C#目錄檔案複製、建立操作

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using System;using System.Data;using System.Configuration;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI.HtmlControls;using System.IO;using System.Xml;namespace FileCopy{    /// <summary>          /// FileDirectoryUtility 類,方法不包含異常處理           /// </summary>           public class FileDirectoryUtility           {               /// <summary>               /// 路徑分割符               /// </summary>              private const string PATH_SPLIT_CHAR = "\\";              /// <summary>               /// 建構函式              /// </summary>              private FileDirectoryUtility()              {               }              /// <summary>              /// 複製指定目錄的所有檔案,不包含子目錄及子目錄中的檔案              /// </summary>               /// <param name="sourceDir">原始目錄</param>              /// <param name="targetDir">目標目錄</param>               /// <param name="overWrite">如果為true,表示覆蓋同名檔案,否則不覆蓋</param>               public static void CopyFiles(string sourceDir, string targetDir, bool overWrite)              {                  CopyFiles(sourceDir, targetDir, overWrite, false);               }              /// <summary>              /// 複製指定目錄的所有檔案              /// </summary>              /// <param name="sourceDir">原始目錄</param>              /// <param name="targetDir">目標目錄</param>               /// <param name="overWrite">如果為true,覆蓋同名檔案,否則不覆蓋</param>               /// <param name="copySubDir">如果為true,包含目錄,否則不包含</param>              public static void CopyFiles(string sourceDir, string targetDir, bool overWrite, bool copySubDir)              {                  //複製目前的目錄檔案                  foreach (string sourceFileName in Directory.GetFiles(sourceDir))                  {                       string targetFileName = Path.Combine(targetDir, sourceFileName.Substring(sourceFileName.LastIndexOf(PATH_SPLIT_CHAR) + 1));                      if (File.Exists(targetFileName))                      {                          if (overWrite == true)                          {                              File.SetAttributes(targetFileName, FileAttributes.Normal);                               File.Copy(sourceFileName, targetFileName, overWrite);                         }                      }                       else                       {                           File.Copy(sourceFileName, targetFileName, overWrite);                      }                   }                  //複製子目錄                  if (copySubDir)                  {                       foreach (string sourceSubDir in Directory.GetDirectories(sourceDir))                       {                          string targetSubDir = Path.Combine(targetDir, sourceSubDir.Substring(sourceSubDir.LastIndexOf(PATH_SPLIT_CHAR) + 1));                          if (!Directory.Exists(targetSubDir))                              Directory.CreateDirectory(targetSubDir);                           CopyFiles(sourceSubDir, targetSubDir, overWrite, true);                       }                  }              }                /// <summary>              /// 剪下指定目錄的所有檔案,不包含子目錄              /// </summary>              /// <param name="sourceDir">原始目錄</param>              /// <param name="targetDir">目標目錄</param>              /// <param name="overWrite">如果為true,覆蓋同名檔案,否則不覆蓋</param>               public static void MoveFiles(string sourceDir, string targetDir, bool overWrite)              {                   MoveFiles(sourceDir, targetDir, overWrite, false);               }               /// <summary>               /// 剪下指定目錄的所有檔案              /// </summary>               /// <param name="sourceDir">原始目錄</param>               /// <param name="targetDir">目標目錄</param>              /// <param name="overWrite">如果為true,覆蓋同名檔案,否則不覆蓋</param>              /// <param name="moveSubDir">如果為true,包含目錄,否則不包含</param>              public static void MoveFiles(string sourceDir, string targetDir, bool overWrite, bool moveSubDir)              {                 //移動目前的目錄檔案                  foreach (string sourceFileName in Directory.GetFiles(sourceDir))                  {                       string targetFileName = Path.Combine(targetDir, sourceFileName.Substring(sourceFileName.LastIndexOf(PATH_SPLIT_CHAR) + 1));                       if (File.Exists(targetFileName))                       {                           if (overWrite == true)                           {                               File.SetAttributes(targetFileName, FileAttributes.Normal);                               File.Delete(targetFileName);                               File.Move(sourceFileName, targetFileName);                          }                       }                      else                       {                          File.Move(sourceFileName, targetFileName);                       }                 }                  if (moveSubDir)                  {                       foreach (string sourceSubDir in Directory.GetDirectories(sourceDir))                      {                          string targetSubDir = Path.Combine(targetDir, sourceSubDir.Substring(sourceSubDir.LastIndexOf(PATH_SPLIT_CHAR) + 1));                           if (!Directory.Exists(targetSubDir))                              Directory.CreateDirectory(targetSubDir);                          MoveFiles(sourceSubDir, targetSubDir, overWrite, true);                          Directory.Delete(sourceSubDir);                      }                  }             }               /// <summary>              /// 刪除指定目錄的所有檔案，不包含子目錄             /// </summary>              /// <param name="targetDir">操作目錄</param>              public static void DeleteFiles(string targetDir)              {                  DeleteFiles(targetDir, false);              }              /// <summary>              /// 刪除指定目錄的所有檔案和子目錄             /// </summary>              /// <param name="targetDir">操作目錄</param>             /// <param name="delSubDir">如果為true,包含對子目錄的操作</param>               public static void DeleteFiles(string targetDir, bool delSubDir)              {                   foreach (string fileName in Directory.GetFiles(targetDir))                   {                      File.SetAttributes(fileName, FileAttributes.Normal);                      File.Delete(fileName);                   }                  if (delSubDir)                   {                       DirectoryInfo dir = new DirectoryInfo(targetDir);                      foreach (DirectoryInfo subDi in dir.GetDirectories())                       {                          DeleteFiles(subDi.FullName, true);                           subDi.Delete();                       }                  }              }               /// <summary>              /// 建立指定目錄               /// </summary>              /// <param name="targetDir"></param>              public static void CreateDirectory(string targetDir)              {                  DirectoryInfo dir = new DirectoryInfo(targetDir);                 if (!dir.Exists)                      dir.Create();              }              /// <summary>              /// 建立子目錄              /// </summary>              /// <param name="targetDir">目錄路徑</param>               /// <param name="subDirName">子目錄名稱</param>              public static void CreateDirectory(string parentDir, string subDirName)              {                   CreateDirectory(parentDir + PATH_SPLIT_CHAR + subDirName);               }                /// <summary>               /// 刪除指定目錄              /// </summary>              /// <param name="targetDir">目錄路徑</param>              public static void DeleteDirectory(string targetDir)              {                   DirectoryInfo dirInfo = new DirectoryInfo(targetDir);                   if (dirInfo.Exists)                  {                      DeleteFiles(targetDir, true);                      dirInfo.Delete(true);                   }               }               /// <summary>               /// 刪除指定目錄的所有子目錄,不包括對目前的目錄檔案的刪除               /// </summary>               /// <param name="targetDir">目錄路徑</param>               public static void DeleteSubDirectory(string targetDir)               {                   foreach (string subDir in Directory.GetDirectories(targetDir))                   {                       DeleteDirectory(subDir);                  }               }               /// <summary>              /// 將指定目錄下的子目錄和檔案產生xml文檔               /// </summary>              /// <param name="targetDir">根目錄</param>               /// <returns>返回XmlDocument對象</returns>               public static XmlDocument CreateXml(string targetDir)               {                  XmlDocument myDocument = new XmlDocument();                   XmlDeclaration declaration = myDocument.CreateXmlDeclaration("1.0", "utf-8", null);                  myDocument.AppendChild(declaration);                  XmlElement rootElement = myDocument.CreateElement(targetDir.Substring(targetDir.LastIndexOf(PATH_SPLIT_CHAR) + 1));                  myDocument.AppendChild(rootElement);                  foreach (string fileName in Directory.GetFiles(targetDir))                   {                      XmlElement childElement = myDocument.CreateElement("File");                      childElement.InnerText = fileName.Substring(fileName.LastIndexOf(PATH_SPLIT_CHAR) + 1);                      rootElement.AppendChild(childElement);                   }                   foreach (string directory in Directory.GetDirectories(targetDir))                   {                      XmlElement childElement = myDocument.CreateElement("Directory");                       childElement.SetAttribute("Name", directory.Substring(directory.LastIndexOf(PATH_SPLIT_CHAR) + 1));                       rootElement.AppendChild(childElement);                      CreateBranch(directory, childElement, myDocument);                  }                  return myDocument;              }               /// <summary>               /// 產生Xml分支               /// </summary>               /// <param name="targetDir">子目錄</param>              /// <param name="xmlNode">父目錄XmlDocument</param>              /// <param name="myDocument">XmlDocument對象</param>              private static void CreateBranch(string targetDir, XmlElement xmlNode, XmlDocument myDocument)               {                  foreach (string fileName in Directory.GetFiles(targetDir))                  {                      XmlElement childElement = myDocument.CreateElement("File");                      childElement.InnerText = fileName.Substring(fileName.LastIndexOf(PATH_SPLIT_CHAR) + 1);                       xmlNode.AppendChild(childElement);                   }                   foreach (string directory in Directory.GetDirectories(targetDir))                  {                      XmlElement childElement = myDocument.CreateElement("Directory");                      childElement.SetAttribute("Name", directory.Substring(directory.LastIndexOf(PATH_SPLIT_CHAR) + 1));                      xmlNode.AppendChild(childElement);                      CreateBranch(directory, childElement, myDocument);                  }              }          }}