package cs320.stu31; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; public class Login extends HttpServlet { public void doGet( HttpServletRequest request, HttpServletResponse response ) throws ServletException, IOException { if( request.getParameter("login") != null ) { String username = request.getParameter("username"); String password = request.getParameter("password"); if( username.equals("cysun") && password.equals("abcd") ) { HttpSession session = request.getSession(); session.setAttribute("username", "cysun"); response.sendRedirect("cs320.stu31.Members"); return; } } PrintWriter out = response.getWriter(); response.setContentType("text/html"); out.println( "