nopi 导入

public void InportItemCls(string path)
        {
            try
            {
                using (Stream stream = new FileStream(@""+path+"", FileMode.Open, FileAccess.Read))
                {
                    HSSFWorkbook workbook = new HSSFWorkbook(stream);
                    ISheet sheet = workbook.GetSheetAt(0);

                    //读取数据，保存集合
                    //Execel第一行是标题，不是要导入数据库的数据
                    for (int i = 1; i <= sheet.LastRowNum; i++)
                    {
                        IRow row = sheet.GetRow(i);
                        Itemcls itemCls = new Itemcls();

                        itemCls.item_clsno = row.GetCell(0).CellType.ToString().Equals("String") ? row.GetCell(0).StringCellValue : row.GetCell(0).NumericCellValue + "";
temCls.item_clsname = row.GetCell(1).CellType.ToString().Equals("String") ? row.GetCell(1).StringCellValue : row.GetCell(1).NumericCellValue + "";
                        itemCls.cls_parent = row.GetCell(2).CellType.ToString().Equals("String") ? row.GetCell(2).StringCellValue : row.GetCell(2).NumericCellValue + "";

LItemCls.Add(itemCls);

 ////电话号码同样如此
                        //if (row.GetCell(3).CellType == HSSFCell.CELL_TYPE_NUMERIC)
                        //{
                        //    userinfo.Telephone = row.GetCell(3).NumericCellValue.ToString();
                        //}

                        //else
                        //{
                        //    userinfo.Telephone = row.GetCell(3).StringCellValue;
                        //}
                        //userinfo.AddDate = row.GetCell(4).DateCellValue;
                        //userinfo.Address = row.GetCell(5).StringCellValue;
                        ////注意：Excel中可空的地方，Remark可以不填，因此我们需要判断。

                        //if (row.GetCell(6) == null)
                        //{
                        //    userinfo.Remarks = "";
                        //}
                        //else
                        //{
                        //    userinfo.Remarks = row.GetCell(6).StringCellValue;
                        //}
                        //new UserInfoBLL().AddNew(userinfo);

                    }

                }
                //Response.Write("导入数据成功");
            }
            catch (Exception ex)
            {
                //Response.Write("错误：" + ex.Message);
            }
            SaveData();
        }

        public void SaveData()
        {

            for (int i = LItemCls.Count-1; i >= 0; i--)
            {
                string sql = string.Format(@"INSERT INTO [t_bd_item_cls] ([item_clsno],[item_clsname]  ,[cls_parent] ,[display_flag]  ,[return_rate]  ,[IsLeaf]  ,[memo]) VALUES
(‘{0}‘,‘{1}‘,‘{2}‘,‘{3}‘,‘{4}‘,‘{5}‘,‘{6}‘)", LItemCls[i].item_clsno.Trim(), LItemCls[i].item_clsname.Trim(), LItemCls[i].cls_parent.Trim(), LItemCls[i].display_flag.Trim(), LItemCls[i].return_rate.Trim(), LItemCls[i].IsLeaf.Trim(), LItemCls[i].memo.Trim());

                SQLHelper helper = new SQLHelper();
                helper.RunSQL(sql, null);
            }
        }
        #endregion