}

    class WriterThread extends Thread {
        byte[] b;
        int n;
        long off;
        boolean ready;
        SmbFile dest;
        SmbException e = null;
        boolean useNTSmbs;
        SmbComWriteAndX reqx;
        SmbComWrite req;
        ServerMessageBlock resp;

        WriterThread() throws SmbException {

             */
            if ( this.fileLocator.overlaps(dest.getLocator()) ) {
                throw new SmbException("Source and destination paths overlap.");
            }

            WriterThread w = new WriterThread();
            w.setDaemon(true);

            try {
                w.start();
                // use commonly acceptable buffer size