用NOPI将上传的EXCEL,转换得到DataTable,用SqlBulkCopy将数据写入数据库表中,配置添加默认列及值,对应数据库字段写入数据

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title>上传数据</title>
    <script src="../../../res/js/jquery.js" type="text/javascript"></script>
    <script type="text/javascript">
        $(document).ready(function () {

            //上传按钮对文件格式进行判断
            $(‘#Button_up‘).click(function () {
                var filename = $(‘#FileUpload1‘).val();
                if (filename == ‘‘) {
                    alert(‘请上传文件‘);
                    return false;
                }
                else {
                    var exec = (/[.]/.exec(filename)) ? /[^.]+$/.exec(filename.toLowerCase()) : ‘‘;
                    if (!(exec == "xlsx" || exec == "xls")) {
                        alert(‘文件格式不正确,请上传excel文件!‘);
                        return false;
                    }
                }
                return true;
            });
        });
    </script>
</head>
<body>
    <form id="form1" runat="server">
    
    <div  style="height:50px;line-height:50px;text-align:center;">
        <asp:FileUpload ID="FileUpload1" runat="server" Height="25px"/>
        <asp:Button ID="Button_up" runat="server" Text="上 传" OnClick="ButtonUpClick" Height="25px" />
    </div>
    </form>
</body>
</html>

 后台

using System.Data;
using System.IO;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;
using NPOI.HSSF.UserModel;
using System.Data.SqlClient;
using Maticsoft.DBUtility;

        /// <summary>
        /// 将EXCEL文件上传到服务器,并插入数据库
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void ButtonUpClick(object sender, EventArgs e) 
        {
            int id = ConvertHelper.Cint0(hidId.Text);
            if (id == 0) 
            {
                try
                {
                    #region 后台对文件格式进行校验
                    var filename = this.FileUpload1.FileName;
                    if (string.IsNullOrEmpty(filename))
                    {
                        FineUI.Alert.ShowInParent("请选择上传的文件!", FineUI.MessageBoxIcon.Warning);
                        return;
                    }
                    if (!(filename.IndexOf(".xls") > 0 || filename.IndexOf(".xlsx") > 0))
                    {
                        FineUI.Alert.ShowInParent("文件格式有误,请上传EXCEL文件", FineUI.MessageBoxIcon.Warning);
                        return;
                    }
                    #endregion

                    //上传路径
                    string path = Server.MapPath("~/") + "WebManage\\BaseTotalWeb\\UploadWeb\\FileTmp\\";

                    //将文件保存到临时路径下
                    string timeStamp = System.DateTime.Now.ToString("yyyyMMddHHmmssfff");
                    string retStr = UpLoadFiles.FileUpload(path, this.FileUpload1, timeStamp);
                    if (retStr.Equals("上传失败"))
                    {
                        FineUI.Alert.ShowInParent("服务忙,请稍后重试", FineUI.MessageBoxIcon.Warning);
                        return;
                    }

                    //获取DataTable
                    DataTable dt = this.ExcelToDataTable(path + timeStamp + this.FileUpload1.FileName, true);

                    //删除该临时文件
                    DirFileHelper.DeleteFile(path + timeStamp + this.FileUpload1.FileName);

                    if (dt == null)
                    {
                        FineUI.Alert.ShowInParent("无法获取文件内容", FineUI.MessageBoxIcon.Error);
                        return;
                    }

                    //上传订单号
                    DateTime dtime = System.DateTime.Now;
                    string strno ="up"+ BaseTotalBll.GetInstence().NextCheckCard(dtime);

                    #region 添加相应的列
                    //添加一列upOrderNum 并赋值
                    DataColumn dc = new DataColumn("upOrderNum", typeof(string));
                    dc.DefaultValue = strno;
                    dt.Columns.Add(dc);

                    //添加upMan 上传人
                    DataColumn dcUpMan = new DataColumn("upMan", typeof(string));
                    dcUpMan.DefaultValue = OnlineUsersBll.GetInstence().GetOnlineUsersModel().Manager_LoginName;//获取系统当前用户名
                    dt.Columns.Add(dcUpMan);

                    //添加isOk 是否使用
                    DataColumn dcisOk = new DataColumn("isOk", typeof(int));
                    dcisOk.DefaultValue =0;
                    dt.Columns.Add(dcisOk);

                    //添加cardType 卡类型 0 为设定 1 1年卡 2、2年卡 3、3年卡
                    DataColumn dccardType = new DataColumn("cardType", typeof(int));
                    dccardType.DefaultValue = 0;
                    dt.Columns.Add(dccardType);

                    //添加isBegin是否激活
                    DataColumn dcisBegin = new DataColumn("isBegin", typeof(int));
                    dcisBegin.DefaultValue = 0;
                    dt.Columns.Add(dcisBegin);

                    //添加isDown 是否导出
                    DataColumn dcisDown = new DataColumn("isDown", typeof(int));
                    dcisDown.DefaultValue = 0;
                    dt.Columns.Add(dcisDown);

                    //添加isDel  是否删除
                    DataColumn dcisDel = new DataColumn("isDel",typeof(int));
                    dcisDel.DefaultValue = 0;
                    dt.Columns.Add(dcisDel);

                    //添加上传人createMan
                    DataColumn dccreateMan = new DataColumn("createMan",typeof(string));
                    dccreateMan.DefaultValue = OnlineUsersBll.GetInstence().GetOnlineUsersModel().Manager_LoginName;
                    dt.Columns.Add(dccreateMan);
                    #endregion
                   
