form.storageBucket = fessConfig.getStorageBucket();
        form.logLevel = ComponentUtil.getSystemHelper().getLogLevel().toUpperCase();
    }

    private void updateProperty(final String key, final String value) {
        systemProperties.setProperty(key, value == null ? StringUtil.EMPTY : value);
    }

        if (locale != null) {
            final String lang = locale.getLanguage();
            if (ComponentUtil.getFessConfig().isOnlineHelpSupportedLang(lang)) {
                target = lang.toUpperCase(Locale.ROOT);
            }
        }
        return url.replaceFirst("\\{lang\\}", target == null ? "EN" : target);
    }

    public String getHelpLink(final String name) {