clean structure de class

src/main/java/metier/Activity.java

@@ -1,21 +0,0 @@
-package metier;
-
-import jakarta.persistence.JoinColumn;
-import jakarta.persistence.ManyToOne;
-
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.Id;
-
-public abstract class Activity {
-    @Id
-    @GeneratedValue
-    public int id;
-
-    @ManyToOne
-    @JoinColumn(name="id_utilisateur")
-    private Utilisateur utilisateur;
-
-    public Activity(){
-
-    }
-}

src/main/java/metier/Classement.java

@@ -1,6 +0,0 @@
-package metier;
-
-public class Classement {
-    private Question question;
-
-}

src/main/java/metier/Question.java

@@ -2,13 +2,15 @@ package metier;
 
 import jakarta.persistence.CascadeType;
 import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.OneToMany;
 
-import java.util.List;
 
 public class Question {
 
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     private int id;
     private Reponse reponse;
 

src/main/java/metier/Quizz.java

@@ -1,6 +1,20 @@
 package metier;
 
-public class Quizz extends Activity{
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+
+public class Quizz{
+
+
+    @Id
+    @GeneratedValue
+    public int id;
+
+    @ManyToOne
+    @JoinColumn(name="id_utilisateur")
+    private Utilisateur utilisateur;
 
     public Quizz(){
         super();

src/main/java/metier/Reponse.java

@@ -2,10 +2,15 @@ package metier;
 
 import java.util.ArrayList;
 
+import javax.annotation.processing.Generated;
+
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 
 public abstract class Reponse {
     @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     private int id;
 
     ArrayList<String> reponses;

src/main/java/metier/Session.java

@@ -11,7 +11,7 @@ public class Session {
     private int codePIN;
 
     @OneToMany
-    private ArrayList<Activity> activities;
+    private ArrayList<Quizz> activities;
 
     @ManyToMany
     private ArrayList<Utilisateur> utilisateurs;
@@ -27,11 +27,11 @@ public class Session {
         return this.codePIN;
     }
 
-    public void setActivities(ArrayList<Activity> activities){
+    public void setActivities(ArrayList<Quizz> activities){
         this.activities = activities;
     }
 
-    public ArrayList<Activity> getActivities(){
+    public ArrayList<Quizz> getActivities(){
         return this.activities;
     }
 

src/main/java/metier/Utilisateur.java

@@ -19,7 +19,7 @@ public class Utilisateur{
     private String password;
 
     @OneToMany(mappedBy = "utilisateur")
-    private List<Activity> activities;
+    private List<Quizz> activities;
 
     public Utilisateur() {}