</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_user.group/group"</arg>
		</postConstruct>
		<!-- fess_log index -->
		<postConstruct name="addIndexConfig">
			<arg>"fess_log.click_log/click_log"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_log.favorite_log/favorite_log"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">

    String INDEX_BACKUP_TARGETS = "index.backup.targets";

    /** The key of the configuration. e.g. click_log.ndjson,favorite_log.ndjson,search_log.ndjson,user_info.ndjson */
    String INDEX_BACKUP_LOG_TARGETS = "index.backup.log.targets";

    /** The key of the configuration. e.g. 60000 */

# Target files for index backup.
index.backup.targets=fess_basic_config.bulk,fess_config.bulk,fess_user.bulk,system.properties,fess.json,doc.json
# Target log files for index backup.
index.backup.log.targets=click_log.ndjson,favorite_log.ndjson,search_log.ndjson,user_info.ndjson
# Timeout for loading index backup logs.
index.backup.log.load.timeout=60000

# logging

# Application packages for logging.

                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()) {