}

    // 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);

            } catch (final Exception e) {
                logger.error("Could not destroy a process correctly.", e);
            }
        }
        return -1;
    }

    public Set<String> getRunningSessionIdSet() {
        return runningProcessMap.keySet();
    }

    public void setProcessDestroyTimeout(final int processDestroyTimeout) {
        this.processDestroyTimeout = processDestroyTimeout;
    }

    }

    @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());
    }