} catch (final CIFSException e) {
            log.debug("Failed to check for workgroup", e);
            return false;
        }
    }

    /**
     * {@inheritDoc}
     *
     * @see java.net.URLConnection#connect()
     */
    @Override
    public void connect() throws IOException {
        try (SmbTreeHandle th = ensureTreeConnected()) {}
    }

    /**