//返回一个符合条件的库存实体
public ClassStock getGoodsStock(int goodsId)
{
Dao dao = new Dao();
DataTable stockTable = dao.getStockTable(goodsId);
ClassStock goodsStock = toStockClass(stockTable, 0);//重载ToUserClass方法，将Table转为user实体类
return(goodsStock);
}
//将表单行库存数据封装成一个库存实体
public ClassStock toStockClass(DataTable stockTable, int i)
{
ClassStock goodStock = new ClassStock();
goodStock.GoodId = Convert.ToInt32(stockTable.Rows[i].ItemArray[0]);
goodStock.GoodName = stockTable.Rows[i].ItemArray[1].ToString();
goodStock.GoodsNumber = Convert.ToInt32(stockTable.Rows[i].ItemArray[2]);
return(goodStock);
}
protected void Button1_Click(object sender, EventArgs e)
{
ClassStock goodsStock = new ClassStock();
EntityFactory entityFactory = new EntityFactory();
if (Label3.Text.ToString() == "1" && Label4.Text.ToString() == "1")
{
goodsStock = entityFactory.getGoodsStock(2001);
}
if (Label3.Text.ToString() == "1" && Label4.Text.ToString() == "2")
{
goodsStock = entityFactory.getGoodsStock(2002);
}
Label2.Text = goodsStock.GoodsNumber.ToString();
Label2.Visible = true;
}
