import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
public class Main {
public static String getChildContent(Element parent, String name, String missing, String empty) {
Element child = getChild(parent, name);
if (child == null) {
return missing;
} else {
String content = (String) getContent(child);
return (content != null) ? content : empty;
}
}
public static Object getContent(Element element) {
NodeList nl = element.getChildNodes();
StringBuffer content = new StringBuffer();
for (int i = 0; i < nl.getLength(); i++) {
Node node = nl.item(i);
switch (node.getNodeType()) {
case Node.ELEMENT_NODE:
return node;
case Node.CDATA_SECTION_NODE:
case Node.TEXT_NODE:
content.append(node.getNodeValue());
break;
}
}
return content.toString().trim();
}
public static Element getChild(Element parent, String name) {
for (Node child = parent.getFirstChild(); child != null; child = child.getNextSibling()) {
if (child instanceof Element && name.equals(child.getNodeName())) {
return (Element) child;
}
}
return null;
}
}