public static DynamicProperties getSystemProperties() {
        return getComponent(CRAWLER_PROPERTIES);
    }

    public static SystemHelper getSystemHelper() {
        if (systemHelper == null || HotdeployUtil.isHotdeploy()) {
            systemHelper = getComponent(SYSTEM_HELPER);
        }
        return systemHelper;
    }

    public static ViewHelper getViewHelper() {
        return getComponent(VIEW_HELPER);
    }