bonjour,
je n'arrive pas a trouver mon erreur dans la servlets pour afficher la liste des membres les entity et session beans sont auto générer par netbeans
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package controller;
 
import entity.Membre;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Iterator;
import java.util.List;
import javax.ejb.EJB;
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 session.MembreFacade;
 
 
/**
 *
 * @author Coshom
 */
@WebServlet(name = "controllerMembre", urlPatterns = {"/controllerMembre",
                                                      "/controller"})
 
public class controllerMembre extends HttpServlet {
    @EJB
    private MembreFacade membreFacade;
    private String userPath;
 
 
    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
 
 
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
 
 
        userPath = request.getPathInfo() ;
 
        PrintWriter out = response.getWriter();
        try {
            /* TODO output your page here. You may use following sample code. */
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet controllerMembre</title>");            
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet general controllerMembre at " + request.getContextPath() + "</h1>");
            out.println("</br> vous être ici : "+userPath+" lien ");
 
              List news = membreFacade.findAll();
               for (Iterator it = news.iterator(); it.hasNext();) {
                Membre elem = (Membre) it.next();
               out.println("<b>"+elem.getNom()+" </b><br />"); }
 
 
            out.println("</body>");
            out.println("</html>");
 
 
 
 
 
 
 
 
        } finally {            
            out.close();
        }
    }
 
    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }
 
    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }
 
    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}