@Nullable Object element;
    List<Object> extras;

    ToOptionalState() {
      element = null;
      extras = emptyList();
    }

    IllegalArgumentException multiples(boolean overflow) {
      StringBuilder sb =
          new StringBuilder().append("expected one element but was: <").append(element);
      for (Object o : extras) {
        sb.append(", ").append(o);
      }

  }

  /**
   * Duration-based overload of {@link #awaitTermination(long, TimeUnit)}.
   *
   * @since 32.1.0
   */
  @J2ktIncompatible
  default boolean awaitTermination(Duration timeout) throws InterruptedException {
    return awaitTermination(toNanosSaturated(timeout), TimeUnit.NANOSECONDS);
  }

        this.returnCode = returnCode;
    }

    /**
     * Checks if the RPC operation was successful.
     *
     * @return true if successful (return code is ERROR_SUCCESS)
     */
    public boolean isSuccess() {
        return returnCode == ERROR_SUCCESS;
    }

    /**
     * Gets the error message for the current return code.
     *
     * @return a human-readable error message
     */

        // Then
        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Should contain this test method in stack trace
        boolean foundTestMethod = false;
        for (StackTraceElement element : exception.getStackTrace()) {
            if (element.getMethodName().contains("testStackTracePreservation")) {
                foundTestMethod = true;

     */
    public static final String ACCESS_RESULT_DATA = "accessResultData";

    /**
     * Flag indicating whether the access result data has been initialized.
     */
    private boolean initializedData = false;

    /**
     * Initializes the access result with response data and result data.
     *
     * @param responseData The response data from the crawl operation.

    private FesenClient fesenClient;

    private OpenSearchRunner runner;

    @Override
    protected String prepareConfigFile() {
        return "app.xml";
    }

    @Override
    protected boolean isUseOneTimeContainer() {
        return true;
    }

    @Override
    public void setUp() throws Exception {
        // create runner instance
        runner = new OpenSearchRunner();
        // create ES nodes

         *
         * @param locale the locale
         */
        public DateFormatIterator(final Locale locale) {
            this.locale = locale;
        }

        @Override
        public boolean hasNext() {
            return index < STYLES.length;
        }

        @Override
        public DateFormat next() {
            if (!hasNext()) {
                throw new NoSuchElementException();

     * same {@code GenericDeclaration}.
     */
    boolean equalsType(Type type) {
      if (type instanceof TypeVariable) {
        return equalsTypeVariable((TypeVariable<?>) type);
      } else {
        return false;
      }
    }

    private boolean equalsTypeVariable(TypeVariable<?> that) {
      return var.getGenericDeclaration().equals(that.getGenericDeclaration())

    String password;
    /** The ANSI password hash */
    byte[] ansiHash;
    /** The Unicode password hash */
    byte[] unicodeHash;
    /** Flag indicating if hashes are externally provided */
    boolean hashesExternal = false;
    /** The client challenge for NTLM authentication */
    byte[] clientChallenge = null;
    /** The server challenge for NTLM authentication */
    byte[] challenge = null;

    /**

     * @param url the URL to be checked for crawlability
     * @return {@code true} if the URL is crawlable; {@code false} if it matches the exclusion pattern
     */
    protected boolean isUrlCrawlable(final DataStoreParams paramMap, final String url) {
        if (paramMap.containsKey(URL_EXCLUDE_PATTERN)) {
            if (paramMap.get(URL_EXCLUDE_PATTERN) instanceof final String value) {