JAVA抓取URL

package com.ais.plugin.analyse.test;

import com.ais.plugin.analyse.util.MD5;

import java.io.*;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Random;
import java.util.UUID;

/**
 * Created by Administrator on 2016/11/6.
 */
public class test2 {
    public static void main(String[] args) {

        String str;
        try {
            URL url = new URL("http://sunweiherber.iteye.com/blog/413482");
            InputStream is = url.openStream();
            InputStreamReader isr = new InputStreamReader(is);
            BufferedReader br = new BufferedReader(isr);
            while ((str = br.readLine())!=null)
                System.out.println(str);
                br.close();
//======================================

//            URL url = new URL("http://baidu.com/");
//            URLConnection uc = url.openConnection();
//            InputStream is = uc.getInputStream();
//            InputStreamReader isr = new InputStreamReader(is);
//            BufferedReader br = new BufferedReader(isr);
//            while ((str = br.readLine())!=null)
//                System.out.println(str);
//                br.close();
//=========================================
//            String urlString = "http://sunweiherber.iteye.com/blog/413482";
//            StringBuffer html = new StringBuffer();
//            URL url = new URL(urlString);
//            HttpURLConnection conn = (HttpURLConnection)url.openConnection();
//            InputStreamReader isr = new InputStreamReader(conn.getInputStream());
//            BufferedReader br = new BufferedReader(isr);
//            String temp;
//            while ((temp = br.readLine())!=null){
//                html.append(temp).append("\n");
//            }
//            br.close();
//            isr.close();
//            System.out.println(html.toString());
//==========================================
        } catch (MalformedURLException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}