*
     * @return true if RAG chat is enabled, false otherwise
     */
    protected boolean isRagChatEnabled() {
        return ComponentUtil.getFessConfig().isRagChatEnabled();
    }

    /**
     * Gets all registered LLM clients.
     *
     * @return Array of all registered LLM clients
     */
    public LlmClient[] getClients() {

  <function>
    <description>
      Returns a label name.
    </description>
    <name>label</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String label(java.lang.String)</function-signature>
    <example>
      ${fe:label("value")}
    </example>
  </function>

  <function>
    <description>
      Returns Date from a given value.
    </description>

	return=$?
	if [ $return -eq 0 ]; then
		i=0
		timeout=10
		# Wait for the process to be properly started before exiting
		until { kill -0 `cat "$PID_FILE"`; } >/dev/null 2>&1
		do
			sleep 1
			i=$(($i + 1))
			if [ $i -gt $timeout ]; then
				log_end_msg 1
				exit 1
			fi
		done
	fi
	log_end_msg $return
	exit $return
	;;		
  stop)

        OldSuperInternal returnTypeOverridenMethod() { return null }
    }

    static class OldBase extends OldSuperInternal {
        void anotherPublicMethod() {}

        OldBase returnTypeOverridenMethod() { return null }
    }

    static class OldSub extends OldBase {
        OldSub returnTypeOverridenMethod() { return null }
    }

    static class NewSuperInternal {}

        if (StringUtil.isNotBlank(queryString)) {
            return parseQueryString(queryString, enc);
        }
        return Collections.emptyMap();
    }

    /**
     * Parses a query string and extracts parameter name-value pairs.
     * Applies URL decoding with the specified character encoding.
     *
     * @param queryString the query string to parse

     * localized error messages appropriate for the user's language settings.
     *
     * @return The message code for error message localization
     */
    public VaMessenger<FessMessages> getMessageCode() {
        return messageCode;
    }

    @get:InputDirectory
    @get:PathSensitive(PathSensitivity.RELATIVE)
    abstract val apiChangesDirectory: DirectoryProperty

    protected
    fun loadChanges(): Map<File, List<AcceptedApiChange>> {
        return apiChangesDirectory.get().asFile.listFiles()
            ?.filter {
                it.name.endsWith(".json")
            }?.associate {
                it to it.readAcceptedChanges()
            }?.filterValues {

        if (!(member instanceof JApiClass)) {
            return null
        }

        if (!changed(member)) {
            return null
        }

        Optional<CtClass> oldClass = member.oldClass
        Optional<CtClass> newClass = member.newClass
        if (!oldClass.isPresent() || !newClass.isPresent()) {
            // breaking change would be reported
            return null
        }

     * Performs bulk document operations (index multiple documents).
     * Validates document fields and adds default values where necessary.
     *
     * @param body the bulk request body containing documents to process
     * @return JSON response with bulk operation results
     */
    // PUT /api/admin/documents/bulk
    @Execute
    public JsonResponse<ApiResult> put$bulk(final BulkBody body) {
        validateApi(body, messages -> {});

            }
            try {
                return pathMapperFunc.apply(input, matcher);
            } catch (final Exception e) {
                logger.warn("Failed to apply {} to {}.", regexPattern.pattern(), input, e);
            }
        }
        return input;
    }

    public boolean hasUAMathcer() {
        return StringUtil.isNotBlank(getUserAgent());
    }