/**
  * 修改页面
  *
  * @return
  */
 @RequestMapping(value = "/update.htm", method = RequestMethod.GET)
 public ModelAndView update(@RequestParam String areaId) {
   ModelAndView modelAndView = new ModelAndView();
   Area area = areaService.findEntityBykey(areaId);
   modelAndView.setViewName("/area/areaAddOrUpdate");
   modelAndView.addObject("area", area);
   return modelAndView;
 }
 /**
  * 查询相应的地区
  *
  * @param id
  * @return
  */
 @RequestMapping(value = "/{id}.json", method = RequestMethod.GET)
 @ResponseBody
 public JSONResult get(@PathVariable String id) {
   JSONResult result = new JSONResult();
   try {
     Area area = areaService.findEntityBykey(id);
     result.setResult(true);
     result.setData(area);
   } catch (Exception e) {
     result.setResult(false);
     result.setErrorDesc("出现异常:" + e.getMessage());
   }
   return result;
 }