WebServerTask.HttpServer.WriteResponseAsync C# (CSharp) Метод

        private async Task WriteResponseAsync(string RequestMsg, string ResponseMsg, bool urlFound, byte[] bodyArray, IOutputStream os)
        {
            try  //The appService will die after a day or so. Let 's try catch it seperatly so the server will still return
            {
                var updateMessage = new ValueSet();
                updateMessage.Add("Request", RequestMsg);
                updateMessage.Add("Response", ResponseMsg);
                var responseStatus = await appServiceConnection.SendMessageAsync(updateMessage);
            }
            catch (Exception) { }

            try
            { 
            MemoryStream bodyStream = new MemoryStream(bodyArray);
                using (Stream response = os.AsStreamForWrite())
                {
                    string header = GetHeader(urlFound, bodyStream.Length.ToString());
                    byte[] headerArray = Encoding.UTF8.GetBytes(header);
                    await response.WriteAsync(headerArray, 0, headerArray.Length);
                    if (urlFound)
                        await bodyStream.CopyToAsync(response);
                    await response.FlushAsync();
                }
            }
            catch (Exception) { }
        }