*/
    protected NtlmServlet() {
        super();
    }

    /** The default domain for NTLM authentication */
    private String defaultDomain;

    /** The domain controller for authentication */
    private String domainController;

    /** Flag to enable load balancing across domain controllers */
    private boolean loadBalance;

    /** Flag to enable basic authentication */

    // checkPublicSuffix("a.b.example.local", null);
    // TLD with only 1 rule.
    checkPublicSuffix("biz", null)
    checkPublicSuffix("domain.biz", "domain.biz")
    checkPublicSuffix("b.domain.biz", "domain.biz")
    checkPublicSuffix("a.b.domain.biz", "domain.biz")
    // TLD with some 2-level rules.
    checkPublicSuffix("com", null)
    checkPublicSuffix("example.com", "example.com")

  private static final class SerializedForm<C extends Comparable> implements Serializable {
    private final DiscreteDomain<C> domain;

    private SerializedForm(DiscreteDomain<C> domain) {
      this.domain = domain;
    }

    private Object readResolve() {
      return new EmptyContiguousSet<>(domain);
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

        doNothing().when(requestWithPath).setFullUNCPath(domain, server, fullPath);
        requestWithPath.setFullUNCPath(domain, server, fullPath);

        verify(requestWithPath, times(1)).setFullUNCPath(domain, server, fullPath);

        // Test with implementation
        testImplementation.setFullUNCPath(domain, server, fullPath);
        assertEquals(domain, testImplementation.getDomain());

 *
 * <pre>
 *        toString: S-1-5-21-4133388617-793952518-2001621813-512
 * toDisplayString: WNET\Domain Admins
 *         getType: 2
 *     getTypeText: Domain group
 *   getDomainName: WNET
 *  getAccountName: Domain Admins
 * </pre>
 *
 *
 * <p>This section is intended for internal use.</p>
 */
public class SID extends rpc.sid_t implements jcifs.SID {

        /** 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.
         *

            // System properties should take precedence (if implemented)
            String domain = testConfig.getDefaultDomain();
            assertTrue(domain.equals("systemdomain") || domain.equals("propsdomain"));

        } finally {
            // Cleanup
            if (originalValue != null) {
                System.setProperty("jcifs.smb.client.domain", originalValue);
            } else {

        NtlmPasswordAuthenticator startAuth = new NtlmPasswordAuthenticator("domain", "user", new String(diffAtStart));
        NtlmPasswordAuthenticator middleAuth = new NtlmPasswordAuthenticator("domain", "user", new String(diffAtMiddle));
        NtlmPasswordAuthenticator endAuth = new NtlmPasswordAuthenticator("domain", "user", new String(diffAtEnd));

        try {

        }
    }

    /**
     * Validates domain name
     *
     * @param domain the domain to validate
     * @throws IllegalArgumentException if domain is invalid
     */
    public static void validateDomain(String domain) {
        if (domain == null) {
            return; // Null domain allowed
        }
        if (domain.length() > MAX_DOMAIN_LENGTH) {