                    SqlTransaction tran = null;
                    using (SqlConnection conn = new SqlConnection(DbHelperSQL.connectionString))
                    {
                        conn.Open();//打开链接  
                        using (tran = conn.BeginTransaction())
                        {
                            using (SqlBulkCopy copy = new SqlBulkCopy(conn, SqlBulkCopyOptions.KeepIdentity, tran))
                            {
                                copy.BulkCopyTimeout = 60;
                                copy.BatchSize = dt.Rows.Count;
                                copy.DestinationTableName = "SLWIFI.dbo.[T_Base_CardList]";

                                copy.ColumnMappings.Add("upOrderNum", "upOrderNum");
                                copy.ColumnMappings.Add("ICCID号", "cardCTCC");
                                copy.ColumnMappings.Add("接入号码", "cardAccess");
                                copy.ColumnMappings.Add("upMan", "upMan");
                                copy.ColumnMappings.Add("isOk", "isOk");
                                copy.ColumnMappings.Add("cardType", "cardType");
                                copy.ColumnMappings.Add("isBegin", "isBegin");
                                copy.ColumnMappings.Add("isDown", "isDown");
                                copy.ColumnMappings.Add("isDel", "isDel");
                                copy.ColumnMappings.Add("createMan", "createMan");

                                copy.WriteToServer(dt);
                                tran.Commit();
                                copy.Close();
                            }
                        }
                        conn.Close();
                    }

                }
                catch (Exception ex)
                {
                    string str = ex.ToString();
                    FineUI.Alert.ShowInParent("上传失败", FineUI.MessageBoxIcon.Error);
                    return;
                }
                FineUI.Alert.ShowInParent("上传成功", FineUI.MessageBoxIcon.Information);
                return;
            }
        }
      
        /// <summary>
        /// 将excel导入到datatable
        /// </summary>
        /// <param name="filePath">excel路径</param>
        /// <param name="isColumnName">第一行是否是列名</param>
        /// <returns>返回datatable</returns>
        public DataTable ExcelToDataTable(string filePath, bool isColumnName)
        {
            DataTable dataTable = null;
            FileStream fs = null;
            DataColumn column = null;
            DataRow dataRow = null;
            IWorkbook workbook = null;
            ISheet sheet = null;
            IRow row = null;
            ICell cell = null;
            int startRow = 0;
            try
            {
                using (fs = File.OpenRead(filePath))
                {
                    // 2007版本
                    if (filePath.IndexOf(".xlsx") > 0)
                        workbook = new XSSFWorkbook(fs);
                    // 2003版本
                    else if (filePath.IndexOf(".xls") > 0)
                        workbook = new HSSFWorkbook(fs);

                    if (workbook != null)
                    {
                        sheet = workbook.GetSheetAt(0);//读取第一个sheet,当然也可以循环读取每个sheet
                        dataTable = new DataTable();
                        if (sheet != null)
                        {
                            int rowCount = sheet.LastRowNum;//总行数
                            if (rowCount > 0)
                            {
                                IRow firstRow = sheet.GetRow(0);//第一行
                                int cellCount = firstRow.LastCellNum;//列数

                                //构建datatable的列
                                if (isColumnName)
                                {
                                    startRow = 1;//如果第一行是列名,则从第二行开始读取
                                    for (int i = firstRow.FirstCellNum; i < cellCount; ++i)
                                    {
                                        cell = firstRow.GetCell(i);
                                        if (cell != null)
                                        {
                                            if (cell.StringCellValue != null)
                                            {
                                                column = new DataColumn(cell.StringCellValue);
                                                dataTable.Columns.Add(column);
                                            }
                                        }
                                    }
                                }
                                else
                                {
                                    for (int i = firstRow.FirstCellNum; i < cellCount; ++i)
                                    {
                                        column = new DataColumn("column" + (i + 1));
                                        dataTable.Columns.Add(column);
                                    }
                                }

                                //填充行
                                for (int i = startRow; i <= rowCount; ++i)
                                {
                                    row = sheet.GetRow(i);
                                    if (row == null) continue;

                                    dataRow = dataTable.NewRow();
                                    for (int j = row.FirstCellNum; j < cellCount; ++j)
                                    {
                                        cell = row.GetCell(j);
                                        if (cell == null)
                                        {
                                            dataRow[j] = "";
                                        }
                                        else
                                        {
                                            //CellType(Unknown = -1,Numeric = 0,String = 1,Formula = 2,Blank = 3,Boolean = 4,Error = 5,)
                                            switch (cell.CellType)
                                            {
                                                case CellType.Blank:
                                                    dataRow[j] = "";
                                                    break;
                                                case CellType.Numeric:
                                                    short format = cell.CellStyle.DataFormat;
                                                    //对时间格式(2015.12.5、2015/12/5、2015-12-5等)的处理
                                                    if (format == 14 || format == 31 || format == 57 || format == 58)
                                                        dataRow[j] = cell.DateCellValue;
                                                    else
                                                        dataRow[j] = cell.NumericCellValue;
                                                    break;
                                                case CellType.String:
                                                    dataRow[j] = cell.StringCellValue;
                                                    break;
                                            }
                                        }
                                    }
                                    dataTable.Rows.Add(dataRow);
                                }
                            }
                        }
                    }
                }
                return dataTable;
            }
            catch (Exception)
            {
                if (fs != null)
                {
                    fs.Close();
                }
                return null;
            }
        }    

 

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