Spring-boot 配置Aop获取controller里的request中的参数以及其返回值

本文介绍如何在Spring Boot项目中使用AOP进行日志记录。通过定义一个切面类,实现了对所有Controller请求的统一处理,包括请求开始时记录请求参数及请求结束时输出Controller的返回值。

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首先在你的Maven的pom文件里加入aop的依赖:

  <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-aop</artifactId>
  </dependency>

在spring boot里面一切配置都是很简单的,下面为我所有被请求到的controller加上Aop的功能吧,看码:

package me.jiaobuchong.admin.config;

import javax.servlet.http.HttpServletRequest;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import com.google.gson.Gson;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;;

/**
 * Created by jiaobuchong on 12/23/15.
 */
@Aspect   //定义一个切面
@Configuration
public class LogRecordAspect {
private static final Logger logger = LoggerFactory.getLogger(UserInterceptor.class);

    // 定义切点Pointcut
    @Pointcut("execution(* com.jiaobuchong.web.*Controller.*(..))")
    public void excudeService() {
    }

    @Around("excudeService()")
    public Object doAround(ProceedingJoinPoint pjp) throws Throwable {
        RequestAttributes ra = RequestContextHolder.getRequestAttributes();
        ServletRequestAttributes sra = (ServletRequestAttributes) ra;
        HttpServletRequest request = sra.getRequest();

        String url = request.getRequestURL().toString();
        String method = request.getMethod();
        String uri = request.getRequestURI();
        String queryString = request.getQueryString();
        logger.info("请求开始, 各个参数, url: {}, method: {}, uri: {}, params: {}", url, method, uri, queryString);

        // result的值就是被拦截方法的返回值
        Object result = pjp.proceed();
        Gson gson = new Gson();
        logger.info("请求结束,controller的返回值是 " + gson.toJson(result));
        return result;
    }
}

只要加上上面这个类,Aop就算配置好了,不信,去访问以下你的Controller试试。对比以前配置aop的方式(xml文件),现在的配置都到Java代码里来了,@Configuration这个Annotation就是JavaConfig的典型代表,Spring boot在启动时会会自动去加载这些配置,实现相应的配置功能。这个简单的小例子算是抛砖引玉吧,我也是参考别人的博客,更多细节,查看下面的博客:
http://ysj5125094.iteye.com/blog/2151855

Error creating bean with name 'webMvcObjectMapperConfigurer' defined in class path resource [springfox/documentation/spring/web/SpringfoxWebMvcConfiguration.class]: Initialization of bean failed; nested exception is java.lang.IllegalArgumentException: error at ::0 formal unbound in pointcut at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:628) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:213) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.context.support.PostProcessorRegistrationDelegate.registerBeanPostProcessors(PostProcessorRegistrationDelegate.java:270) ~[spring-context-5.3.28.jar:5.3.28] at org.springframework.context.support.AbstractApplicationContext.registerBeanPostProcessors(AbstractApplicationContext.java:764) ~[spring-context-5.3.28.jar:5.3.28] at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:567) ~[spring-context-5.3.28.jar:5.3.28] at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) ~[spring-boot-2.7.13.jar:2.7.13] at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:731) [spring-boot-2.7.13.jar:2.7.13] at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) [spring-boot-2.7.13.jar:2.7.13] at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) [spring-boot-2.7.13.jar:2.7.13] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1303) [spring-boot-2.7.13.jar:2.7.13] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1292) [spring-boot-2.7.13.jar:2.7.13] at com.hzb.ServerApplication.main(ServerApplication.java:12) [classes/:na] Caused by: java.lang.IllegalArgumentException: error at ::0 formal unbound in pointcut at org.aspectj.weaver.tools.PointcutParser.parsePointcutExpression(PointcutParser.java:319) ~[aspectjweaver-1.9.7.jar:na] at org.springframework.aop.aspectj.AspectJExpressionPointcut.buildPointcutExpression(AspectJExpressionPointcut.java:227) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.aspectj.AspectJExpressionPointcut.obtainPointcutExpression(AspectJExpressionPointcut.java:198) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.aspectj.AspectJExpressionPointcut.getClassFilter(AspectJExpressionPointcut.java:177) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.support.AopUtils.canApply(AopUtils.java:226) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.support.AopUtils.canApply(AopUtils.java:289) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.support.AopUtils.findAdvisorsThatCanApply(AopUtils.java:321) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.framework.autoproxy.AbstractAdvisorAutoProxyCreator.findAdvisorsThatCanApply(AbstractAdvisorAutoProxyCreator.java:128) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.framework.autoproxy.AbstractAdvisorAutoProxyCreator.findEligibleAdvisors(AbstractAdvisorAutoProxyCreator.java:97) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.framework.autoproxy.AbstractAdvisorAutoProxyCreator.getAdvicesAndAdvisorsForBean(AbstractAdvisorAutoProxyCreator.java:78) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.wrapIfNecessary(AbstractAutoProxyCreator.java:341) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.postProcessAfterInitialization(AbstractAutoProxyCreator.java:293) ~[spring-aop-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsAfterInitialization(AbstractAutowireCapableBeanFactory.java:455) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1808) ~[spring-beans-5.3.28.jar:5.3.28] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:620) ~[spring-beans-5.3.28.jar:5.3.28] ... 15 common frames omitted
06-25
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