@RequestMapping(value = "/parser/getModel", method = RequestMethod.GET)
 public String getModelAttrByUrl(@RequestParam("pageUrl") String url, Model model) {
   log.info(url);
   dao.clearModelAttr();
   dao.downloadModelAttr(url);
   return "redirect:/parser";
 }
 @RequestMapping(value = "/parser/clearModelAttr", method = RequestMethod.GET)
 public String clearModelAttr(Model model) {
   dao.clearModelAttr();
   return "redirect:/parser";
 }