public static void validateFields(final Map<String, Object> doc, final Consumer<VaMessenger<FessMessages>> throwError) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        try {
            if (!fessConfig.validateIndexRequiredFields(doc)) {
                throwError.accept(messages -> fessConfig.invalidIndexRequiredFields(doc).stream().map(s -> "doc." + s)

    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (responseFields == null) {
            responseFields = fessConfig.getQueryAdditionalResponseFields(//
                    SCORE_FIELD, //
                    fessConfig.getIndexFieldId(), //

    }

    // GET /api/admin/backup/file/{id}
    @Execute
    public StreamResponse get$file(final String id) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (stream(fessConfig.getIndexBackupAllTargets()).get(stream -> stream.anyMatch(s -> s.equals(id)))) {
            if ("system.properties".equals(id)) {

        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final Date documentExpires = crawlingInfoHelper.getDocumentExpires(config);
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final Map<String, String> paramEnvMap = systemHelper.getFilteredEnvMap(fessConfig.getCrawlerDataEnvParamKeyPattern());

        final ServletContext servletContext = ComponentUtil.getComponent(ServletContext.class);
        final ProcessHelper processHelper = ComponentUtil.getProcessHelper();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        if (StringUtil.isBlank(filename)) {
            throw new JobProcessingException("Python script is not specified.");
        }

        cmdList.add(fessConfig.getPythonCommandPath());

    protected String[] fileProtocols = StringUtil.EMPTY_STRINGS;

    @PostConstruct
    public void init() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        webProtocols = split(fessConfig.getCrawlerWebProtocols(), ",")
                .get(stream -> stream.filter(StringUtil::isNotBlank).map(s -> s.trim() + ":").toArray(n -> new String[n]));

            };
            Runtime.getRuntime().addShutdownHook(shutdownCallback);

            systemMonitorTask = TimeoutManager.getInstance().addTimeoutTarget(new SystemMonitorTarget(),
                    ComponentUtil.getFessConfig().getThumbnailSystemMonitorIntervalAsInteger(), true);

            final int totalCount = process(options);
            if (totalCount != 0) {
                logger.info("Created {} thumbnail files.", totalCount);

    protected String ecsEventDataset = "app";

    @PostConstruct
    public void init() {
        logger = LogManager.getLogger(loggerName);
        final String logFormat = ComponentUtil.getFessConfig().getAppAuditLogFormat();
        if (StringUtil.isBlank(logFormat)) {
            useEcsFormat = "docker".equals(System.getenv("FESS_APP_TYPE"));
        } else if ("ecs".equals(logFormat)) {
            useEcsFormat = true;

                    logger.debug("Failed to delete Job {}", scheduledJob, e);
                }
            }
            return;
        }

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final CronParamsSupplier paramsOp = () -> {
            final Map<String, Object> params = new HashMap<>();
            ComponentUtil.getComponent(ScheduledJobBhv.class).selectByPK(scheduledJob.getId())

        ComponentUtil.setFessConfig(null);
        super.tearDown();
    }

    private void setQueryType(final String queryType) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override
            public String get(String propertyKey) {
                return fessConfig.get(propertyKey);
            }