安逸的生活

aop切面日志

依赖添加

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

切面日志类

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package com.example.yunxiao_deploy_demo;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.Arrays;

@Slf4j
@Aspect
@Component
public class LogAspect {



    /**
     * 定义切入点
     */
    @Pointcut("execution(* *(..)) && @within(org.springframework.web.bind.annotation.RestController)")
    public void pointcut(){

    }

    /**
     * @description  在连接点执行之前执行的通知
    */
    @Before("pointcut()")
    public void before(JoinPoint joinPoint){

    }

    /**
     * @description  在连接点执行之后执行的通知（返回通知）
     */
    @AfterReturning(pointcut = "pointcut()", returning = "object")
    public void afterReturning(JoinPoint joinPoint, Object object){
        RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = ((ServletRequestAttributes)requestAttributes).getRequest();
        log.info("请求地址 : " + request.getRequestURL().toString());
        log.info("请求参数 : " + Arrays.toString(joinPoint.getArgs()));
        ObjectMapper objectMapper = new ObjectMapper();
        try {
            log.debug("请求结果 : " + objectMapper.writeValueAsString(object));
        } catch (JsonProcessingException e) {
            throw new RuntimeException(e);
        }
    }

    /**
     * @description  在连接点执行之后执行的通知（异常通知）
     */
    @AfterThrowing(pointcut = "pointcut()", throwing = "ex")
    public void afterThrowing(JoinPoint joinPoint, Exception ex){
        RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = ((ServletRequestAttributes)requestAttributes).getRequest();
        log.error("请求地址 : " + request.getRequestURL().toString());
        log.error("请求参数 : " + Arrays.toString(joinPoint.getArgs()));
        if(ex.getStackTrace().length > 0){
            StackTraceElement stackTraceElement = ex.getStackTrace()[0];
            log.error("异常位置 : " + ex.getMessage() + " ：" +stackTraceElement.getClassName() + "." + stackTraceElement.getMethodName() + "("+stackTraceElement.getLineNumber()+")", ex);
        } else {
            log.error("异常位置 : " + ex.getMessage());
        }
    }
}
java