void webClient_OpenWriteCompleted(object sender, System.Net.OpenWriteCompletedEventArgs e) { try { if (e.Error == null) { System.IO.Stream responseStream = e.Result as System.IO.Stream; dynamic obj = e.UserState; System.IO.MemoryStream memoryStream = obj.Stream as System.IO.MemoryStream; string fileName = obj.FileName; if (responseStream != null && memoryStream != null) { string headerTemplate = string.Format("-----------------------------{0}\r\n", _boundaryNo); memoryStream.Position = 0; byte[] byteArr = memoryStream.ToArray(); string data = headerTemplate + string.Format("Content-Disposition: form-data; name=\"{0}\"; filename=\"{1}\"\r\nContent-Type: application/octet-stream\r\n\r\n", queryFileName, fileName); byte[] header = Encoding.UTF8.GetBytes(data); responseStream.Write(header, 0, header.Length); responseStream.Write(byteArr, 0, byteArr.Length); header = Encoding.UTF8.GetBytes("\r\n"); responseStream.Write(byteArr, 0, byteArr.Length); byte[] trailer = System.Text.Encoding.UTF8.GetBytes(string.Format("-----------------------------{0}--\r\n", _boundaryNo)); responseStream.Write(trailer, 0, trailer.Length); } memoryStream.Close(); responseStream.Close(); memoryStream.Dispose(); responseStream.Dispose(); memoryStream = null; responseStream = null; } } finally { Completed = true; } }
protected virtual void OnOpenWriteCompleted(System.Net.OpenWriteCompletedEventArgs e) { }