<people city="shenzhen">  <student name="milton" age="22"></student>  <student name="lego" age="23"></student>  <teacher name="bruce" age="27"></teacher>  <teacher name="ziven" age="28"></teacher>
</people>

package demo5;import java.io.File;
import java.util.Iterator;
import java.util.List;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;public class Test01 {public static void main(String args[]) throws DocumentException {SAXReader reader = new SAXReader();Document document = reader.read(new File("D:/people.xml"));Element rootElm = document.getRootElement();//Element root1Elm = rootElm.element("city");@SuppressWarnings("rawtypes")List nodes = rootElm.elements("student");@SuppressWarnings("rawtypes")List nodess = rootElm.elements("teacher");for (@SuppressWarnings("rawtypes")Iterator it = nodes.iterator(); it.hasNext();) {Element elm = (Element) it.next();System.out.println("name:" + elm.attributeValue("name")+ " age:" + elm.attributeValue("age"));}for (@SuppressWarnings("rawtypes")Iterator it = nodess.iterator(); it.hasNext();) {Element elm = (Element) it.next();System.out.println("name:" + elm.attributeValue("name")+ " age:" + elm.attributeValue("age"));}System.out.println();try {Document doc = reader.read(new File("D:/people.xml"));@SuppressWarnings("rawtypes")List projects = doc.selectNodes("people/student");@SuppressWarnings("rawtypes")List projectss = doc.selectNodes("people/teacher");@SuppressWarnings("rawtypes")Iterator it = projects.iterator();while (it.hasNext()) {Element elm = (Element) it.next();System.out.println("name:" + elm.attributeValue("name")+ " age:" + elm.attributeValue("age"));}@SuppressWarnings("rawtypes")Iterator its = projectss.iterator();while (its.hasNext()) {Element elm = (Element) its.next();System.out.println("name:" + elm.attributeValue("name")+ " age:" + elm.attributeValue("age"));}} catch (Exception ex) {ex.printStackTrace();}}}