Add Session.html and lombok, change property access into field access to lombok.

Tested add Session to user, add method UtilisateurDAO.addToSession

Please rerun
mvn clean install

pom.xml

@@ -49,7 +49,7 @@
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
-            <version>1.18.20</version>
+            <version>1.18.42</version>
             <scope>provided</scope>
         </dependency>
 	</dependencies>
@@ -70,19 +70,29 @@
                     </httpConnector>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-war-plugin</artifactId>
+                <version>3.4.0</version>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.1</version>
+                <version>3.11.0</version>
                 <configuration>
-                    <source>1.8</source> <!-- depending on your project -->
-                    <target>1.8</target> <!-- depending on your project -->
+                    <source>11</source> <!-- depending on your project -->
+                    <target>11</target> <!-- depending on your project -->
                     <annotationProcessorPaths>
                         <path>
                             <groupId>org.mapstruct</groupId>
                             <artifactId>mapstruct-processor</artifactId>
                             <version>${org.mapstruct.version}</version>
                         </path>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>1.18.42</version>
+                        </path>
                         <!-- other annotation processors -->
                     </annotationProcessorPaths>
                 </configuration>

src/main/java/DAO/SessionDAO.java

@@ -14,9 +14,6 @@ public class SessionDAO extends GenericDAOImpl<Integer, Session> {
         this.setClass(Session.class);
     }
 
-
-
-
     public List<Session> findByTheme(String theme){
         EntityTransaction t=em.getTransaction();
         t.begin();

src/main/java/DAO/UtilisateurDAO.java

@@ -2,8 +2,11 @@ package DAO;
 
 import jakarta.persistence.EntityTransaction;
 import jakarta.persistence.Query;
+import metier.Session;
 import metier.Utilisateur;
 
+import java.util.ArrayList;
+
 public class UtilisateurDAO extends GenericDAOImpl<Integer, Utilisateur>{
     public UtilisateurDAO() {
         super();
@@ -29,4 +32,25 @@ public class UtilisateurDAO extends GenericDAOImpl<Integer, Utilisateur>{
         t.commit();
         return u;
     }
+
+    public void addToSession(int sessionId, int userId) {
+        EntityTransaction t = em.getTransaction();
+        t.begin();
+        Session s = em.find(Session.class, sessionId);
+        Utilisateur u = em.find(Utilisateur.class, userId);
+
+        //ERROR NULLPOINTEREXCEPTION
+        if (u.getSession() == null) {
+            u.setSession(new ArrayList<>());
+        }
+        if (s.getUtilisateurs() == null) {
+            s.setUtilisateurs(new ArrayList<>());
+        }
+
+        //FAUT AJOUTER OWNING SIDE ( Ici u --> s)
+        u.getSession().add(s);
+        s.getUtilisateurs().add(u);
+        em.merge(u);
+        t.commit();
+    }
 }

src/main/java/metier/Choix.java

@@ -4,24 +4,18 @@ import java.util.ArrayList;
 
 import jakarta.persistence.Entity;
 import jakarta.persistence.PrimaryKeyJoinColumn;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
 
 @Entity
+@Getter
+@Setter
+@NoArgsConstructor
 @PrimaryKeyJoinColumn(name = "Choix_Id")
 public class Choix extends Reponse{
     ArrayList<String> choix;
 
-    public Choix() {
-        super();
-    }
-
-    public ArrayList<String> getChoix() {
-        return this.choix;
-    }
-
-    public void setChoix(ArrayList<String> choix) {
-        this.choix = choix;
-    }
-
     @Override
     public String valHTML(){
         String res = "";

src/main/java/metier/Question.java

@@ -1,51 +1,27 @@
 package metier;
 
 import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
 
 import java.io.Serializable;
 
 @Entity
+@Getter
+@Setter
+@NoArgsConstructor
 public class Question implements Serializable {
-    private int id;
-    private String question;
-    private Reponse reponse;
-    private Quizz quizz;
-
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    public int getId() {
-        return id;
-    }
-    public void setId(int id) {
-        this.id = id;
-    }
+    private int id;
+    private String question;
 
     @OneToOne(cascade = CascadeType.ALL)
     @JoinColumn(name ="bonne_reponse", referencedColumnName = "id")
-    public Reponse getReponse() {
-        return reponse;
-    }
-
-    public void setReponse(Reponse reponse) {
-        this.reponse = reponse;
-    }
+    private Reponse reponse;
 
