static void Main(string[] args)
{
int od = 1;
Console.WriteLine("1（添加商品）；2（修改商品）；3（删除商品）；4（按订单号查询）；5（打印订单）；6（按名称查询）；7（按客户查询）；8（查找金额大于一万的订单）；9（导出XML）");
od = Int32.Parse(Console.ReadLine());
Order order1 = new Order();
OrderService os = new OrderService();
while (od != 0)
{
switch (od)
{
case 1:
os.addOneOrder(ref order1);
break;
case 2:
os.ChangeByNumber(ref order1);
break;
case 3:
os.deleteByNumber(ref order1);
break;
case 4:
os.findOrderByNumber(order1);
break;
case 5:
order1.PrintOrder();
break;
case 6:
os.findOrderByName(order1);
break;
case 7:
os.findOrderByOwner(order1);
break;
case 8:
os.findOrderOver10000(order1);
break;
case 9:
os.Export(order1);
break;
case 10:
os.Import(ref order1);
break;
}
Console.WriteLine("1（添加商品）；2（修改商品）；3（删除商品）；4（按订单号查询）；5（打印订单）；6（按名称查询）；7（按客户查询）；8（查找金额大于一万的订单）；9（导出XML）；10（导入XML）");
od = Int32.Parse(Console.ReadLine());
}
}
