<?xml version="1.0" encoding="UTF-8"?>
<root>
<person id="1">
<username >xiaoma</username>
<password>xiaoma</password>
</person>
<person id="2">
<username>manager</username>
<password>password2</password>
</person>
<person id="3">
<username>hello</username>
<password>woerld</password>
</person>
</root>
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package com.test;
import java.io.*;
import java.util.*;
import org.jdom.*;
import org.jdom.input.SAXBuilder;
import org.jdom.output.XMLOutputter;
/**
* xml的增删改查之SAXBuilder
*
* @author Administrator
*
*/
public class XmlTest {
// 查询所有的数据
public static void list() throws JDOMException, IOException {
SAXBuilder builder = new SAXBuilder();
String xmlPath = "message.xml";
// String xmlPath = "./WebRoot/xml/message.xml";
// 获得文档对象
Document document = builder.build(xmlPath);
// 获得根节点
Element root = document.getRootElement();
List list = root.getChildren();
System.out.println("root : " + root);
System.out.println("root.getName : " + root.getName());
System.out.println("listSize : " + list.size());
Iterator it = list.iterator();
while (it.hasNext()) {
Element e = (Element) it.next();
System.out.println("ID: " + e.getAttributeValue("id"));
System.out.println("childUsername:" + e.getChildText("username"));
System.out.println("childPassword:" + e.getChildText("password"));
}
// for(int i=0;i<list.size();i++){
// Element e = (Element)list.get(i
