Netstream.NetStreamSender.DoSend C# (CSharp) Method

        private void DoSend(NetStreamStorage buff)
        {
            if (!_client.Connected)
            {
                Console.Error.WriteLine("NetStreamSender : can't send. The socket is closed.");
            }
            else
            {
                buff.Flip();
                NetStreamStorage buffer = _packer.PackMessage(buff);
                NetStreamStorage sizeBuffer = _packer.PackMessageSize(buffer.Capacity);
                buff.Position = 0;

                // real sending
                try
                {
                    _outStream.Write(sizeBuffer.ToArray(), 0, sizeBuffer.Capacity);
                    _outStream.Write(buffer.ToArray(), 0, buffer.Capacity);
                    _outStream.Flush();
                }
                catch (IOException e)
                {
                    Console.Error.WriteLine(e.StackTrace);
                }
            }
        }