DOM4J读写xml

package com.dom4j;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.List;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.SAXReader;
import org.dom4j.io.XMLWriter;

public class ParseXml {

	
	
	SAXReader reader =new SAXReader();
	
	
	
	
	
	public void readerxml()
	{
		Document document = null;
		try {
			document = reader.read("d:/kzw/1.xml");
		} catch (DocumentException e) {
			System.out.println("读取xml文件失败！");
		}
		Element rootElement = document.getRootElement();
		
		List< Element> eles= rootElement.elements();
		
		for (Element element : eles) {
			
			
			System.out.println(element.getName()+"  =  "+element.attributeValue("name"));
		
			
		}
		
	}
	
	public void createxml()
	{
		Document newxml = DocumentHelper.createDocument();
		Element rootElement = newxml.addElement("data");
		Element elementmusi = rootElement.addElement("music");
		elementmusi.addAttribute("name","kao");
		elementmusi.addAttribute("id", "1");
		
		for (int i = 0; i <10; i++) {
			Element element = elementmusi.addElement("song");
			element.addAttribute("id",i+"");
			element.addAttribute("name","泡沫");
			element.addAttribute("size","5M");
			element.addAttribute("filepath", "c:/kzw/mi.mp4");
			
		}
		
		
		
		
		OutputFormat format = new OutputFormat();
		format.setEncoding("UTF-8");
		try {
			writexml(new FileOutputStream("d:/out.xml"),format,newxml);
		} catch (FileNotFoundException e) {
		System.out.println("输出文件流创建失败！");
		}
		
	}
	
	
	
	public void writexml(FileOutputStream os,OutputFormat format,Document document)
	{
		XMLWriter writer= null;
		try {
			writer = new XMLWriter(os, format);
		} catch (UnsupportedEncodingException e) {
			System.out.println("创建xml写流出错！");
		}
		try {
			writer.write(document);
			writer.flush();
		} catch (IOException e) {
			System.out.println("写xml文件出错");
		}
		try {
			writer.close();
		} catch (IOException e) {
		System.out.println("写xml文件流关闭失败！");
		}
	}
	
	
	
	
	
	
	
	
}