* @param auth the authentication credentials
     * @return true if the domain is trusted, false otherwise
     * @throws SmbAuthException if authentication fails
     */
    public boolean isTrustedDomain(String domain, final NtlmPasswordAuthentication auth) throws SmbAuthException {
        final HashMap domains = getTrustedDomains(auth);
        if (domains == null) {
            return false;
        }

            throw new SmbException("The requested list operations is invalid: " + u.toString());
        }

        final Set<FileEntry> set = new HashSet<>();

        if (tc.getDfs().isTrustedDomain(tc, locator.getServer())) {
            /*
             * The server name is actually the name of a trusted
             * domain. Add DFS roots to the list.
             */
            try {

        }
        return null;
    }

    /**
     *
     * {@inheritDoc}
     *
     * @see jcifs.DfsResolver#isTrustedDomain(jcifs.CIFSContext, java.lang.String)
     */
    @Override
    public boolean isTrustedDomain(final CIFSContext tf, String domain) throws SmbAuthException {
        synchronized (this.domainsLock) {