/**
  * 通过商品编号查询商品
  *
  * @param procode
  * @return
  */
 public ProductVo getProductById(String procode) {
   return productDao.getProductByCode(procode);
 }
 public Serializable saveProduct(TProdList tProdList) throws ServiceException {
   return productDao.saveProduct(tProdList);
 }
 /**
  * 商品查询
  *
  * @param pageNo
  * @param pagesize
  * @return
  */
 public Page listShopProduct(Map<String, String> params) {
   return productDao.listShopProduct(params);
 }