* Displays the main failure URL management page.
     *
     * @return HTML response for the failure URL list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        saveToken();
        return asListHtml();
    }

    /**
     * Displays the failure URL list page with pagination support.
     *
     * @param pageNumber the page number to display

        body.dictId = dictId;
        validateApi(body, messages -> {});
        final StopwordsPager pager = copyBeanToNewBean(body, StopwordsPager.class);
        return asJson(new ApiResult.ApiConfigsResponse<EditBody>().settings(stopwordsService.getStopwordsList(body.dictId, pager)
                .stream()
                .map(stopwordsItem -> createEditBody(stopwordsItem, dictId))

        final SchedulerPager pager = copyBeanToNewBean(body, SchedulerPager.class);
        final List<ScheduledJob> list = scheduledJobService.getScheduledJobList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())

        final LabelTypePager pager = copyBeanToNewBean(body, LabelTypePager.class);
        final List<LabelType> list = labelTypeService.getLabelTypeList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())

    /** Default page size. */
    public static final int DEFAULT_PAGE_SIZE = 20;

    /** Default current page number. */
    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    /** The total number of records. */
    private int allRecordCount;

    /** The total number of pages. */
    private int allPageCount;

    /** Indicates if a previous page exists. */
    private boolean existPrePage;

    /**
     * Retrieves a paginated list of crawling information records based on the provided pager criteria.
     * The results are ordered by creation time in descending order and the pager is updated with
     * pagination metadata including total count and page number list.
     *
     * @param crawlingInfoPager the pager object containing search criteria and pagination settings

        final DataConfigPager pager = copyBeanToNewBean(body, DataConfigPager.class);
        final List<DataConfig> list = dataConfigService.getDataConfigList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())

        final PathMapPager pager = copyBeanToNewBean(body, PathMapPager.class);
        final List<PathMapping> list = pathMappingService.getPathMappingList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())

        final RelatedContentPager pager = copyBeanToNewBean(body, RelatedContentPager.class);
        final List<RelatedContent> list = relatedContentService.getRelatedContentList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())

    /**
     * Sets whether a next page exists.
     *
     * @param existNextPage true if a next page exists, false otherwise
     */
    public void setExistNextPage(final boolean existNextPage) {
        this.existNextPage = existNextPage;
    }

    /**
     * Gets the number of items per page.
     * If the page size is not set or is zero or negative, returns the default page size.
     *