boolean useNTSmbs;
        SmbComWriteAndX reqx;
        SmbComWrite req;
        ServerMessageBlock resp;

        WriterThread() throws SmbException {
            super("JCIFS-WriterThread");
            useNTSmbs = tree.session.transport.hasCapability(SmbConstants.CAP_NT_SMBS);
            if (useNTSmbs) {
                reqx = new SmbComWriteAndX();