updateConfigListenerMap.put("RelatedQuery", () -> Integer.toString(ComponentUtil.getRelatedQueryHelper().load()));
        updateConfigListenerMap.put("KeyMatch", () -> Integer.toString(ComponentUtil.getKeyMatchHelper().load()));
    }

    protected void parseProjectProperties(final Path propPath) {
        try (final InputStream in = Files.newInputStream(propPath)) {
            final Properties prop = new Properties();

        }

        final TimeoutTask timeoutTask = createTimeoutTask();
        try {
            executeCrawler();
            ComponentUtil.getKeyMatchHelper().update();
        } catch (final JobProcessingException e) {
            throw e;
        } catch (final Exception e) {
            throw new JobProcessingException("Failed to execute a crawl job.", e);

        return getComponent(FILE_TYPE_HELPER);
    }

    public static IndexUpdater getIndexUpdater() {
        return getComponent(INDEX_UPDATER);
    }

    public static KeyMatchHelper getKeyMatchHelper() {
        return getComponent(KEY_MATCH_HELPER);
    }

    public static IndexingHelper getIndexingHelper() {
        if (indexingHelper == null || HotdeployUtil.isHotdeploy()) {