protected boolean isContentUpdated(final CrawlerClient client, final UrlQueue<?> urlQueue) {
        if (ComponentUtil.getFessConfig().isIncrementalCrawling()) {

            final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
            final long startTime = systemHelper.getCurrentTimeAsLong();

            final FessConfig fessConfig = ComponentUtil.getFessConfig();

     * @return an optional WebConfig entity with updated metadata
     */
    public static OptionalEntity<WebConfig> getWebConfig(final CreateForm form) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        final long currentTime = systemHelper.getCurrentTimeAsLong();
        return getEntity(form, username, currentTime).map(entity -> {

        tempDir = Files.createTempDirectory("execjob_test").toFile();

        // Store original helpers
        originalSystemHelper = ComponentUtil.hasComponent("systemHelper") ? ComponentUtil.getSystemHelper() : null;
        originalProcessHelper = ComponentUtil.hasComponent("processHelper") ? ComponentUtil.getProcessHelper() : null;

        if (stateMap == null) {
            stateMap = new HashMap<>();
            session.setAttribute(STATES, stateMap);
        }
        final StateData stateData = new StateData(nonce, ComponentUtil.getSystemHelper().getCurrentTimeAsLong());
        if (logger.isDebugEnabled()) {
            logger.debug("Storing state in session: {}", stateData);
        }
        stateMap.put(state, stateData);
    }

    /**

    }

    /**
     * Represents the base API response structure.
     */
    public static class ApiResponse {
        /** The version of the product. */
        protected String version = ComponentUtil.getSystemHelper().getProductVersion();
        /** The status code of the response. */
        protected int status;

        /**
         * Default constructor for ApiResponse.
         */
        public ApiResponse() {

     * @return the user ID, or null if the user is a guest
     */
    protected String getUserId(final HttpServletRequest request) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        if (!org.codelibs.fess.Constants.GUEST_USER.equals(username)) {
            return username;
        }

     */
    protected UserInfo storeUserInfo(final String userCode) {
        final UserInfoBhv userInfoBhv = ComponentUtil.getComponent(UserInfoBhv.class);

        final LocalDateTime now = ComponentUtil.getSystemHelper().getCurrentTimeAsLocalDateTime();
        final UserInfo userInfo = userInfoBhv.selectByPK(userCode).map(e -> {
            e.setUpdatedAt(now);
            return e;
        }).orElseGet(() -> {

     */
    protected String processRequest(final DataStoreParams paramMap, final Map<String, Object> dataMap, final String url,
            final CrawlerClient client) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final long startTime = systemHelper.getCurrentTimeAsLong();
        final CrawlerStatsHelper crawlerStatsHelper = ComponentUtil.getCrawlerStatsHelper();

     */
    protected void waitForYellowStatus(final FessConfig fessConfig) {
        Exception cause = null;
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final long startTime = systemHelper.getCurrentTimeAsLong();
        for (int i = 0; i < maxEsStatusRetry; i++) {
            try {
                final ClusterHealthResponse response = client.admin()

        final CrawlingConfig crawlingConfig = getCrawlingConfig(responseData);
        final Date documentExpires = crawlingInfoHelper.getDocumentExpires(crawlingConfig);
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final FileTypeHelper fileTypeHelper = ComponentUtil.getFileTypeHelper();
        final DocumentHelper documentHelper = ComponentUtil.getDocumentHelper();