private final FramingInputForwarder framingInputTransformer;
public FramingChannelHandler() {
// set up transformations
// channelReader -> framing input -> framing server -> channelWriter
framingInputTransformer = new FramingInputForwarder(
FramingClient.FRAMING_HEADER_SIZE);
channelReader.setNextForwarder(framingInputTransformer);
FramingServerTransformer framingServerTransformer =
new FramingServerTransformer();
framingInputTransformer.setNextForwarder(