searchLog.addDocument(map);
            });
        }
    }

    /**
     * Adds a click log to the queue.
     *
     * @param clickLog The click log.
     */
    public void addClickLog(final ClickLog clickLog) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (clickLogQueue.size() > fessConfig.getLoggingClickMaxQueueSizeAsInteger()) {