Use Java to Extract All the Name-value Pairs from a URL

import java.net.*;import java.io.*;import java.util.*;import java.text.*;//Program to get all the cookies(name/pair values) from the URL passed as parameterpublic class GetCookieFromURL{   public static void main(String args[])   {     try{          //create url by pass your url as string          URL url = new              URL("http://www.anywebsite.com/login.xml?user=xyz&password=pass1");          // opening the connection to the url          URLConnection conn = url.openConnection();          //setting up the browser's user agent as property to conn          conn.setRequestProperty("User-Agent", "Mozilla/5.0 (X11; U;              Linux i686; rv:1.7.3) Gecko/20041020 Firefox/0.10.1");          conn.connect();                         //traverse around the cookie till the headerfield is null          while(true){            if(conn.getHeaderField(i) !=null){               System.out.println(  conn.getHeaderFieldKey(i));               System.out.println(  conn.getHeaderField(i));            }else            {                break;             }          }//end of while    }//end of try     catch(Exception e) {       System.out.println(e);     }   } // end of main}//end of class
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