* @return the existing or new session
     */
    public ChatSession getOrCreateSession(final String sessionId, final String userId) {
        if (sessionId != null) {
            final ChatSession session = findSession(sessionId);
            if (session != null) {
                final String sessionUserId = session.getUserId();
                // Validate userId matches - prevent cross-user session access

     * Methods for a Web Crawling Job
     * */
    private static void createWebConfig() {
        final Map<String, Object> requestBody = new HashMap<>();
        // Keep original external URL for stable test results + failure URL for testing
        final String urls = "https://www.codelibs.org/" + "\n" + "http://failure.url";
        final String includedUrls = "https://www.codelibs.org/.*" + "\n" + "http://failure.url.*";

    return new EntrySet<>(this, alternatingKeysAndValues, 0, size);
  }

  static final class EntrySet<K, V> extends ImmutableSet<Entry<K, V>> {
    private final transient ImmutableMap<K, V> map;
    private final transient @Nullable Object[] alternatingKeysAndValues;
    private final transient int keyOffset;
    private final transient int size;

    EntrySet(
        ImmutableMap<K, V> map,

     */
    public boolean changePassword(final String username, final String password) {
        return chains().get(stream -> stream.allMatch(c -> c.changePassword(username, password)));
    }

    /**
     * Deletes a user from all authentication chains.
     * @param user The user to delete.
     */
    public void delete(final User user) {
        chains().of(stream -> stream.forEach(c -> c.delete(user)));

    public void setTotalTokens(final Integer totalTokens) {
        this.totalTokens = totalTokens;
    }

    /**
     * Gets the model name.
     *
     * @return the model name
     */
    public String getModel() {
        return model;
    }

    /**
     * Sets the model name.
     *
     * @param model the model name
     */
    public void setModel(final String model) {

  static class SuperClass {
    final List<Object> notOverriddenInSubclassEvents = new ArrayList<>();
    final List<Object> overriddenNotAnnotatedInSubclassEvents = new ArrayList<>();
    final List<Object> overriddenAndAnnotatedInSubclassEvents = new ArrayList<>();
    final List<Object> differentlyOverriddenNotAnnotatedInSubclassBadEvents = new ArrayList<>();

 */
@GwtCompatible
@NullUnmarked
public final class InternetDomainNameTest extends TestCase {
  private static final InternetDomainName UNICODE_EXAMPLE =
      InternetDomainName.from("j\u00f8rpeland.no");
  private static final InternetDomainName PUNYCODE_EXAMPLE =
      InternetDomainName.from("xn--jrpeland-54a.no");

  /** The Greek letter delta, used in unicode testing. */
  private static final String DELTA = "\u0394";

    public static final String CHILDREN_COMBINATION_MODE_ATTRIBUTE = "combine.children";
    /** Value indicating children should be merged based on element names */
    public static final String CHILDREN_COMBINATION_MERGE = "merge";
    /** Value indicating children should be appended as siblings */
    public static final String CHILDREN_COMBINATION_APPEND = "append";
    /**

     * @param permanent whether the task is permanent
     * @return the {@link TimeoutTask}
     */
    public synchronized TimeoutTask addTimeoutTarget(final TimeoutTarget timeoutTarget, final int timeout, final boolean permanent) {
        final TimeoutTask task = new TimeoutTask(timeoutTarget, timeout, permanent);
        timeoutTaskList.addLast(task);
        start();
        return task;
    }

    /**

     * @throws IOException if an I/O error occurs
     */
    protected void doFile(final HttpServletRequest req, final HttpServletResponse resp, final SmbFile file) throws IOException {
        final byte[] buf = new byte[8192];

        @SuppressWarnings("resource")
        final ServletOutputStream out = resp.getOutputStream();
        String url;
        int n;