C#文件及目录处理

  public string DisposeDirc(string SendPath,bool DisposeType)
  {
   try
   {
    if(SendPath.Substring(SendPath.Length - 1,1) != @"\")
     SendPath = SendPath + @"\";
    DirectoryInfo dirc = new DirectoryInfo(SendPath);
    string DircSum = "";
    if(dirc.Exists)
    {
     if(DisposeType)
     {
      foreach(DirectoryInfo Dic in dirc.GetDirectories())
      {
       if(DircSum == "")
        DircSum = Dic.Name;
       else
           DircSum = DircSum + '|' +  Dic.Name;
      }
     }
     else
     {
      dirc.Delete(true);
      DircSum = "  ";
     }
    }
    return DircSum;
   }
   catch(Exception ex)
   {
    throw ex;
   }
  }
  public void GetRemoteFile(ref ArrayList ArrL,string Path)
  {
   try
   {
    if(Path.Substring(Path.Length - 1,1) != @"\")
     Path = Path + @"\";
    string AddressIp = (GetTcpip()).ToString();
    DirectoryInfo dirc = new DirectoryInfo(Path);
    if(dirc.Exists)
    {
     foreach(FileInfo file in dirc.GetFiles())
     {
      ListViewProperty Lvp = new ListViewProperty();
      Lvp.FName = file.Name;
      Lvp.FSize = file.Length.ToString();
      Lvp.AddIp = AddressIp;
      Lvp.CreateTime = file.CreationTime.ToString();
      Lvp.ChangeTime = file.LastAccessTime.ToString();
      Lvp.SaveDir = file.DirectoryName;
      Lvp.FileDir = file.FullName;
      int Index = Lvp.SaveDir.LastIndexOf(@"\");
      Lvp.FMachine= Lvp.SaveDir.Substring( Index + 1);
      ArrL.Add(Lvp);
     }
    }
   }
   catch(Exception ex)
   {
    throw ex;
    return ;
   }
  }
  public void GetFileStream(ref StreamReader Sr,string Path)
  {
   try
   {
    FileInfo file = new FileInfo(Path);
    if(file.Exists)
    {
     Sr = new StreamReader(Path);
    }
   }
   catch(Exception ex)
   {
    throw ex;
   }
  }