dom4j读写xml

package com.xml;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;

import org.dom4j.Attribute;
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 dom4j {
	public static void DOM4JCreateXML(){
		org.dom4j.Document document = DocumentHelper.createDocument();
		org.dom4j.Element bookstore = document.addElement("bookstore");
		org.dom4j.Element book = bookstore.addElement("book");
		book.addAttribute("id", "1");
		org.dom4j.Element name = book.addElement("name");
		name.setText("小王子");
		OutputFormat format = OutputFormat.createPrettyPrint();
		format.setEncoding("UTF-8");
		File file = new File("books4.xml");
		XMLWriter writer;
		try {
			writer = new XMLWriter(new FileOutputStream(file), format);
			writer.setEscapeText(false);
			writer.write(document);
			writer.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	public static void DOM4JreadXML() throws DocumentException{
		SAXReader sr=new SAXReader();
		Document Document = sr.read(new File("pom1.xml"));
		Element root=Document.getRootElement();
		Iterator it=root.elementIterator();
		while(it.hasNext()) {
			Element ele=(Element) it.next();
			List<Attribute> list=ele.attributes();
			for(Attribute attr:list) {
			System.out.println(attr.getName()+":"+attr.getValue());	
			}
		
			Iterator  suneles=ele.elementIterator();
			while(suneles.hasNext()) {
				Element ele1=(Element) suneles.next();
				
				System.out.println(ele1.getName()+":"+ele1.getStringValue());	
				}
			
			
		}	
	}
	public static void main(String[] args) throws DocumentException {
//		DOM4JreadXML();
		DOM4JCreateXML();
	}

}