}
        if (logger.isDebugEnabled()) {
            logger.debug("Ignored SID: {} {}", type, sid);
        }
        return null;
    }

    public String getAccountId(final jcifs.smb1.smb1.SID sid) {
        final int type = sid.getType();
        if (logger.isDebugEnabled()) {
            try {
                logger.debug("Processing SID: {} {} {}", type, sid, sid.toDisplayString());