private String authMethod;

    private boolean handshakeComplete;

    static {
        String domain = System.getProperty("http.auth.ntlm.domain");
        if (domain == null) {
            domain = Type3Message.getDefaultDomain();
        }
        DEFAULT_DOMAIN = domain;
    }

    /**
     * Creates a new NTLM HTTP URL connection that wraps an existing HTTP connection.
     *

    }

    @Test
    @DisplayName("Should get user domain")
    void testGetUserDomain() {
        // Given
        String domain = "TESTDOMAIN";
        when(mockCredentials.getUserDomain()).thenReturn(domain);

        // When
        String result = mockCredentials.getUserDomain();

        // Then
        assertEquals(domain, result);
        verify(mockCredentials).getUserDomain();
    }

        /** The SAM server handle */
        public rpc.policy_handle handle;
        /** The desired access rights to the domain */
        public int access_mask;
        /** The SID of the domain to open */
        public rpc.sid_t sid;
        /** The returned handle to the domain */
        public rpc.policy_handle domain_handle;

        /**
         * Constructs a SamrOpenDomain request.
         *

        /** The SAM server handle */
        public rpc.policy_handle handle;
        /** The desired access rights to the domain */
        public int access_mask;
        /** The SID of the domain to open */
        public rpc.sid_t sid;
        /** The returned handle to the domain */
        public rpc.policy_handle domain_handle;

        /**
         * Constructs a SamrOpenDomain request.
         *

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

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

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

     * Retrieves an NTLM challenge from a domain controller for the configured domain.
     *
     * @return the NTLM challenge from the domain controller
     * @throws SmbException if an SMB error occurs
     * @throws UnknownHostException if the domain controller cannot be resolved
     */
    public static NtlmChallenge getChallengeForDomain() throws SmbException, UnknownHostException {
        if (DOMAIN == null) {

     * <p>
     * Specifically, if the SID has
     * been resolved and it is not a domain SID or builtin account,
     * the full DOMAIN\name form of the account will be
     * returned (e.g. MYDOM\alice or MYDOM\Domain Users).
     * If the SID has been resolved but it is is a domain SID,
     * only the domain name will be returned (e.g. MYDOM).
     * If the SID has been resolved but it is a builtin account,

            // Compute Resource Group IDs with Resource Domain ID to get SIDs
            this.resourceGroupSids = new SID[resourceGroups.length];
            for (int i = 0; i < resourceGroups.length; i++) {
                this.resourceGroupSids[i] = new SID(resourceDomainId, resourceGroups[i].getId());
            }

            // Compute User IDs with Domain ID to get User SIDs
            // First extra is user if userId is empty

     *            the configuration to use
     * @param domain
     *            the domain to enumerate servers in
     * @param serverTypes
     *            the types of servers to enumerate
     */
    public NetServerEnum2(final Configuration config, final String domain, final int serverTypes) {
        super(config, SMB_COM_TRANSACTION, NET_SERVER_ENUM2);
        this.domain = domain;
        this.serverTypes = serverTypes;

            final String domain = paramMap.get(CRAWLER_WEB_AUTH + "." + webAuthName + ".domain");
            credentials = new NTCredentials(username, password == null ? StringUtil.EMPTY : password,
                    workstation == null ? StringUtil.EMPTY : workstation, domain == null ? StringUtil.EMPTY : domain);
        } else {