public void doBefore(JoinPoint joinPoint){
   ServletRequestAttributes attributes = (ServletRequestAttributes)RequestContextHolder.getRequestAttributes();
   javax.servlet.http.HttpServletRequest request = attributes.getRequest();
   //url
   logger.info("url={}", request.getRequestURL());
   //ip
   logger.info("ip={}", request.getRemoteAddr());
   //Method:get,post等
   logger.info("method:", request.getMethod());
   //类方法
   logger.info("classMethod={}", joinPoint.getSignature().getDeclaringTypeName() + "." + joinPoint.getSignature().getName());
   //params
   logger.info("params={}", joinPoint.getArgs());
}