/// <summary>
/// 查询商品
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public Produts GetProductWithId(string id)
{
return(servers.GetProductWithId(id));
}
Products IBLL.Cashier.ProductManager.GetProductWithId(string productId)
{
return(server.GetProductWithId(productId));
}