/**
  * 删除指定的仪表属性
  *
  * @param meterId 仪表ID
  * @param meterattrName 属性名称
  * @return 成功或失败消息
  */
 @ResourceMapping(value = "removeAttribute")
 public Resultmsg onRemoveAttribute(
     @RequestParam("meterId") String meterId,
     @RequestParam("meterattrName") String meterattrName) {
   Resultmsg msg = new Resultmsg();
   if (!StringUtils.hasLength(meterId)) {
     msg.setMsg("未能获取到仪表ID");
   } else if (!StringUtils.hasLength(meterattrName)) {
     msg.setMsg("未能获取到属性名称");
   } else {
     try {
       meteruseinfoService.deleteMeteruseattribute(meterattrName, meterId);
       msg.setSuccess("true");
     } catch (Exception e) {
       msg.setMsg(e.getMessage());
     }
   }
   return msg;
 }