     @ManyToOne
     @JoinColumn(name="id_quizz")
-    public Quizz getQuizz(){
-        return this.quizz;
-    }
-
-    public void setQuizz(Quizz quizz){
-        this.quizz = quizz;
-    }
-
-    public String getQuestion(){
-        return this.question;
-    }
-
-    public void setQuestion(String question){
-        this.question = question;
-    }
-
+    private Quizz quizz;
 }

src/main/java/metier/Quizz.java

@@ -1,57 +1,30 @@
 package metier;
 
 import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
 import java.io.Serializable;
+import java.util.ArrayList;
 import java.util.List;
 
 @Entity
+@Getter
+@Setter
+@NoArgsConstructor
 public class Quizz implements Serializable {
-    private Session session;
-    private int id;
-    private Utilisateur utilisateur;
-    private List<Question> questions;
-
-    public Quizz(){
-        super();
-    }
-
     @Id
     @GeneratedValue
-    public int getId(){
-        return id;
-    }
-
-    public void setId(Integer id){
-        this.id=id;
-    }
+    private int id;
 
     @ManyToOne
-    public Session getSession(){
-        return session;
-    }
-
-    public void setSession(Session session){
-        this.session=session;
-    }
+    private Session session;
 
     @ManyToOne
     @JoinColumn(name="id_utilisateur")
-    public Utilisateur getUtilisateur(){
-        return utilisateur;
-    }
-
-    public void setUtilisateur(Utilisateur u){
-        this.utilisateur=u;
-    }
+    private Utilisateur utilisateur;
 
     @OneToMany(mappedBy = "quizz")
-    public List<Question> getQuestions(){
-        return this.questions;
-    }
-
-
-    public void setQuestions(List<Question> questions){
-        this.questions = questions;
-    }
-
+    private List<Question> questions=new ArrayList<Question>();
 }

src/main/java/metier/Reponse.java

@@ -4,44 +4,25 @@ import java.io.Serializable;
 import java.util.List;
 
 import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
 
 @Entity
+@Getter
+@Setter
+@NoArgsConstructor
 @Inheritance(strategy=InheritanceType.JOINED)
 @DiscriminatorColumn(name="Type_reponse")
 @DiscriminatorValue("Reponse")
 public abstract class Reponse implements Serializable {
-    private int id;
-    private Question question;
-    public List<String> reponses;
-
-    public Reponse(){}
-
     @Id
     @GeneratedValue(strategy = GenerationType.AUTO)
-    public int getId() {
-        return id;
-    }
-
-    public void setId(int id) {
-        this.id = id;
-    }
+    private int id;
 
     @OneToOne
-    public Question getQuestion(){
-        return this.question;
-    }
-
-    public void setQuestion(Question question){
-        this.question=question;
-    }
-
-    public List<String> getReponses(){
-        return this.reponses;
-    }
-
-    public void setReponses(List<String> reponses){
-        this.reponses=reponses;
-    }
+    private Question question;
+    public List<String> reponses;
 
     public String valHTML(){
         return "";

src/main/java/metier/ReponseCourte.java

@@ -2,23 +2,18 @@ package metier;
 
 import jakarta.persistence.Entity;
 import jakarta.persistence.PrimaryKeyJoinColumn;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
 
 @Entity
+@Getter
+@Setter
+@NoArgsConstructor
 @PrimaryKeyJoinColumn(name = "RC_Id")
 public class ReponseCourte extends Reponse{
     String value;
 
-    public ReponseCourte(){
-        super();
-    }
-
-    public void setValue(String value){
-        this.value = value;
-    }
-    public String getValue(){
-        return this.value;
-    }
-
     @Override
     public String valHTML(){
         return "INPUT";

src/main/java/metier/Session.java

@@ -5,54 +5,22 @@ import java.util.ArrayList;
 import java.util.List;
 
 import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
 
 @Entity
+@Getter
+@Setter
+@NoArgsConstructor
 public class Session implements Serializable {
-    private int codePIN;
-    private List<Quizz> quizzs;
-    private List<Utilisateur> utilisateurs;
-    private String theme;
-
-    public Session(){
-    }
-
-    public void setCodePIN(int codePIN){
-        this.codePIN = codePIN;
-    }
-
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    public int getCodePIN(){
-        return this.codePIN;
-    }
-
-    public void setQuizzs(List<Quizz> quizzs){
-        this.quizzs = quizzs;
-    }
+    private int codePIN;
 
