if( DOMAIN == null ) {
            throw new SmbException( "A domain was not specified" );
        }
synchronized (DOMAIN) {
            long now = System.currentTimeMillis();
            int retry = 1;

            do {
                if (dc_list_expiration < now) {
                    NbtAddress[] list = NbtAddress.getAllByName( DOMAIN, 0x1C, null, null );

            }
        }

        return ntlm;
    }


    private synchronized NtlmChallenge getChallengeForDomain ( String domain ) throws UnknownHostException, ServletException {
        if ( domain == null ) {
            throw new ServletException("A domain was not specified");
        }
        long now = System.currentTimeMillis();
        int retry = 1;

        do {

        return doResolve(link, relative, domain, false);
    }


    /**
     * @return
     * @throws URISyntaxException
     * @throws CIFSException
     */
    private DfsReferralData doResolve ( String link, String relative, boolean domain, boolean upper ) throws URISyntaxException, CIFSException {

    /**
     * Indicates whether the OEM-formatted domain name in which the
     * client workstation has membership is supplied in the Type-1 message.
     * This is used in the negotation of local authentication.
     */
    public static final int NTLMSSP_NEGOTIATE_OEM_DOMAIN_SUPPLIED = 0x00001000;

    /**
     * Indicates whether the OEM-formatted workstation name is supplied

     * @param domain
     *            domain for NTLM fallback
     * @param username
     *            user for NTLM fallback
     * @param password
     *            password for NTLM fallback
     */
    public Kerb5Authenticator ( Subject subject, String domain, String username, String password ) {
        super(domain, username, password);
        this.canFallback = true;

        CIFSContext ctx = withAnonymousCredentials();
        try ( SmbFile smbFile = new SmbFile("smb://" + getRequiredProperty(TestProperties.TEST_DOMAIN_SHORT), ctx) ) {
            // if domain is resolved through DNS this will be treated as a server and will enumerate shares instead
            Assume.assumeTrue("Not workgroup", SmbConstants.TYPE_WORKGROUP == smbFile.getType());

     * 
     * @param tc
     *
     * @param req
     *            The request being serviced.
     * @param resp
     *            The response.
     * @param challenge
     *            The domain controller challenge.
     * @return credentials passed in the servlet request
     * @throws IOException
     *             If an IO error occurs.
     */

    /**
     * @return server timezone offset
     * @throws CIFSException
     */
    long getServerTimeZoneOffset () throws CIFSException;


    /**
     * @return server reported domain name
     * @throws CIFSException
     */
    String getOEMDomainName () throws CIFSException;


    /**
     * @return the share we are connected to
     */
    String getConnectedShare ();

    public static final int SID_TYPE_ALIAS = 4;

    public static final int SID_TYPE_DELETED = 6;

    public static final int SID_TYPE_DOM_GRP = 2;

    public static final int SID_TYPE_DOMAIN = 3;

    public static final int SID_TYPE_INVALID = 7;

    public static final int SID_TYPE_UNKNOWN = 8;

    public static final int SID_TYPE_USE_NONE = 0;

    public static final int SID_TYPE_USER = 1;

     * @see jcifs.DfsReferralData#getDomain()
     */
    @Override
    public String getDomain () {
        return this.domain;
    }


    /**
     * @param domain
     *            the domain to set
     */
    public void setDomain ( String domain ) {
        this.domain = domain;
    }


    @Override
    public String getLink () {
        return this.link;
    }