return getComponent(CRAWLER_PROPERTIES);
    }

    /**
     * Gets the system helper component.
     * @return The system helper.
     */
    public static SystemHelper getSystemHelper() {
        if (systemHelper == null || HotdeployUtil.isHotdeploy()) {
            systemHelper = getComponent(SYSTEM_HELPER);
        }
        return systemHelper;
    }

    /**

            logger.warn("Scheduled job is empty: key={}", Constants.SCHEDULED_JOB);
            return;
        }
        runtime.stopIfNeeds();

        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final JobManager jobManager = ComponentUtil.getJobManager();
        final ScheduledJob scheduledJob = (ScheduledJob) runtime.getParameterMap().get(Constants.SCHEDULED_JOB);

            return groups;
        }

        @Override
        public String[] getPermissions() {
            if (permissions == null) {
                final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
                final Set<String> permissionSet = new HashSet<>();
                final IAccount account = authResult.account();
                final String homeAccountId = account.homeAccountId();

        if (logger.isDebugEnabled()) {
            logger.debug("Backup file upload initiated: fileName={}", fileName);
        }

        final File tempFile = ComponentUtil.getSystemHelper().createTempFile("fess_restore_", ".tmp");
        try (final InputStream in = form.bulkFile.getInputStream(); final OutputStream out = new FileOutputStream(tempFile)) {
            CopyUtil.copy(in, out);

            return "No log notifications.";
        }

        final int searchSize = fessConfig.getLogNotificationSearchSizeAsInteger();
        final String hostname = ComponentUtil.getSystemHelper().getHostname();
        final SearchResponse searchResponse = client.prepareSearch(indexName)
                .setQuery(QueryBuilders.termQuery("hostname", hostname))
                .setSize(searchSize)

        }
    }

    @Test
    public void test_crawl_with_force_stop() {
        // Set force stop to true immediately to avoid thread operations
        SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        if (systemHelper instanceof org.codelibs.fess.helper.DataIndexHelperTest.TestSystemHelper) {
            ((org.codelibs.fess.helper.DataIndexHelperTest.TestSystemHelper) systemHelper).setForceStop(true);
        }

        verifyToken(this::asDownloadHtml);

        return asStream("badword.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-badword-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {

        if (events.isEmpty()) {
            return;
        }

        try {
            final SearchEngineClient client = ComponentUtil.getSearchEngineClient();
            final String hostname = ComponentUtil.getSystemHelper().getHostname();
            final String indexName = resolveIndexName();

            ensureIndexExists(client, indexName);

            for (int i = 0; i < events.size(); i += BATCH_SIZE) {

        }
        if (baseDir == null) {
            baseDir = new File(System.getProperty("java.io.tmpdir"));
        }
        destoryTimer = new Timer("CommandGeneratorDestoryTimer-" + ComponentUtil.getSystemHelper().getCurrentTimeAsLong(), true);
        updateProperties();
    }

    /**
     * Updates timeout properties from system configuration.
     */
    protected void updateProperties() {

        if (threshold >= 100) {
            chain.doFilter(request, response);
            return;
        }

        final short cpuPercent = ComponentUtil.getSystemHelper().getSearchEngineCpuPercent();

        if (cpuPercent < threshold) {
            chain.doFilter(request, response);
            return;
        }

        if (logger.isInfoEnabled()) {