final int pageStart, final int pageSize, final QueryResponseList queryResponseList) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (searchLogQueue.size() > fessConfig.getLoggingSearchMaxQueueSizeAsInteger()) {
            logger.warn("[{}] The search log queue size is too large. Skipped the search log: {}", queryId, query);
            return;
        }

     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     * @throws NumberFormatException When the property is not integer.
     */
    Integer getLoggingSearchMaxQueueSizeAsInteger();

    /**
     * Get the value for the key 'logging.click.max.queue.size'. <br>
     * The value is, e.g. 10000 <br>
     * comment: Maximum queue size for click logging.