updateConfigListenerMap.put("PathMapping", () -> Integer.toString(ComponentUtil.getPathMappingHelper().load()));
        updateConfigListenerMap.put("RelatedContent", () -> Integer.toString(ComponentUtil.getRelatedContentHelper().load()));
        updateConfigListenerMap.put("RelatedQuery", () -> Integer.toString(ComponentUtil.getRelatedQueryHelper().load()));

# Online help key for keymatch.
online.help.name.keymatch=keymatch
# Online help key for related query.
online.help.name.relatedquery=relatedquery
# Online help key for related content.
online.help.name.relatedcontent=relatedcontent
# Online help key for wizard.
online.help.name.wizard=wizard
# Online help key for bad word.
online.help.name.badword=badword
# Online help key for path mapping.
online.help.name.pathmap=pathmap

    /** The key of the configuration. e.g. relatedquery */
    String ONLINE_HELP_NAME_RELATEDQUERY = "online.help.name.relatedquery";

    /** The key of the configuration. e.g. relatedcontent */
    String ONLINE_HELP_NAME_RELATEDCONTENT = "online.help.name.relatedcontent";

    /** The key of the configuration. e.g. wizard */
    String ONLINE_HELP_NAME_WIZARD = "online.help.name.wizard";

            buf.append(",\"related_query\":");
            buf.append(escapeJson(relatedQueries));
            final String[] relatedContents = relatedContentHelper.getRelatedContents(params.getQuery());
            buf.append(",\"related_contents\":");
            buf.append(escapeJson(relatedContents));
            buf.append(',');
            buf.append("\"data\":[");
            if (!documentItems.isEmpty()) {

		</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_config.path_mapping/path_mapping"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_config.related_content/related_content"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_config.related_query/related_query"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">