mes-client/FileWatcher/Form4.cs

using NPOI.HSSF.UserModel;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Windows.Forms;

namespace FileWatcher
{
    public partial class Form4 : Form
    {
        public Form4()
        {
            InitializeComponent();
        }

        private void label12_Click(object sender, EventArgs e)
        {

        }

        private void textBox7_TextChanged(object sender, EventArgs e)
        {

        }

        private void textBox3_TextChanged(object sender, EventArgs e)
        {

        }
        DataHelper dh = new DataHelper();
        private void Form4_Load(object sender, EventArgs e)
        {
            //DirectoryInfo folder = new DirectoryInfo(@"C:\\Users\\callm\\Desktop\\照片\\");
            //foreach (FileInfo file in folder.GetFiles("*.*", SearchOption.AllDirectories))
            //{
            //    Dictionary<string, object> dic = new Dictionary<string, object>
            //            {
            //                { "em_name", "管理员" },
            //                { "em_code", "ADMIN" },
            //                { "caller", "AGING" }
            //            };
            //    string fp_id;
            //    string fp_path;
            //    BaseUtil.UploadFilesToRemoteUrl("http://192.168.6.253:8099/mes/MEScommon/uploadFiles.action?_noc=1", file.FullName, dic, out fp_path, out fp_id);
            //}
            //var myThread = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\1.xlsx"));
            //myThread.Start();
            //var myThread1 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\2.xlsx"));
            //myThread1.Start();
            //var myThread2 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\3.xlsx"));
            //myThread2.Start();
            //var myThread3 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\4.xlsx"));
            //myThread3.Start();
            //var myThread4 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\5.xlsx"));
            //myThread4.Start();
            //var myThread5 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\6.xlsx"));
            //myThread5.Start();
            //var myThread6 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\7.xlsx"));
            //myThread6.Start();
            //var myThread7 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\8.xlsx"));
            //myThread7.Start();
            //var myThread8 = new Thread(() => SaveFileToJPG(@"C:\Users\callm\Desktop\导入数据\9.xlsx"));
            //myThread8.Start();
        }

        private void textBox4_TextChanged(object sender, EventArgs e)
        {

        }

        private void SaveFileToJPG(string filename)
        {
            DataHelper dh = new DataHelper();
            DataTable dt = ExcelToDataTable(filename, true);
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                string sql = "insert into deviceproduct(dp_id,dp_prodcode,dp_decode)values(deviceproduct_seq.nextval,'" + dt.Rows[i]["dp_prodcode"].ToString() + "','" + dt.Rows[i]["de_code"].ToString() + "')";
                dh.ExecuteSql(sql, "insert");
            }
        }

        public static 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;
                                                case CellType.Formula:
                                                    dataRow[j] = cell.StringCellValue;
                                                    break;
                                            }
                                        }
                                    }
                                    dataTable.Rows.Add(dataRow);
                                }
                            }
                        }
                    }
                }
                return dataTable;
            }
            catch (Exception)
            {
                if (fs != null)
                {
                    fs.Close();
                }
                return null;
            }
        }
    }
}