default Builder toBuilder() {
        try {
            return new Builder(
                    getUserProperties(), getSystemProperties(), getStartTime(), getTopDirectory(), getRootDirectory());
        } catch (IllegalStateException e) {
            return new Builder(getUserProperties(), getSystemProperties(), getStartTime(), getTopDirectory(), null);
        }
    }

    /**
     * Returns new builder from scratch.

    protected String getOicClientSecret() {
        return ComponentUtil.getSystemProperties().getProperty(OIC_CLIENT_SECRET, StringUtil.EMPTY);
    }

    /**
     * Gets the OpenID Connect token server URL.
     *
     * @return the token server URL
     */
    protected String getOicTokenServerUrl() {
        return ComponentUtil.getSystemProperties().getProperty(OIC_TOKEN_SERVER_URL, "https://accounts.google.com/o/oauth2/token");

    }

    public void test_getExcludedUrlList() {
        final AtomicInteger errorCount = new AtomicInteger(0);
        final DynamicProperties systemProperties = ComponentUtil.getSystemProperties();
        final FailureUrlCB cb = new FailureUrlCB();
        ComponentUtil.register(new FailureUrlBhv() {
            @Override

     */
    public static List<Map<String, String>> getFessPropItems(final FessConfig fessConfig) {
        final List<Map<String, String>> itemList = new ArrayList<>();
        ComponentUtil.getSystemProperties().entrySet().stream().forEach(e -> {
            final String k = e.getKey().toString();
            final String value;
            if (isMaskedValue(k)) {
                value = MASKED_VALUE;

        ComponentUtil.getSystemProperties().store();
    }

    default String getSystemProperty(final String key) {
        return ComponentUtil.getSystemProperties().getProperty(key, System.getProperty(Constants.SYSTEM_PROP_PREFIX + key));
    }

    default String getSystemProperty(final String key, final String defaultValue) {

    }

    private void importSystemProperties(final String fileName, final File tempFile) {
        try (final InputStream in = new FileInputStream(tempFile)) {
            ComponentUtil.getSystemProperties().load(in);
        } catch (final IOException e) {
            logger.warn("Failed to process system.properties file: {}", fileName, e);
        } finally {
            deleteTempFile(tempFile);
        }

                return asStream(id).contentTypeOctetStream().stream(out -> {
                    try (final ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
                        ComponentUtil.getSystemProperties().store(baos, id);
                        try (final InputStream in = new ByteArrayInputStream(baos.toByteArray())) {
                            out.write(in);
                        }
                    }

            SingletonLaContainerFactory.destroy();
        }
    }

    private static int process(final Options options) {
        final DynamicProperties systemProperties = ComponentUtil.getSystemProperties();

        if (StringUtil.isNotBlank(options.propertiesPath)) {
            systemProperties.reload(options.propertiesPath);
        } else {
            try {

            SingletonLaContainerFactory.destroy();
        }
    }

    private static int process(final Options options) {
        final DynamicProperties systemProperties = ComponentUtil.getSystemProperties();

        if (StringUtil.isNotBlank(options.propertiesPath)) {
            systemProperties.reload(options.propertiesPath);
        } else {
            try {

        try (FileOutputStream out = new FileOutputStream(propFile)) {
            final Properties prop = new Properties();
            prop.putAll(ComponentUtil.getSystemProperties());
            final LaJobRuntime jobRuntime = ComponentUtil.getJobHelper().getJobRuntime();
            if (jobRuntime != null) {