1.pom.xml
<!-- 7个AOP所需包 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>5.0.8.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>5.0.8.RELEASE</version>
</dependency>
<dependency>
<groupId>aopalliance</groupId>
<artifactId>aopalliance</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.9.2</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.9.2</version>
</dependency>
<dependency>
<groupId>cglib</groupId>
<artifactId>cglib-nodep</artifactId>
<version>3.2.5</version>
</dependency>
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>dom4j</groupId>
<artifactId>dom4j</artifactId>
<version>1.6.1</version>
</dependency>
2.application.xml中头文件
<?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:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd">
<bean id="person" class="com.woodata.test.Person"></bean>
<bean id="personAspect" class="com.woodata.test.PersonAspect"></bean>
<aop:config>
<!-- 切点(在哪里做) -->
<aop:pointcut expression="execution(* *.*.*.*.*(..))" id="pointct"/>
<!-- 切面-->
<aop:aspect ref="personAspect">
<aop:before method="before" pointcut-ref="pointct"/>
<aop:after method="after" pointcut-ref="pointct"/>
</aop:aspect>
</aop:config>
</beans>
person类
package com.woodata.test;
public class Person {
public void goWC(){
System.out.println("我在上厕所");
}
public void goEat(){
System.out.println("我在吃饭");
}
}
personAspect类
package com.woodata.test;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.aspectj.lang.JoinPoint;
public class PersonAspect {
//前置通知
public void before(JoinPoint jp){
Date date = new Date();
SimpleDateFormat sm = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
String date1 = sm.format(date);
System.out.println(date1+":"+jp.getSignature().getName()+"方法开始执行了");
}
//后置通知
public void after(JoinPoint jp){
Date date = new Date();
SimpleDateFormat sm = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
String date1 = sm.format(date);
System.out.println(date1+":"+jp.getSignature().getName()+"方法执行完毕");
}
}
test2测试类
package com.woodata.test;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.woodata.entity.HelloWorld;
public class test2 {
public static void main(String[] args) {
//加载配置文件ClassPathXmlApplictionContext,解析配置文件
ClassPathXmlApplicationContext app = new ClassPathXmlApplicationContext("application.xml");
//获取bean对象
Person person = (Person)app.getBean(Person.class);
person.goWC();
person.goEat();
}
}
效果: