>In case there are too many indents - or when you do not know how many objects to dispose
>
>
>
>
> public static void Main()
> {
> StringBuilder loStringBuilder = new StringBuilder();
>
> // this part outside the loop - even at class level if possible
>
> Uri uri = new Uri(lcURI);
> NetworkCredential credentials = new System.Net.NetworkCredential(cUsername, cPassword);
>
> // FTP setup
> var loFtpWebRequest = System.Net.FtpWebRequest.Create(uri);
> loFtpWebRequest.Credentials = credentials;
> loFtpWebRequest.Method = System.Net.WebRequestMethods.Ftp.ListDirectoryDetails;
>
> // If we use FTP/SSL (AUTH SSL)
> // If ( nNoFTPProtocol == 2)
> // loFtpWebRequest.EnableSsl = true;
>
>
> using( var toDispose = new DisposableCollection())
> {
> var loFtpWebResponse = loFtpWebRequest.GetResponse();
> toDispose.Add(loFtpWebResponse);
>
> var s = loFtpWebResponse.GetResponseStream();
> toDispose.Add(s);
>
> var loStreamReader = new StreamReader(s);
> toDispose.Add(loStreamReader);
> loStringBuilder.Append(loStreamReader.ReadToEnd());
>
> }
> Console.WriteLine("{0}", loStringBuilder.ToString());
> Console.ReadLine();
>
> }
>
>
>
>
> public class DisposableCollection : IDisposable
> {
>
> //______________________________________________________________________
> private Stack<IDisposable> ObjectStack = new Stack<IDisposable>();
> private bool Disposed = false;
> //______________________________________________________________________
> public void Add(IDisposable obj)
> {
> if (Disposed)
> throw new ObjectDisposedException("Already disposed");
>
> if( obj != null )
> lock (ObjectStack)
> ObjectStack.Push(obj);
>
> }
> //______________________________________________________________________
> public void Dispose()
> {
> Dispose(true);
> GC.SuppressFinalize(this);
> }
> //______________________________________________________________________
> protected virtual void Dispose(bool disposing)
> {
> if( !Disposed )
> {
> Disposed = true;
>
> if (disposing)
> {
> if (ObjectStack != null)
> {
> lock (ObjectStack)
> {
> while (ObjectStack.Count > 0)
> {
> IDisposable obj = ObjectStack.Pop();
> //Console.WriteLine("Disposing {0}", obj);
> obj.Dispose();
> }
> }
> ObjectStack = null;
> }
> }
>
>
>
>
> // Release unmanaged resources
> }
> }
> //______________________________________________________________________
> ~DisposableCollection()
> {
> Dispose(false);
> }
> //______________________________________________________________________
> }
>Very neat !
