common_helper/src/main/java/com/xiongyingqi/util/xml/DomUtils.java
public static String getTextValue(Element valueEle) {
        Assert.notNull(valueEle, "Element must not be null");
        StringBuilder sb = new StringBuilder();
        NodeList nl = valueEle.getChildNodes();
        for (int i = 0; i < nl.getLength(); i++) {
            Node item = nl.item(i);
            if ((item instanceof CharacterData && !(item instanceof Comment)) || item instanceof EntityReference) {
                sb.append(item.getNodeValue());
            }
        }
        return sb.toString();
    }
public static String getTextValue(Element valueEle) {
        Assert.notNull(valueEle, "Element must not be null");
        StringBuilder sb = new StringBuilder();
        NodeList nl = valueEle.getChildNodes();
        for (int i = 0; i < nl.getLength(); i++) {
            Node item = nl.item(i);
            if ((item instanceof CharacterData && !(item instanceof Comment)) || item instanceof EntityReference) {
                sb.append(item.getNodeValue());
            }
        }
        return sb.toString();
    }
Extracts the text value from the given DOM element, ignoring XML comments.
<p>Appends all CharacterData nodes and EntityReference nodes into a single
String value, excluding Comment nodes. Only exposes actual user-specified
text, no default values of any kind.

@see org.w3c.dom.CharacterData
@see org.w3c.dom.EntityReference
@see org.w3c.dom.Comment