     @OneToMany(mappedBy="session")
-    public List<Quizz> getQuizzs(){
-        return this.quizzs;
-    }
+    private List<Quizz> quizzs = new ArrayList<>();
+    private List<Utilisateur> utilisateurs = new ArrayList<>();
+    private String theme;
 
-    public void setUtilisateurs(List<Utilisateur> utilisateurs){
-        this.utilisateurs = utilisateurs;
-    }
-
-    @ManyToMany(mappedBy = "session")
-    public List<Utilisateur> getUtilisateurs() {
-        return this.utilisateurs;
-    }
-
-    public String getTheme(){
-        return this.theme;
-    }
-
-    public void setTheme(String theme){
-        this.theme = theme;
-    }
-
-    public void addUser(Utilisateur user){
-        this.utilisateurs.add(user);
-    }
 }

src/main/java/metier/Utilisateur.java

@@ -1,48 +1,24 @@
 package metier;
 
 import jakarta.persistence.*;
-
+import lombok.*;
 import java.io.Serializable;
+import java.util.ArrayList;
 import java.util.List;
 
 @Entity
+@Getter
+@Setter
+@NoArgsConstructor
 public class Utilisateur implements Serializable {
-
-    private int id;
-    private String name;
-    private List<Session> session;
-    private String email;
-    private String password;
-    private List<Quizz> quizzs;
-
-    public Utilisateur() {}
-
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    public int getId() {
-        return id;
-    }
-
-    public void setId(int id) {
-        this.id = id;
-    }
-
-    public String getName() {
-        return name;
-    }
-
-    public void setName(String name) {
-        this.name = name;
-    }
+    private int id;
+    private String name;
 
     @Column(unique=true)
-    public String getEmail() {
-        return email;
-    }
-
-    public void setEmail(String email) {
-        this.email = email;
-    }
+    private String email;
+    private String password;
 
     @ManyToMany
     @JoinTable(
@@ -50,28 +26,9 @@ public class Utilisateur implements Serializable {
             joinColumns = @JoinColumn(name="utilisateur_id"),
             inverseJoinColumns = @JoinColumn(name = "session_pin")
     )
-    public List<Session> getSession() {
-        return session;
-    }
-
-    public void setSession(List<Session> session){
-        this.session = session;
-    }
-
-    public String getPassword() {
-        return this.password;
-    }
-
-    public void setPassword(String password) {
-        this.password = password;
-    }
+    private List<Session> session= new ArrayList<>();;
 
     @OneToMany(mappedBy = "utilisateur")
-    public List<Quizz> getQuizzs() {
-        return quizzs;
-    }
+    private List<Quizz> quizzs;
 
-    public void setQuizzs(List<Quizz> quizzs) {
-        this.quizzs = quizzs;
-    }
 }

src/main/java/servlet/SessionInfo.java

@@ -10,14 +10,28 @@ import jakarta.servlet.http.HttpServlet;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
 
+import metier.Session;
 import metier.Utilisateur;
 
-@WebServlet(name="session", urlPatterns={"/SessionInfo"})
-public class SessionInfo  extends HttpServlet {
+@WebServlet(name = "session", urlPatterns = {"/SessionInfo"})
+public class SessionInfo extends HttpServlet {
     SessionDAO sessionDAO = new SessionDAO();
+    UtilisateurDAO uDAO = new UtilisateurDAO();
 
     @Override
     protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
         req.getRequestDispatcher("/Session.html").forward(req, resp);
     }
+
+    @Override
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        // Créer une nouvelle session
+        String theme = req.getParameter("theme");
+        Session s = new Session();
+        s.setTheme(theme);
+        sessionDAO.create(s);
+
+        resp.getWriter().println("<h1>Session creee avec code PIN: " +
+                s.getCodePIN() + "</h1>");
+    }
 }

src/main/java/servlet/UserInfo.java

@@ -1,4 +1,5 @@
 package servlet;
+
 import java.io.IOException;
 import java.io.PrintWriter;
 
