final Map<String, Object> map = new HashMap<>();
                Arrays.stream(ComponentUtil.getFessConfig().getLoggingSearchDocsFieldsAsArray()).forEach(s -> map.put(s, res.get(s)));
                searchLog.addDocument(map);
            });
        }
    }

    /**
     * Adds a click log to the queue.
     *
     * @param clickLog The click log.
     */
    public void addClickLog(final ClickLog clickLog) {