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asp.net建立文件夹

using System.IO;
using System.Web;

namespace SEC
{
    /**////
    /// 对文件和文件夹的操作类
    ///
    public class FileControl
    {
         public FileControl()
         {

         }
         /**////
         /// 在根目录下创建文件夹
         ///
         /// 要创建的文件路径
         public void CreateFolder(string FolderPathName)
         {
             if(FolderPathName.Trim().Length> 0)
             {
                 try
                 {
                      string CreatePath = System.Web.HttpContext.Current.Server.MapPath("http://www.webczw.com/../Images/"+FolderPathName).ToString();
                      if(!Directory.Exists(CreatePath))
                      {
                          Directory.CreateDirectory(CreatePath);
                       }
                 }
                 catch
                 {
                       throw;
                  }
             }
         }

         /**////
         /// 删除一个文件夹下面的字文件夹和文件
         ///
         ///
         public void DeleteChildFolder(string FolderPathName)
         {
              if(FolderPathName.Trim().Length> 0)
              {
                   try
                   {
                         string CreatePath = System.Web.HttpContext.Current.Server.MapPath(FolderPathName).ToString();
                         if(Directory.Exists(CreatePath))
                         {
                              Directory.Delete(CreatePath,true);
                         }
                   }
                   catch
                   {
                         throw;
                    }
             }
         }
         /**////
         /// 删除一个文件
         ///
         public void DeleteFile(string FilePathName)
         {
                 try
                {
                       FileInfo DeleFile = new FileInfo(System.Web.HttpContext.Current.Server.MapPath(FilePathName).ToString());
                       DeleFile.Delete();
                 }
                 catch
                 {

                 }
        }
        public void CreateFile(string FilePathName)
        {
             try
             {
                  //创建文件夹
                  string[] strPath= FilePathName.Split(‘/‘);
                  CreateFolder(FilePathName.Replace("/" + strPath[strPath.Length-1].ToString(),"")); //创建文件夹
                  FileInfo CreateFile =new FileInfo(System.Web.HttpContext.Current.Server.MapPath(FilePathName).ToString()); //创建文件
                  if(!CreateFile.Exists)
                  {
                       FileStream FS=CreateFile.Create();
                       FS.Close();
                   }
              }
              catch
              {

              }
       }
       /**////
       /// 删除整个文件夹及其字文件夹和文件
       public void DeleParentFolder(string FolderPathName)
       {
             try
             {
                   DirectoryInfo DelFolder = new DirectoryInfo(System.Web.HttpContext.Current.Server.MapPath(FolderPathName).ToString());
                   if(DelFolder.Exists)
                   {
                         DelFolder.Delete();
                    }
              }
              catch
              {

              }
        }
        /**////
        /// 在文件里追加内容
        public void ReWriteReadinnerText(string FilePathName,string WriteWord)
        {
              try
              {
                  //建立文件夹和文件
                  //CreateFolder(FilePathName);
                  CreateFile(FilePathName);
                  //得到原来文件的内容
                  FileStream FileRead=new FileStream(System.Web.HttpContext.Current.Server.MapPath(FilePathName).ToString(),FileMode.Open,FileAccess.ReadWrite);
                  StreamReader FileReadWord=new StreamReader(FileRead,System.Text.Encoding.Default);
                  string OldString = FileReadWord.ReadToEnd().ToString();
                  OldString = OldString + WriteWord;
                  //把新的内容重新写入
                  StreamWriter FileWrite=new StreamWriter(FileRead,System.Text.Encoding.Default);
                  FileWrite.Write(WriteWord);
                  //关闭
                  FileWrite.Close();
                  FileReadWord.Close();
                  FileRead.Close();
               }
               catch
               {
                    // throw;
                }
       }
       /**////
       /// 在文件里追加内容
       public string ReaderFileData(string FilePathName)
       {
            try
            {

                 FileStream FileRead=new FileStream(System.Web.HttpContext.Current.Server.MapPath(FilePathName).ToString(),FileMode.Open,FileAccess.Read);
                 StreamReader FileReadWord=new StreamReader(FileRead,System.Text.Encoding.Default);
                 string TxtString = FileReadWord.ReadToEnd().ToString();
                 //关闭
                 FileReadWord.Close();
                 FileRead.Close();
                 return TxtString;
             }
              catch
              {
                     throw;
               }
       }
       /**////
       /// 读取文件夹的文件
       public DirectoryInfo checkValidSessionPath(string FilePathName)
       {
             try
             {
                  DirectoryInfo MainDir = new DirectoryInfo(System.Web.HttpContext.Current.Server.MapPath(FilePathName));
                  return MainDir;
              }
              catch
              {
                    throw;
               }
       }
    }
}

作者:Wilber 类别:编程学习 时间:2011/1/24 12:02:56 评论:0 点击273
标签:  webczw,伟博小城
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