Springboot2 配置AOP日志的方法步骤

    <!-- 引入log4j2依赖(注意还有排除依赖) -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-log4j2</artifactId>
    </dependency>
    <!-- 排除exclude掉spring-boot的默认log框架配置 -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter</artifactId>
      <exclusions>
        <exclusion>
          <groupId>org.springframework.boot</groupId>
          <artifactId>spring-boot-starter-logging</artifactId>
        </exclusion>
      </exclusions>
    </dependency>
    <dependency>
      <!-- 加上这个才能辨认到log4j2.yml文件(如果日志要输出到本地或者具体磁盘,需要配置yml) -->
      <groupId>com.fasterxml.jackson.dataformat</groupId>
      <artifactId>jackson-dataformat-yaml</artifactId>
    </dependency>
    <!--AOP的支持依赖-->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-aop</artifactId>
    </dependency>

package com.example.nba.aop;//改成你的包名即可
 
import java.util.Arrays;
 
 
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
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;
 
/**
 * AopLog
 *
 * @author 10905 2019/1/4
 * @version 1.0
 */
@Aspect
@Component
public class AopLog {
  //使用org.slf4j.Logger,这是Spring实现日志的方法
  private final static Logger logger = LoggerFactory.getLogger(AopLog.class);
 
  //	切入点注解的表达式：就是需要AOP的地方(一般是业务逻辑层service,当然服务接口调用层controller也行,两者一起打印日志也行
  //	这个类似正则表达式,可以控制日志的精度(包下,类下,方法下)和切面的类型(业务层面,服务接口层面)相当灵活)
    @Pointcut("execution(* com.example.nba.controller.PlayerApi.*(..))")
  // @Pointcut("execution(* com.example.nba.repository.PlayerRep.*(..))")
  //切入点签名的方法，注意返回值必须是void,相当于切入点的无参构造
  public void mypointcut() {
  }
 
  //	前置增强
  @Before("mypointcut()")
  public void Mybefore(JoinPoint jp) {
    logger.info("*前置增强*调用了【" + jp.getTarget().getClass().getSimpleName() +
        "】的【" + jp.getSignature().getName() + "】的方法，方法入参为【"
        + Arrays.toString(jp.getArgs()) + "】");
    // 接收到请求，记录请求内容(这里同样可以在前置增强配置请求的相关信息)
    ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
    HttpServletRequest request = attributes.getRequest();
    logger.info("请求的地址URL : " + request.getRequestURL().toString());
    logger.info("请求的方式HTTP_METHOD : " + request.getMethod());
    logger.info("请求的IP : " + request.getRemoteAddr());
    logger.info("请求的全类名 : " + jp.getSignature().getDeclaringTypeName() + "." + jp.getSignature().getName());
    logger.info("请求的参数(数组形式) : " + Arrays.toString(jp.getArgs()));
 
  }
 
  //后置增强
  @AfterReturning(pointcut = "mypointcut()", returning = "result")
  public void MyafterReturing(JoinPoint jp, Object result) {
    logger.info("*后置增强*调用了【" + jp.getTarget().getClass().getSimpleName() +
        "】的【" + jp.getSignature().getName() +<strong style="color:transparent">来源gaodai#ma#com搞@代~码$网</strong> "】的方法，方法返回值【" + result + "】");
  }
 
  //	异常抛出增强
  @AfterThrowing(pointcut = "mypointcut()", throwing = "e")
  public void afterThrowing(JoinPoint jp, RuntimeException e) {
    logger.error("*异常增强*【" + jp.getSignature().getName().getClass().getSimpleName() + "】方法发生异常【" + e + "】");
  }
 
  //	最终增强
  @After("mypointcut()")
  public void afterLogger(JoinPoint jp) {
    logger.info("*最终增强*【" + jp.getSignature().getName() + "】方法结束执行。");
  }
 
  //环绕增强
  @Around("mypointcut()")
  public Object aroundLogger(ProceedingJoinPoint jp) throws Throwable {
    logger.info("在==>>" + jp.getTarget().getClass().getName() + "类里面使用AOP环绕增强==");
    logger.info("*环绕增强*调用【" + jp.getTarget().getClass().getSimpleName() + "】的【 " + jp.getSignature().getName()
        + "】方法。方法入参【" + Arrays.toString(jp.getArgs()) + "】");
    try {
      Object result = jp.proceed();
      logger.info("*环绕增强*调用 " + jp.getTarget() + "的【 "
          + jp.getSignature().getName() + "】方法。方法返回值【" + result + "】");
      return result;
    } catch (Throwable e) {
      logger.error(jp.getSignature().getName() + " 方法发生异常【" + e + "】");
      throw e;
    } finally {
      logger.info("*环绕增强*执行finally【" + jp.getSignature().getName() + "】方法结束执行<<==。");
    }
  } 
}