}

    public static String getFirstChildText(Element parentElem, String name) {
        Element node = getFirstChildElement(parentElem, name);
        if (node != null) {
            return getTextContent(node);
        } else {
            return null;
        }
    }

    public static Element getFirstChildElement(Element parentElem, String name) {
        if (parentElem == null) {
            return null;
        }