springboot
intellij idea
在spring里面还提供有一种aop拦截器配置,不过大部分的aop拦截器都是围绕着业务层进行拦截处理的。1、建立一个普通的业务操作接口和它的子类:package com.gwolf.service.impl;import com.gwolf.service.IMemberService;import com.gwolf.vo.Member;import org.springframework.stereotype.Service;@Servicepublic class MemberServiceImpl implements IMemberService{ @Override public Member get(String mid) { Member vo = new Member(); vo.setMid(mid); vo.setName('张三'); return vo; }}
现在业务层的操作完成之后随后去修改控制层,让控制层进行业务层的调用。package com.gwolf.controller;import com.gwolf.service.IMemberService;import com.gwolf.util.controller.AbstractBaseController;import com.gwolf.vo.Member;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Controller;import org.springframework.stereotype.Service;import org.springframework.validation.BindingResult;import org.springframework.validation.ObjectError;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.bind.annotation.ResponseBody;import javax.validation.Valid;import java.util.Iterator;@Controllerpublic class MemberController extends AbstractBaseController{ @Autowired private IMemberService memberService; @RequestMapping(value='/member_get', method = RequestMethod.GET) @ResponseBody public Object get(String mid) { return this.memberService.get(mid); }}
访问地址:http://localhost:8080/member_get?mid=100
现在的业务层只是一个纯粹的调用而已,但是现在希望对调用的过程进行拦截处理,所以要想实现这样的处理,那么就需要引入新的开发依赖包,修改pom.xml配置文件:
编写一个aop拦截的控制程序类。package com.gwolf.config;import org.aspectj.lang.ProceedingJoinPoint;import org.aspectj.lang.annotation.Around;import org.aspectj.lang.annotation.Aspect;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.stereotype.Component;import java.util.Arrays;@Aspect@Componentpublic class ServiceAspect { private Logger log = LoggerFactory.getLogger(ServiceAspect.class); @Around('execution(* com.gwolf..service..*.*(..))') public Object aroundInvoke(ProceedingJoinPoint point) throws Throwable { this.log.info('[***Service-Before***]执行参数:' + Arrays.toString(point.getArgs())); Object object = point.proceed(point.getArgs()); this.log.info('[***Service-After***]返回结果:' + object); return object; }}
查看我们业务层的aop拦截输出打印。