@RequestMapping("/admin/ajax/product-variants/load-product-variants-entry")
 @ResponseBody
 public Map<String, Object> loadProductVariantEntry(String valuesId, HttpServletRequest request) {
   int id = StringUtils.hasLength(valuesId) ? Integer.parseInt(valuesId) : 0;
   Map<String, Object> data = productVariantService.loadProductEntry(id);
   boolean success = (data != null);
   Map<String, Object> response = new HashMap<String, Object>();
   response.put("success", success);
   response.put("data", data);
   return response;
 }