// PersonServiceImpl personServiceFactory2 = (PersonServiceImpl)ctx.getBean("personServiceImpl");// if(personServiceFactory == personServiceFactory2){// System.out.println("====2=====");// }// Class<PersonServiceImpl> cPersonServiceImpl = PersonServiceImpl.class;// personServiceFactory.save(); PersonServiceBean personServiceBeanImpl = (PersonServiceBeanImpl)ctx.getBean("personServiceBeanImpl"); personServiceBeanImpl.save("test"); }}