java网页数据抓取

对于加密的网站还没去研究，不知道能不能抓取，现在只是对一些没有加密的网站进行网页数据抓取。刚刚开始写的时候以为很多网站都能抓取，但是发现很多都加密了，本来以为一些地址可以通过网页数据检测工具测出他的数据变化，但是只能监测到一些通过js显示的数据，依然不能抓取到加密的网站。嗨，这个问题以后再说吧。
[java]
import java.net.* ;
import java.io.* ;
import java.util.regex.* ;
public class Capture{
    public static void main(String args[])throws Exception{
        System.out.println("*************************手机号查询************************") ;
        System.out.println("我的位置是：" + new GrabMobile().grabMobileLocation("15023141745")) ;
        System.out.println("手机卡类型是：" + new GrabMobile().grabMobileType("15023141745")) ;
        System.out.println("我的邮编是：" + new GrabMobile().grabMobilePost("15023141745")) ;
        System.out.println("*************************身份证查询************************") ;
        System.out.println("我的性别是：" + new GrabIdentity().grabIdentitySex("362203199208243575")) ;
        System.out.println("我的生日是：" + new GrabIdentity().grabIdentityBirth("362203199208243575")) ;
        System.out.println("我的家乡是：" + new GrabIdentity().grabIdentityHome("362203199208243575")) ;
    }
}
class GrabMobile{
    public String grabMobileLocation(String m)throws Exception{
        String strUrl = "http://www.ip138.com:8080/search.asp?action=mobile&mobile=" + m;
        URL url = new URL(strUrl) ;
        HttpURLConnection httpUrlCon = (HttpURLConnection)url.openConnection() ;
        InputStreamReader inRead = new InputStreamReader(httpUrlCon.getInputStream(),"GBK") ;
        BufferedReader bufRead = new BufferedReader(inRead) ;
        StringBuffer strBuf = new StringBuffer() ;
        String line = "" ;
        while ((line = bufRead.readLine()) != null) {
            strBuf.append(line);
        }
        String strStart = "卡号归属地" ;
        String strEnd = "卡类型";
        String strAll = strBuf.toString() ;

        int start = strAll.indexOf(strStart) ;

        int end = strAll.indexOf(strEnd) ;

        String result = strAll.substring(start+42,end-33) ;
        result = drawChMob(result) ;
        return result ;
    }
    public String grabMobileType(String m)throws Exception{
        String strUrl = "http://www.ip138.com:8080/search.asp?action=mobile&mobile=" + m;
        URL url = new URL(strUrl) ;
        HttpURLConnection httpUrlCon = (HttpURLConnection)url.openConnection() ;
        InputStreamReader inRead = new InputStreamReader(httpUrlCon.getInputStream(),"GBK") ;
        BufferedReader bufRead = new BufferedReader(inRead) ;
        StringBuffer strBuf = new StringBuffer() ;
        String line = "" ;
        while ((line = bufRead.readLine()) != null) {
            strBuf.append(line);
        }
        String strStart = "卡类型" ;
        String strEnd = "<TD align=\"center\">区号</TD>";
        String strAll = strBuf.toString() ;

        int start = strAll.indexOf(strStart) ;

        int end = strAll.indexOf(strEnd) ;

        String result = strAll.substring(start+12,end) ;
        result = drawChMob(result) ;
        result = result.substring(1) ;
        return result ;
    }
    public String grabMobilePost(String m)throws Exception{
        String strUrl = "http://www.ip138.com:8080/search.asp?action=mobile&mobile=" + m;
        URL url = new URL(strUrl) ;
        HttpURLConnection httpUrlCon = (HttpURLConnection)url.openConnection() ;
        InputStreamReader inRead = new InputStreamReader(httpUrlCon.getInputStream(),"GBK") ;
        BufferedReader bufRead = new BufferedReader(inRead) ;
        StringBuffer strBuf = new StringBuffer() ;
        String line = "" ;
        while ((line = bufRead.readLine()) != null) {
            strBuf.append(line);
        }
        String strStart = "邮编" ;
        String strEnd = "更详细的..";
        String strAll = strBuf.toString() ;

        int start = strAll.indexOf(strStart) ;

        int end = strAll.indexOf(strEnd) ;
   &nb

补充：软件开发 , Java ,