/**
     * Indicate that this message should retain it's raw payload
     */
    void retainPayload ();


    /**
     * 
     * @return whether to retain the message payload
     */
    boolean isRetainPayload ();


    /**
     * 
     * @return the raw response message
     */
    byte[] getRawPayload ();


    /**
     * @param rawPayload
     */
    void setRawPayload ( byte[] rawPayload );

     */
    @Override
    protected void haveResponse ( byte[] buffer, int start, int len ) throws SMBProtocolDecodingException {
        if ( isRetainPayload() ) {
            byte[] payload = new byte[len];
            System.arraycopy(buffer, start, payload, 0, len);
            setRawPayload(payload);
        }