private IByteBuffer GetByteBuffer(TransportMessage message, out int contentLength) { contentLength = 0; if (!message.IsHttpResultMessage()) { return(null); } var httpResultMessage = message.GetContent <HttpResultMessage>(); var data = Encoding.UTF8.GetBytes(_serializer.Serialize(httpResultMessage)); contentLength = data.Length; return(Unpooled.WrappedBuffer(data)); }