bonjour j'ai un petit souci lors de l'apel a mes page jsp pour le code suivant

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/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
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",
                                                      "/WEB-INF/"})
 
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() ;
 
 
         List ListMembre = membreFacade.findAll();
        request.setAttribute("ListMembre", ListMembre);
 
 
 
        userPath = "index";  
      // use RequestDispatcher to forward request internally
        String url = "/WEB-INF/view/" + userPath + ".jsp";
       //System.out.println(url);
        try {
            request.getRequestDispatcher(url).forward(request, response);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
 
 
 
    }
 
    // <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>
}
j'ai le message d'erreure suivant :

type Exception report

message

descriptionThe server encountered an internal error () that prevented it from fulfilling this request.

exception

java.lang.NoClassDefFoundError: session/MembreFacade
note The full stack traces of the exception and its root causes are available in the GlassFish Server Open Source Edition 3.1.2.2 logs.


arboressance suivante :




jsp suivant :
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<%-- 
    Document   : test
    Created on : 11 mai 2013, 18:08:19
    Author     : Coshom
--%>
 
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>JSP Page</title>
    </head>
    <body>
        <h1>Hello World JSP mimi </h1>
 
    <c:forEach var="Membre" items="${ListMembre}">
             ${ListMembre.nom}
    </c:forEach>
 
 
    </body>
</html>
merci d'avance