*/
    protected class StopwordsUpdater implements Closeable {

        /** A flag indicating whether the changes have been committed. */
        protected boolean isCommit = false;

        /** The temporary file to write changes to. */
        protected File newFile;

        /** The writer for the temporary file. */
        protected Writer writer;

     * @throws FessSystemException if unable to store the crawling session
     */
    public synchronized void store(final String sessionId, final boolean create) {
        CrawlingInfo crawlingInfo = create ? null : getCrawlingInfoService().getLast(sessionId);
        if (crawlingInfo == null) {
            crawlingInfo = new CrawlingInfo(sessionId);
            try {

     * @param escapePlus whether to escape plus signs before decoding
     * @return the decoded URL name, or original URL if decoding fails
     */
    default String decodeUrlAsName(final String url, final boolean escapePlus) {
        if (url == null) {
            return null;
        }

        final FessConfig fessConfig = getFessConfig();
        String enc = Constants.UTF_8;

     */
    protected class MappingUpdater implements Closeable {

        /** Flag indicating whether changes should be committed to the file. */
        protected boolean isCommit = false;

        /** Temporary file used for writing updates before committing. */
        protected File newFile;

        /** Writer for outputting content to the temporary file. */

        // Set query builder
        QueryBuilder initialQuery = QueryBuilders.matchQuery("content", "search term");
        queryContext.setQueryBuilder(initialQuery);

        // Add boolean query
        queryContext.addQuery(boolQuery -> {
            boolQuery.filter(QueryBuilders.termQuery("type", "document"));
            boolQuery.must(QueryBuilders.rangeQuery("date").gte("2024-01-01"));
        });

   * ```
   *
   * Applications that require semantically equal headers should convert them into a canonical form
   * before comparing them for equality.
   */
  override fun equals(other: Any?): Boolean = commonEquals(other)

  override fun hashCode(): Int = commonHashCode()

  /**
   * Returns header names and values. The names and values are separated by `: ` and each pair is

   * @since 15.0
   */
  @CanIgnoreReturnValue
  Service startAsync();

  /** Returns {@code true} if this service is {@linkplain State#RUNNING running}. */
  boolean isRunning();

  /** Returns the lifecycle state of the service. */
  State state();

  /**
   * If the service is {@linkplain State#STARTING starting} or {@linkplain State#RUNNING running},

        doc1.put("content", "This is test content");
        documentList.add(doc1);

        long allRecordCount = 100L;
        String allRecordCountRelation = "eq";
        long queryTime = 50L;
        boolean partialResults = false;
        Aggregations aggregations = InternalAggregations.EMPTY;
        FacetResponse facetResponse = new FacetResponse(aggregations);

        SearchResult result =

    if (isCancelled() | localInputFuture == null | localFunction == null) {
      return;
    }
    inputFuture = null;

    if (localInputFuture.isCancelled()) {
      @SuppressWarnings("unchecked")
      boolean unused =
          setFuture((ListenableFuture<O>) localInputFuture); // Respects cancellation cause setting
      return;
    }

    /*

        NtlmHttpFilter customFilter = new NtlmHttpFilter() {
            @Override
            protected NtlmPasswordAuthentication negotiate(HttpServletRequest req, HttpServletResponse resp, boolean skipAuthentication)
                    throws IOException, ServletException {
                if (skipAuthentication) {
                    return null;
                }