JavaWeb学习笔记——JDOM

JavaDOC的网址：http://www.jdom.org/docs/apidocs/index.html

import java.io.FileOutputStream;

import org.jdom2.Attribute;
import org.jdom2.Document;
import org.jdom2.Element;
import org.jdom2.output.XMLOutputter;
import org.xml.sax.Attributes;

public class WriteXML {

	public static void main(String[] args) {
		// TODO 自动生成的方法存根
		//建立各个操作节点
		Element addresslist = new Element("addresslist");
		Element linkman = new Element("linkman");
		Element name = new Element("name");
		Element email = new Element("email");
		//定义属性
		Attribute id = new Attribute("id","zs");
		//声明一个Document对象
		Document doc = new Document(addresslist);
		//设置元素的内容
		name.setText("张三");
		name.setAttribute(id);				//设置name的属性
		email.setText("www.baidu.com");
		//设置linkman的子节点
		linkman.addContent(name);
		linkman.addContent(email);
		//将linkman加入根节点中
		addresslist.addContent(linkman);
		//用来输出XML文件
		XMLOutputter out = new XMLOutputter();
		//设置输出的编码
		out.setFormat(out.getFormat().setEncoding("UTF-8"));
		//输出XML文件
		try{
			out.output(doc, new FileOutputStream("/home/common/software/coding/HelloWord/JavaWeb/bin/address.xml"));
		}catch(Exception e){
			e.printStackTrace();
		}
	}

}

import java.util.List;

import org.jdom2.Document;
import org.jdom2.Element;
import org.jdom2.input.SAXBuilder;

//=================================================
//File Name       :	ReadXML
//------------------------------------------------------------------------------
//Author          :	Common

//主类
//Function        : 	ReadXML
public class ReadXML {

	public static void main(String[] args) throws Exception{
		// TODO 自动生成的方法存根
		//建立SAX解析
		SAXBuilder builder = new SAXBuilder();
		//找到Document
		Document read_doc = builder.build("/home/common/software/coding/HelloWord/JavaWeb/bin/address.xml");
		//读取根元素
		Element stu = read_doc.getRootElement();
		//得到全部linkman子元素
		List list = stu.getChildren("linkman");
		for(int i=0;i<list.size();i++){
			Element e = (Element)list.get(i);		//取得全部的linkman子元素
			String name = e.getChildText("name");
			String id = e.getChild("name").getAttribute("id").getValue();
			String email = e.getChildText("email");

			System.out.println("---------联系人---------");
			System.out.println("姓名："+name+"，编号："+id);
			System.out.println("邮箱："+email);
			System.out.println("------------------");
		}
	}

}