import java.io.*; import javax.servlet.*; import javax.servlet.http.*; public class CheckBox extends HttpServlet{ public void doGet(HttpServletRequest req, HttpServletResponse res)throws ServletException, IOException{ String name; String[] hobbies; res.setContentType("text/html"); name= req.getParameter("name"); PrintWriter pw = res.getWriter(); hobbies= req.getParameterValues("hobbies"); if(hobbies!=null) { pw.println("
"); pw.println("Hi I amnot selected
"); } }