public DataSet findGoodsById(string goodsId)
 {
     return(GoodsDao.GetInstance().findGoodsById(goodsId));
 }
 public bool modifyGoods(int id, string name, string number, string price, string picture, string remarks)
 {
     return(GoodsDao.GetInstance().modifyGoods(id, name, number, price, picture, remarks));
 }
 public bool deleteGoodsList(string goodsList)
 {
     return(GoodsDao.GetInstance().deleteGoodsList(goodsList));
 }
 public bool createGoods(string name, string number, string price, string picture, string remarks)
 {
     return(GoodsDao.GetInstance().createGoods(name, number, price, picture, remarks));
 }
 public DataSet findGoodsList()
 {
     return(GoodsDao.GetInstance().findGoodsList());
 }