common_helper/src/main/java/com/xiongyingqi/util/xml/DomUtils.java
public static List<Element> getChildElements(Element ele) {
        Assert.notNull(ele, "Element must not be null");
        NodeList nl = ele.getChildNodes();
        List<Element> childEles = new ArrayList<Element>();
        for (int i = 0; i < nl.getLength(); i++) {
            Node node = nl.item(i);
            if (node instanceof Element) {
                childEles.add((Element) node);
            }
        }
        return childEles;
    }
public static List<Element> getChildElements(Element ele) {
        Assert.notNull(ele, "Element must not be null");
        NodeList nl = ele.getChildNodes();
        List<Element> childEles = new ArrayList<Element>();
        for (int i = 0; i < nl.getLength(); i++) {
            Node node = nl.item(i);
            if (node instanceof Element) {
                childEles.add((Element) node);
            }
        }
        return childEles;
    }
Retrieves all child elements of the given DOM element

@param ele the DOM element to analyze
@return a List of child {@code org.w3c.dom.Element} instances