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private static void EndGetStreamCallback(IAsyncResult ar)
{ FtpState state = (FtpState) ar.AsyncState; Stream requestStream = null; // End the asynchronous call to get the request stream. try { requestStream = state.Request.EndGetRequestStream(ar); // Copy the file contents to the request stream. const int bufferLength = 2048; byte[] buffer = new byte[bufferLength]; int count = 0; int readBytes = 0; FileStream stream = File.OpenRead(state.FileName); do { readBytes = stream.Read(buffer, 0, bufferLength); requestStream.Write(buffer, 0, readBytes); count += readBytes; } while (readBytes != 0); Console.WriteLine ("Writing {0} bytes to the stream.", count); // IMPORTANT: Close the request stream before sending the request. requestStream.Close(); // Asynchronously get the response to the upload request. state.Request.BeginGetResponse( new AsyncCallback (EndGetResponseCallback), state ); } // Return exceptions to the main application thread. catch (Exception e) { Console.WriteLine("Could not get the request stream."); state.OperationException = e; state.OperationComplete.Set(); return; } } |
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