public void storeSearchLog() {
        final SearchLogBhv searchLogBhv = ComponentUtil.getComponent(SearchLogBhv.class);

        searchLogBhv.selectBulk(cb -> {
            final String from = LocalDateTime.now().minusDays(fessConfig.getPurgeSuggestSearchLogDay()).format(DateTimeFormatter.ISO_DATE);
            cb.query().addQuery(QueryBuilders.rangeQuery("requestedAt").gte(from));
            cb.query().addOrderBy_RequestedAt_Asc();

            final long cleanupDay = ComponentUtil.getFessConfig().getPurgeSuggestSearchLogDay();
            if (cleanupDay > 0) {
                suggestHelper.purgeSearchlogSuggest(time.minusDays(cleanupDay));
            }
            return 0;
        } catch (final Exception e) {
            logger.info("Purge error.", e);
            return 1;
        }
    }