public List<SpecialDiscount> getSpecialDiscount(String name, String type, String loginName) {
   return specialDiscountDao.getSpecialDiscount(name, type, loginName);
 }
 public void add(SpecialDiscount specialDiscount) {
   specialDiscountDao.save(specialDiscount);
 }
 public void update(SpecialDiscount specialDiscount, int normalId) {
   specialDiscountDao.update(specialDiscount, normalId);
 }
 public int getCount() {
   int count = specialDiscountDao.getCount();
   return count;
 }
  public List<SpecialDiscount> getSpecialDiscounts() {

    return specialDiscountDao.getSpecialDiscounts();
  }
 public List<SpecialDiscount> getSpecialDiscountsByPage(int pageSize, int pageNow) {
   return specialDiscountDao.queryByPage(pageSize, pageNow);
 }