rss技术，使用java解析xml

package com.test;

import org.dom4j.bean.*;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.dom4j.*;
import java.io.*;
import java.util.Iterator;
import java.util.List;
import java.util.ArrayList;
import java.net.*;

public class t {
 public static void main(String arg[])throws Exception{
  File file=new File("E://workspace//test//blog.xml");  
  SAXReader reader = new SAXReader();
  Document doc=reader.read(new URL("http://vithink.com/xml/blog.xml"));
  Element root = doc.getRootElement();
  Element channel = root.element("channel");
  ArrayList list=new ArrayList();
  for(Iterator i=channel.elementIterator("item");i.hasNext();){
   Element item=(Element)i.next();
   System.out.println(item.element("title").getTextTrim());
  }
 }
}