log4j的使用

package com.pagedemo.aspect;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;

/**
 * 控制主体
 */
@Aspect
@Component
//将文件引入spring容器中
public class HttpAspect {
    private final static Logger logger = LoggerFactory.getLogger(HttpAspect.class);

    @Pointcut("execution(public * com.pagedemo.Controller.UserController.userList(..))")
    public void log(){}


    @Before("log()")
    public void dobefore(JoinPoint joinPoint){
//        JoinPoint
        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = attributes.getRequest();
//        url
        logger.info("url={}",request.getRequestURI());
//        method
        logger.info("method={}",request.getMethod());
//        ip
        logger.info("ip={}",request.getRemoteAddr());
//      类方法
        logger.info("class_method-{}",joinPoint.getSignature().getDeclaringTypeName()+"."+joinPoint.getSignature().getDeclaringType());
//        参数
        logger.info("args={}",joinPoint.getArgs());
    }

    @After("log()")
    public void doafter(){
        logger.info("222222222222");
    }
//获取返回的内容
    @AfterReturning(returning = "object",pointcut = "log()")
    public void doafterReturning(Object object){
        logger.info("response={}",object.toString());

    }}