question: creates a lengthfieldbasedframedecoder where the first 8 bytes are the length of the frame . this is used before all decoders . concode_field_sep PlaceHolder placeHolder concode_field_sep PooledByteBufAllocator createPooledByteBufAllocator concode_elem_sep EventLoopGroup createEventLoop concode_elem_sep ThreadFactory createThreadFactory concode_elem_sep String getRemoteAddress concode_elem_sep int getPrivateStaticField concode_elem_sep Class<? extends Channel> getClientChannelClass concode_elem_sep Class<? extends ServerChannel> getServerChannelClass
target: TransportFrameDecoder function ( ) { return new TransportFrameDecoder ( ) ; }