protected String charset = Constants.UTF_8;

    /** Helper for managing content length limits */
    @Resource
    protected ContentLengthHelper contentLengthHelper;

    /** Flag to track initialization status */
    protected AtomicBoolean isInit = new AtomicBoolean(false);

    /**
     * Constructs a new FileSystemClient.
     */
    public FileSystemClient() {
        // Default constructor

     * Defaults to normal thread priority.
     */
    protected int crawlerPriority = Thread.NORM_PRIORITY;

    /**
     * Thread-safe list of active data crawling threads.
     * Used to track and manage all currently running crawler threads.
     */
    protected final List<DataCrawlingThread> dataCrawlingThreadList = Collections.synchronizedList(new ArrayList<>());

    /**

                    } else {
                        doc.put(scoreField, Float.valueOf(rrfScore));
                        documentsByIdMap.put(id, doc);
                    }
                    // Track documents from main searcher (index 0) within window size
                    if (searcherIndex == 0 && docRank < windowSize / 2) {
                        mainSearcherIdSet.add(id);
                    }
                }

    /** Array of supported file protocols for URL classification. */
    protected String[] fileProtocols = { "file:", "smb:", "smb1:", "ftp:", "storage:" };

    /** Queue to track the current XML element hierarchy during parsing. */
    protected LinkedList<String> tagQueue;

    /** List to store parsed label types for access control. */
    protected List<LabelType> labelList;

     * Each access result is transformed into a document map and added to the document list.
     *
     * @param docList the document list to add processed documents to
     * @param accessResultList the list to track processed access results for cleanup
     * @param arList the list of access results to process
     */
    private void processAccessResults(final DocList docList, final List<OpenSearchAccessResult> accessResultList,

query.max.length=1000
# Timeout (ms) for search queries.
query.timeout=10000
# Whether to enable logging for query timeouts.
query.timeout.logging=true
# Maximum number of total hits to track in queries.
query.track.total.hits=10000
# Fields used for geo search queries.
query.geo.fields=location
# Parameter name for browser language in queries.
query.browser.lang.parameter.name=browser_lang

    /**
     * Get the value for the key 'query.track.total.hits'. <br>
     * The value is, e.g. 10000 <br>
     * comment: Maximum number of total hits to track in queries.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getQueryTrackTotalHits();

    /**
     * Get the value for the key 'query.track.total.hits' as {@link Integer}. <br>

         */
        public SearchConditionBuilder scroll() {
            isScroll = true;
            return this;
        }

        /**
         * Sets the track total hits configuration.
         *
         * @param trackTotalHits the track total hits setting
         * @return this builder for method chaining
         */
        public SearchConditionBuilder trackTotalHits(final String trackTotalHits) {

    public static final String FESS_VAR_PATH = "fess.var.path";

    /** Fess log level configuration key. */
    public static final String FESS_LOG_LEVEL = "fess.log.level";

    /** Track total hits configuration key. */
    public static final String TRACK_TOTAL_HITS = "track_total_hits";

    /** System property prefix for Fess configuration. */

        // ## Note: There's no Curl.trace() factory method, but we can use the constructor ##

        // ## Act ##
        final CurlRequest request = new CurlRequest(Method.TRACE, "http://example.com");

        // ## Assert ##
        assertNotNull(request);
        assertEquals(Method.TRACE, request.method());
    }

    @Test
    public void test_MethodEnumValueOf() {