javaee spring aop 的实现

文件路径如下

 

 

1.pom.xml

<dependencies>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context</artifactId>
        <version>5.2.8.RELEASE</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-aspects</artifactId>
        <version>4.3.7.RELEASE</version>
    </dependency>
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.13.2</version>
        <scope>test</scope>
    </dependency>
</dependencies>

2.application-confifig.xml

<?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"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
       http://www.springframework.org/schema/aop
       http://www.springframework.org/schema/aop/spring-aop-2.0.xsd">
    <bean id="Calculation"
          class="com.hncj.demo.service.CalculationImpl"/> <!--<bean id="aspcejHandler" class="com.tgb.aop.AspceJAdvice"/>-->
    <bean id="AnnoAdvice" class="com.hncj.demo.anno.AnnoAdvice"/>
    <aop:aspectj-autoproxy></aop:aspectj-autoproxy>
</beans>

3.Calculation

package com.hncj.demo.service;

public interface Calculation {
    public void add();

    public void s();

    public void m();

    public void d();
}

4.CalculationImpl

package com.hncj.demo.service;

public class CalculationImpl implements Calculation {
    @Override
    public void add() {
        System.out.println("a");
    }

    @Override
    public void s() {
        System.out.println("s");
    }

    @Override
    public void m() {
        System.out.println("m");
    }

    @Override
    public void d() {
        System.out.println("d");
    }
}

5.AnnoAdvice

package com.hncj.demo.anno;

import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;

@Aspect
public class AnnoAdvice {
    @Pointcut("execution(* com.hncj.demo.service.CalculationImpl.*(..))")
    public void pointcut() {
    }

    @Before("pointcut()")
    public void before() {
        System.out.println("前置");
    }

    @After("pointcut()")
    public void after() {
        System.out.println("后置");
    }
}

6.Mytest 

import com.hncj.demo.service.Calculation;
import org.junit.Test;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class Mytest {
    @Test
    public void annoTest() {
        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("application-config.xml");
        Calculation calculation = context.getBean("Calculation", Calculation.class);
        calculation.add();
    }
}