使用切片|使用切片,注解, 打印日志打印日志|注解

注解类

package com.two.elements.annontation; import java.lang.annotation.*; /** * 检查参数 * * @author * @version 1.0 * @date 2019-03-03 02:14:00 */ @Target({ElementType.METHOD}) @Retention(RetentionPolicy.RUNTIME) @Documented @Inherited public @interface CheckParameter {/** * 接口名称 */ String apiName() default ""; }

代码

package com.two.elements.annontation; import com.fasterxml.jackson.databind.ObjectMapper; import com.two.elements.util.IpUtil; 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 org.springframework.util.StopWatch; import org.springframework.web.context.request.RequestContextHolder; import org.springframework.web.context.request.ServletRequestAttributes; import javax.servlet.http.HttpServletRequest; import java.util.Objects; /** * @author * @version 2019-02-01 */ @Aspect @Component public class CheckParameterAspect {private static final Logger logger = LoggerFactory.getLogger(CheckParameterAspect.class); @Around("@annotation(checkParameter)") public Object checkParameter(ProceedingJoinPoint joinPoint, CheckParameter checkParameter) throws Throwable {StopWatch watch = new StopWatch(); watch.start(); HttpServletRequest request = ((ServletRequestAttributes) Objects.requireNonNull(RequestContextHolder.getRequestAttributes())).getRequest(); String apiName = checkParameter.apiName(); String method = request.getMethod(); String url = request.getRequestURL().toString(); String ip = IpUtil.getIpAddr(request); String userAgent = request.getHeader("User-Agent"); String params = ""; try { params = new ObjectMapper().writeValueAsString(joinPoint.getArgs()[0]); } catch (Exception ex) { ex.printStackTrace(); }logger.info("\n------{}------\nURL：{}\nMethod：{}\nIP：{}\nParams：{}\nUser-Agent：{}\n-------------------- 分割线 --------------------", apiName, url, method, ip, params, userAgent); Object result = joinPoint.proceed(); watch.stop(); logger.info("返回数据：{}", result); logger.info("{}耗时：{}毫秒", apiName, watch.getTotalTimeMillis()); return result; }}