The Cookie Technology

retrieve cookies with Java

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;

public class CookieExample2 extends HttpServlet
{
    public void doGet( HttpServletRequest request, HttpServletResponse response )
               throws ServletException, IOException
    {
        PrintWriter output;
        String cookie;

Cookie cookies[ ];
cookies = request.getCookies( );

response = setContentType( "text/html" );
output = response.getWriter( );

output.println( "<HTML><HEAD><TITLE>Java Cookie Example II</TITLE></HEAD>" );

        cookie = "There was no cookie named username!";
        if( cookies != null )
        {
            for( int i = 0; i < cookies.length; i++ )
            {
                if( cookies[i].getName == "username" )
                     cookie = " Found a cookie named username with a value of " + cookies[i].getValue( );
            }
        }

        output.println( "<BODY>cookie</BODY></HTML>" );
        output.close( );
    }
}