salve a tutti, avrei bisogno di un aiuto da parte vostra, devo fare una pagina di login che non utilizzi js e/o php al momento ho la pagina che funziona ma non effettua il controllo sui dati inseriti dall'utente


pagina jsp
codice:
<%@ taglib uri = "http://java.sun.com/jsp/jstl/core" prefix = "c" %>
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="ISO-8859-1">
<title>LOGIN</title>
</head>
<body>
    <div class="container">
    <form action="#" method="POST">
<label>Username : </label>
<input type="text" placeholder="Enter Username" name="username" required >
<label>Password : </label>
<input type="password" placeholder="Enter Password" name="password" required >
<input type="submit" value="Login" onclick="form.action='Dipendenti';">
</form>

</div>
</body>
</html>

SERVLET
codice:
package org.exalogic.web;


import java.io.IOException;
import java.util.Map;


import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


import org.exalogic.dto.Utente;
import org.exalogic.model.DipendentiDelegate;
import org.exalogic.persistence.AppUtils;


/**
* Servlet implementation class LoginServlet
*/
@WebServlet("/Login")
public class LoginServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;

/**
* @see HttpServlet#HttpServlet()
*/
public LoginServlet() {
super();
// TODO Auto-generated constructor stub
}


    /**
     * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        try {


            RequestDispatcher rs = request.getRequestDispatcher("/pages/login.jsp");            


            Map<String, Utente> ut = AppUtils.getUtentiMap();
            System.out.println(ut);
            request.setAttribute("utenti", ut);
            rs.forward(request, response);
    
        }
        catch (Exception e) {
            RequestDispatcher rs = request.getServletContext().getRequestDispatcher("/Login");
            rs.forward(request, response);
        }
    }


    /**
     * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        
        doGet(request, response);
    }


}