java模拟用户登录（排除没有验证码情况下，抓取网页信息）

import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Demoppp {
    public static List<String> getTagTitile_Wenzi(String content)
    {
        String regex ="title="+'"'+"[^=]+"+'"';
        Pattern pa = Pattern.compile(regex);
        Matcher ma = pa.matcher(content);
        List<String> list = new ArrayList<String>();
        while (ma.find()) {
            list.add(ma.group());
        }
        return list;
        
        
    }

    public static List<String> getTagA_WenZi(String content)
    {
        
        String regex = "<a.*?</a>";
        Pattern pa = Pattern.compile(regex);
        Matcher ma = pa.matcher(content);
        List<String> list = new ArrayList<String>();
        while (ma.find()) {
            list.add(ma.group());
        }
        return list;
        
    }
    
    
    public static void main(String[] args) throws IOException {
        String surl="http://login.kaixin001.com/";
        URL url=new URL(surl);
        HttpURLConnection connectionss=(HttpURLConnection) url.openConnection();
        connectionss.setDoOutput(true);
        OutputStreamWriter out=new OutputStreamWriter(connectionss.getOutputStream(),"utf-8");
        out.write("email=619617021@qq.com&password=4565892");//Post关键所在
        out.flush();
        out.close();
        String cookieVal = connectionss.getHeaderField("Set-Cookie");
        String url2="http://www.kaixin001.com/photo/albumlist.php";
        URL url3=new URL(url2);
        HttpURLConnection connectionsf=(HttpURLConnection) url3.openConnection();
        if (cookieVal!=null) {
            connectionsf.setRequestProperty("Cookie", cookieVal);
        }
            
        connectionsf.connect();
        InputStream urlStream=connectionsf.getInputStream();
        BufferedReader bk=new BufferedReader(new InputStreamReader(urlStream,"utf-8"));
        String  ss = null;  
        String total = "";
        while ((ss=bk.readLine())!=null) {
            
            total+=ss;
        }
        //System.out.println(total);
        
        List<String> TVALUE=getTagTitile_Wenzi(total);
        for (int i = 0; i < TVALUE.size(); i++) {
            String aString=TVALUE.get(i).replaceAll("[\\w]+|="+"|"+'"',"").trim();
            System.out.println(aString);
        }
        
    System.out.println("a标签的东西");
    List<String> aTagString=getTagA_WenZi(total);
    for (int i = 0; i < aTagString.size(); i++) {
        
        String aString=aTagString.get(i).replaceAll("<[^>]+>","").trim();
        
        System.out.println(aString);
    
    }
    }
    
}