@@ -10,7 +11,7 @@ import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
 import metier.Utilisateur;
 
-@WebServlet(name="userinfo", urlPatterns={"/UserInfo"})
+@WebServlet(name = "userinfo", urlPatterns = {"/UserInfo"})
 public class UserInfo extends HttpServlet {
     UtilisateurDAO utilisateurDAO = new UtilisateurDAO();
 
@@ -21,18 +22,27 @@ public class UserInfo extends HttpServlet {
 
     public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
         response.setContentType("text/html");
+        String action = request.getParameter("action");
 
-        Utilisateur u = new Utilisateur();
-        u.setName(request.getParameter("name"));
-        u.setEmail(request.getParameter("email"));
+        if ("addUser".equals(action)) {
+            Utilisateur u = new Utilisateur();
+            u.setName(request.getParameter("name"));
+            u.setEmail(request.getParameter("email"));
 
-        utilisateurDAO.create(u);
-        PrintWriter out = response.getWriter();
-        out.println("<HTML>\n<BODY>\n" +
-                "<H1>Recapitulatif des informations de Tibo</H1>\n" +
-                "<UL>\n" + " <LI>Nom: " + request.getParameter("name") +
-                "\n" + " <LI>Email: " + request.getParameter("email") + "\n" +
-                "</BODY></HTML>");
+            utilisateurDAO.create(u);
+            PrintWriter out = response.getWriter();
+            out.println("<HTML>\n<BODY>\n" +
+                    "<H1>Recapitulatif des informations de Tibo</H1>\n" +
+                    "<UL>\n" + " <LI>Nom: " + request.getParameter("name") +
+                    "\n" + " <LI>Email: " + request.getParameter("email") + "\n" +
+                    "</BODY></HTML>");
+        } else if ("addSession".equals(action)) {
+            int sessionId = Integer.parseInt(request.getParameter("sessionId"));
+            int userId = Integer.parseInt(request.getParameter("userId"));
+            utilisateurDAO.addToSession(sessionId, userId);
+            response.getWriter().println("<h1> Reussi d'ajouter utilisateur " +
+                    userId + " au session " + sessionId + "</h1>");
+        }
     }
 }
 

src/main/webapp/Session.html

@@ -1,10 +1,13 @@
 <!DOCTYPE html>
 <html lang="en">
-<body>
-<form action="QuizzInfo" method="POST">
-    <h1>Creer session</h1>
-        Theme Session :    <INPUT type="text" name="theme" size="20"><BR>
-    <INPUT type="submit" value="Creer Quizz"></INPUT>
-</form>
-</body>
+    <body>
+        <h1>Creer une session</h1>
+        <form action="SessionInfo" method="POST">
+            <input type="hidden" name="action" value="createSession">
+            Theme: <input type="text" name="theme">
+            <input type="submit" value="Creer Session">
+        </form>
+
+
+    </body>
 </html>

src/main/webapp/UserInfo.html

@@ -1,10 +1,20 @@
 <!DOCTYPE html>
 <html lang="en">
     <body>
-        <FORM Method="POST" Action="/UserInfo">
+        <h1>Creer l'utilisateur</h1>
+        <FORM Method="POST" Action="UserInfo">
+            <input type="hidden" name="action" value="addUser">
             Name :      <INPUT type="text" size="20" name="name"><BR>
             Email :     <INPUT type="text" size="20" name="email"><BR>
             <INPUT type="submit" value="Send">
         </FORM>
+
+        <h1>Ajouter utilisateur dans une session</h1>
+        <form action="UserInfo" method="POST">
+            <input type="hidden" name="action" value="addSession">
+            ID Session: <input type="number" name="sessionId"><br>
+            ID Utilisateur: <input type="number" name="userId"><br>
+            <input type="submit" value="Ajouter">
+        </form>
     </body>
 </html>

src/main/webapp/index.html

@@ -6,7 +6,7 @@
 </head>
 <body>
 <h1>Hello World!</h1>
-<a href =http://localhost:8080/myform.html>myform</a>
+<a href =http://localhost:8080/UserInfo.html>myform</a>
 <a href =http://localhost:8080/Quizz.html>Quizz</a>
 
 <a href =Show>show</a>