* <code>smb://server/</code>,
     * <li>or <code>null</code> if the resource cannot be resolved.
     * </ul>
     * 
     * If strict resource lifecycle is used, make sure you close the individual files after use.
     *
     * @return An array of <code>SmbResource</code> objects representing file
     *         and directories, workgroups, servers, or shares depending on the context