java XmlDocument

可以参考的资料：
http://blog.csdn.net/icecloud/article/details/7795


需要引入的包为：
jaxen
xmlpull
xstream
dom4j


import java.io.File;

import java.util.List;



import org.dom4j.Document;

import org.dom4j.DocumentException;

import org.dom4j.Element;

import org.dom4j.io.SAXReader;



public class TestXpath {

    @SuppressWarnings("unchecked")

    public static void main(String[] args) {



        try {

            SAXReader reader = new SAXReader();

            Document document = reader.read(new File("config.xml"));

            String xml=document.asXML();

            System.out.println(xml);

            List<Element> list = document.selectNodes("//page");



            for (Element epage : list) {

                System.out.println(epage);

            }

        } catch (DocumentException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

    }

}