Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package actions; import com.google.gson.Gson; import com.google.gson.GsonBuilder; import com.google.gson.JsonObject; import dao.JpaUtil; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpSession; import metier.modele.Adherent; import metier.service.ServiceMetier; /** * * @author Anthony */ public class ConnexionAction extends Action { @Override public String execute(HttpServletRequest request) { ServiceMetier sm = new ServiceMetier(); Adherent adherent = sm.connexion(request.getParameter("email")); JsonObject jsonResponse = new JsonObject(); if (adherent == null) { // Connexion chou jsonResponse.addProperty("Connexion", "KO"); } else { jsonResponse.addProperty("Connexion", "OK"); HttpSession session = request.getSession(); session.setAttribute("Id", adherent.getId()); session.setAttribute("Email", adherent.getMail()); } //Serialisation & Ecriture sur le flux de sortie Gson gson = new GsonBuilder().setPrettyPrinting().create(); String json = gson.toJson(jsonResponse); return json; } }