Untitled

package services;

import java.io.IOException;
import java.io.PrintWriter;

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 javax.servlet.http.HttpSession;

import mediatek2020.items.Utilisateur;

@WebServlet(urlPatterns = "/connexion")
public class AuthentificationServlet extends HttpServlet {

    private static final long serialVersionUID = 1L;

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {

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

        out.println("<html>");
        out.println("<head>");

        out.println("<title> Authentification </title>");
        out.println("</head>");
        out.println("<body bgcolor=\"white\">");
        out.println("<form method=\"post\" action=\"connexion\">\r\n" + "  <label>Nom d'utilisateur : </label><br>\r\n"
                + "  <input type=\"text\" name=\"login\"><br><br>\r\n" + "  <label>Mot de passe : </label><br>\r\n"
                + "  <input type=\"password\" name=\"pwd\"><br><br><br>\r\n"
                + " <input type=\"submit\" value=\"Connexion\"> " + "</form>");
        out.println("</body>");
        out.println("</html>");

    }

    public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

        String login = request.getParameter("login");
        String pwd = request.getParameter("pwd");
        Utilisateur utest = mediatek2020.Mediatheque.getInstance().getUser(login, pwd);

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

        out.println("<html>");
        out.println("<head>");

        out.println("<title> Authentification </title>");
        out.println("</head>");
        out.println("<body bgcolor=\"white\">");

        if (utest != null) {
            HttpSession session = request.getSession();
            session.setAttribute("Login", login);
            session.setAttribute("Password", pwd);
            session.setAttribute("Admin", utest.isBibliothecaire());
            response.sendRedirect("accueil");
        }

        else {
            out.println("<h1>" + "Connexion échouée" + "</h1> <br>");

            out.println("<title> Authentification </title>");
            out.println("</head>");
            out.println("<body bgcolor=\"white\">");
            out.println("<form method=\"post\" action=\"connexion\">\r\n" + "  <label>Nom d'utilisateur : </label><br>\r\n"
                    + "  <input type=\"text\" name=\"login\"><br><br>\r\n" + "  <label>Mot de passe : </label><br>\r\n"
                    + "  <input type=\"text\" name=\"pwd\"><br><br><br>\r\n"
                    + " <input type=\"submit\" value=\"Connexion\"> " + "</form>");
            out.println("</body>");
            out.println("</html>");
        }

        out.println("</body>");
        out.println("</html>");

    }

}