JavaWeb学习笔记——XML解析

<?xml version="1.0" encoding="UTF-8"?>
<addresslist>
	<linkman>
		<name>张三</name>
		<email>www.baidu.com</email>
	</linkman>
	
	<linkman>
		<name>李四</name>
		<email>www.sina.com</email>
	</linkman>
</addresslist>

import java.io.IOException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

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

//类名：BinarySearch_Find
//属性：
//方法：


//主类
//Function        : 	DOM_demo
public class DOM_demo {

	public static void main(String[] args) throws Exception{
		// TODO 自动生成的方法存根
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();	//建立DocumentBuilderFactory
		DocumentBuilder builder = factory.newDocumentBuilder();		//建立DocumentBuilder
		Document doc = null;
		try{
			doc = builder.parse("/home/common/software/coding/HelloWord/JavaWeb/bin/dom_name.xml");
		}catch(SAXException e){
			e.printStackTrace();
		}catch(IOException e){
			e.printStackTrace();
		}
		NodeList nl = doc.getElementsByTagName("name");		//查找name节点
		System.out.println("姓名："+nl.item(1).getFirstChild().getNodeValue());		//输出第1个节点的内容
	}

}

import java.io.IOException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Element;
import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;


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

//类名：BinarySearch_Find
//属性：
//方法：


//主类
//Function        : 	DOM_demo
public class DOM_demo {

	public static void main(String[] args) throws Exception{
		// TODO 自动生成的方法存根
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();	//建立DocumentBuilderFactory
		DocumentBuilder builder = factory.newDocumentBuilder();		//建立DocumentBuilder
		Document doc = null;
		try{
			doc = builder.parse("/home/common/software/coding/HelloWord/JavaWeb/bin/dom_name.xml");
		}catch(SAXException e){
			e.printStackTrace();
		}catch(IOException e){
			e.printStackTrace();
		}
		
//		NodeList nl = doc.getElementsByTagName("name");		//查找name节点
//		System.out.println("姓名："+nl.item(1).getFirstChild().getNodeValue());		//输出第1个节点的内容
		
		NodeList lm = doc.getElementsByTagName("linkman");		//查找linkman节点
		for(int i=0;i<lm.getLength();i++){
			Element e = (Element)lm.item(i);		//取得每一个元素
			System.out.println("姓名："+e.getElementsByTagName("name").item(0).getFirstChild().getNodeValue());
			System.out.println("邮箱："+e.getElementsByTagName("email").item(0).getFirstChild().getNodeValue());
		}
	}

}