this.crawlerClientFactory = crawlerClientFactory;
        executor = newFixedThreadPool(nThreads < 1 ? 1 : nThreads);
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        maxDeleteDocumentCacheSize = fessConfig.getIndexerDataMaxDeleteCacheSizeAsInteger();
        maxRedirectCount = fessConfig.getIndexerDataMaxRedirectCountAsInteger();
    }

    /**

    /** Login assistance for authentication operations */
    @Resource
    protected FessLoginAssist fessLoginAssist;

    /** Fess configuration for system settings */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Retrieves a paginated list of users based on the provided pager criteria.
     * Updates the pager with pagination information including total count and page navigation.
     *

     */
    @Resource
    protected WebAuthenticationBhv webAuthenticationBhv;

    /**
     * Fess configuration settings.
     */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Gets a paginated list of web authentications based on the provided pager.
     *
     * @param webAuthenticationPager The pager containing pagination and search criteria

    /**
     * Creates and registers a properly initialized FessConfig
     */
    protected void setupBaseFessConfig() {
        ComponentUtil.setFessConfig(createBaseFessConfig());
    }

    /**
     * Creates a base FessConfig implementation with common fields
     */
    protected FessConfig.SimpleImpl createBaseFessConfig() {
        return new FessConfig.SimpleImpl() {

            return Collections.emptyList();
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return crawlingInfoParamBhv.selectList(cb -> {
            cb.query().setCrawlingInfoId_Equal(crawlingInfo.getId());
            cb.query().addOrderBy_CreatedTime_Asc();
            cb.paging(fessConfig.getPageCrawlingInfoParamMaxFetchSizeAsInteger(), 1);
        });
    }

    /**

        }
        return false;
    }

    /**
     * For test purpose only.
     *
     * @param fessConfig fessConfig instance
     */
    public static void setFessConfig(final FessConfig fessConfig) {
        ComponentUtil.fessConfig = fessConfig;
        if (fessConfig == null) {
            systemHelper = null;
            FessProp.propMap.clear();
            componentMap.clear();
        }

    public String getVirtualHostKey() {
        return LaRequestUtil.getOptionalRequest().map(req -> (String) req.getAttribute(FessConfig.VIRTUAL_HOST_VALUE)).orElseGet(() -> {
            final String value = processVirtualHost(s -> s, StringUtil.EMPTY);
            LaRequestUtil.getOptionalRequest().ifPresent(req -> req.setAttribute(FessConfig.VIRTUAL_HOST_VALUE, value));
            return value;
        });
    }

    /**

    /** Behavior class for favorite log database operations. */
    @Resource
    protected FavoriteLogBhv favoriteLogBhv;

    /** Configuration settings for the Fess search system. */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Adds a URL to a user's favorite list.
     * This method looks up the user by their code and creates a new favorite log entry

     */
    @Resource
    protected RequestHeaderBhv requestHeaderBhv;

    /**
     * Fess configuration settings.
     */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Default constructor for RequestHeaderService.
     * Initializes the service with dependency injection.
     */
    public RequestHeaderService() {
        // Default constructor
    }

        final ServletContext servletContext = ComponentUtil.getComponent(ServletContext.class);
        final ProcessHelper processHelper = ComponentUtil.getProcessHelper();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        cmdList.add(fessConfig.getJavaCommandPath());

        // -cp
        cmdList.add("-cp");
        final StringBuilder buf = new StringBuilder(100);