}

    // DELETE /api/admin/crawlinginfo/all
    @Execute
    public JsonResponse<ApiResult> delete$all() {
        try {
            crawlingInfoService.deleteOldSessions(processHelper.getRunningSessionIdSet());
            saveInfo(messages -> messages.addSuccessCrawlingInfoDeleteAll(GLOBAL));
        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);

        return redirect(getClass());
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse deleteall() {
        verifyToken(this::asListHtml);
        crawlingInfoService.deleteOldSessions(processHelper.getRunningSessionIdSet());
        crawlingInfoPager.clear();
        saveInfo(messages -> messages.addSuccessCrawlingInfoDeleteAll(GLOBAL));
        return redirect(getClass());
    }

            cb.query().addOrderBy_CreatedTime_Asc();
            cb.paging(fessConfig.getPageCrawlingInfoParamMaxFetchSizeAsInteger(), 1);
        });
    }

    public void deleteOldSessions(final Set<String> activeSessionId) {
        final List<CrawlingInfo> activeSessionList =
                activeSessionId.isEmpty() ? Collections.emptyList() : crawlingInfoBhv.selectList(cb -> {