Dome4j小例子

package org.hzy.example;import java.io.File;import java.net.URI;import java.util.Iterator;import java.util.List;import org.dom4j.Attribute;import org.dom4j.Document;import org.dom4j.Element;import org.dom4j.Node;import org.dom4j.io.SAXReader;public class Example {public Document parse(String url) {Document doc = null;try {// File f=new File(url);SAXReader reader = new SAXReader();doc = reader.read(url);} catch (Exception e) {// TODO: handle exceptione.printStackTrace();}return doc;}public static void main(String[] args) {Example ff = new Example();// System.out.println(ff.parse("pets.xml").getRootElement().getName());//ff.bar(ff.parse("pets.xml"));ff.dar(ff.parse("pets.xml"));}public void bar(Document document) {try {Element root = document.getRootElement();// for (Iterator i = root.elementIterator(); i.hasNext();) {// Element element = (Element) i.next();// for(Iterator j=element.elementIterator("dog");j.hasNext();)// {// Element ss=(Element)j.next();// System.out.println(ss.asXML());// }//// }for (Iterator i = root.elementIterator("dogs"); i.hasNext();) {Element element = (Element) i.next();for (Iterator j = element.elementIterator("dog"); j.hasNext();) {Element ss = (Element) j.next();System.out.println(ss.asXML());}}// for(Iterator// i=root.element("dogs").element("dog").attributeIterator();i.hasNext();)// {// Attribute attribute = (Attribute) i.next();// System.out.println(attribute.getText());// }} catch (Exception e) {// TODO: handle exceptione.printStackTrace();}}public void dar(Document doc) {//Node node =doc.selectSingleNode("//dog/NAME");//System.out.println(node.getText());List<Node> list=doc.selectNodes("//dog/NAME");for (Node node : list) {System.out.println(node.getName()+":"+node.getText());}}//public void treeWalk(Document doc)//{//treeWalk(doc.getRootElement());//}//public void treeWalk(Element ele)//{//for(int i=0,size=ele.nodeCount();i<size;i++)//{//Node node=ele.node(i);//if(node instanceof Element)//{// System.out.println(node.getName());// treeWalk((Element) node);////}//}//}}