* <p>
     * Wildcard expressions will not filter workgroup names or server names.
     * 
     * @param wildcard
     * @return an iterator over the child resources
     * @throws CIFSException
     */
    CloseableIterator<SmbResource> children ( String wildcard ) throws CIFSException;


    /**
     * @param filter
     *            filter acting on file names