java - JavaFX和SceneBuilder-當它是MenuItem時無法獲取事件的來源

Exception in thread "JavaFX Application Thread" java.lang.RuntimeException: java.lang.reflect.InvocationTargetException at javafx.fxml.FXMLLoader$MethodHandler.invoke(FXMLLoader.java:1774) at javafx.fxml.FXMLLoader$ControllerMethodEventHandler.handle(FXMLLoader.java:1657) at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86) at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238) at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191) at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58) at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74) at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:49) at javafx.event.Event.fireEvent(Event.java:198) at javafx.scene.control.MenuItem.fire(MenuItem.java:462) at com.sun.javafx.scene.control.skin.ContextMenuContent$MenuItemContainer.doSelect(ContextMenuContent.java:1405) at com.sun.javafx.scene.control.skin.ContextMenuContent$MenuItemContainer.lambda$createChildren$343(ContextMenuContent.java:1358) at com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:218) at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80) at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238) at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191) at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59) at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58) at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74) at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54) at javafx.event.Event.fireEvent(Event.java:198) at javafx.scene.Scene$MouseHandler.process(Scene.java:3757) at javafx.scene.Scene$MouseHandler.access$1500(Scene.java:3485) at javafx.scene.Scene.impl_processMouseEvent(Scene.java:1762) at javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2494) at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:394) at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:295) at java.security.AccessController.doPrivileged(Native Method) at com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$353(GlassViewEventHandler.java:432) at com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:389) at com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:431) at com.sun.glass.ui.View.handleMouseEvent(View.java:555) at com.sun.glass.ui.View.notifyMouse(View.java:937) at com.sun.glass.ui.win.WinApplication._runLoop(Native Method) at com.sun.glass.ui.win.WinApplication.lambda$null$147(WinApplication.java:177) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:71) at sun.reflect.GeneratedMethodAccessor1.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:275) at javafx.fxml.FXMLLoader$MethodHandler.invoke(FXMLLoader.java:1769) ... 43 more Caused by: java.lang.ClassCastException: javafx.scene.control.MenuItem cannot be cast to javafx.scene.Node at app_views.app_comptabilite.FXMLDocumentController.ouvrir(FXMLDocumentController.java:227) ... 53 more

import java.net.URL; import java.util.ArrayList; import java.util.ResourceBundle; import javafx.event.ActionEvent; import javafx.event.Event; import javafx.fxml.FXML; import javafx.fxml.Initializable; import javafx.scene.Node; import javafx.scene.control.Menu; import javafx.scene.control.MenuBar; import javafx.scene.control.MenuItem; import javafx.scene.control.Tab; import javafx.scene.control.TabPane; import javafx.scene.control.ToggleButton; import javafx.scene.control.ToggleGroup; import javafx.scene.layout.AnchorPane; public class FXMLDocumentController implements Initializable { @FXML private MenuBar barre_menu; @FXML private Menu menu_fichier; @FXML private MenuItem menu_nouvel_article; @FXML private MenuItem menu_charger; @FXML private MenuItem menu_enregistrer; @FXML private MenuItem menu_quitter; @FXML private Menu menu_action; @FXML private MenuItem action_vente; @FXML private MenuItem action_achat; @FXML private Menu menu_versement; @FXML private MenuItem versement_credit; @FXML private MenuItem versement_débit; @FXML private Menu menu_listes; @FXML private MenuItem liste_vente; @FXML private MenuItem liste_achat; @FXML private MenuItem liste_article; @FXML private MenuItem liste_produit; @FXML private MenuItem liste_crédit; @FXML private MenuItem liste_débit; @FXML private MenuItem liste_facture; @FXML private MenuItem liste_bon_de_commande; @FXML private Menu menu_compte; @FXML private Menu menu_utilisateur; @FXML private MenuItem liste_utilisateurs; @FXML private MenuItem ajouter_utilisateur; @FXML private Menu menu_aide; @FXML private MenuItem aide_dicdaticiel; @FXML private MenuItem aide_apropos; @FXML private Tab tab_accueil; @FXML private ToggleButton tool_accueil; @FXML private ToggleGroup groupe_toggle; @FXML private ToggleButton tool_nouvelArticle; @FXML private ToggleButton tool_liste_articles; @FXML private ToggleButton tool_liste_produits; @FXML private ToggleButton tool_achat; @FXML private ToggleButton tool_vente; @FXML private ToggleButton tool_bonDeCommande; @FXML private ToggleButton tool_credit; @FXML private ToggleButton tool_debit; @FXML private ToggleButton tool_liste_utilisateur; @FXML private ToggleButton tool_ajouter_utilisateur; @FXML private ToggleButton tool_calculatrice; @FXML private ToggleButton tool_aide; @FXML private ToggleButton tool_abonnement; private final ArrayList<AnchorPane> contenuOnglets=new ArrayList<AnchorPane>(); @FXML private ToggleGroup groupe_calc; @FXML private ToggleGroup groupe_aide; @FXML private ToggleGroup groupe_abonnement; @FXML private TabPane barreOnglets; @FXML private MenuItem solde; @FXML private MenuItem calculatrice; @FXML private MenuItem abonnement; @Override public void initialize(URL url, ResourceBundle rb) { initTab(); } @FXML private void initTab(){ //La méthode sert à introduire le contenu des onglets dans une arraylist /*for(Menu menu: barre_menu.getMenus()){ for(MenuItem mi: menu.getItems()){ if(!(mi.getId().equals("Charger") ||mi.getId().equals("Enregistrer") ||mi.getId().equals("Quitter") || mi.getId().equals("Solde") || mi.getId().equals("Abonnement") || mi.getId().equals("Calculatrice") || mi.getId().equals("Aide") || mi.getId().equals("A propos de nous"))){ // AnchorPane ap= new AnchorPane(); //ap.setId(mi.getId()); //contenuOnglets.add(ap); } } }*/ AnchorPane ap=new AnchorPane(),ap2=new AnchorPane(); ap.setId("Accueil"); ap2.setId("Créer un bon de commande"); contenuOnglets.add(ap); contenuOnglets.add(ap2); //Ne pas oublier les tools bon de commande et accueil //Cet algo est utilisé de maniere temporaire //Par la suite on créera les fxml des anchorpane correspondants //en leur donnant les id correspondants } private void choisirOnglet(String id){ for(AnchorPane anchorPane: contenuOnglets){ if(anchorPane.getId().equals(id)){ Tab tab= new Tab(id); int valeur=0; for(Tab t: barreOnglets.getTabs()){ if(t.getText().equals(id)){ valeur=1; barreOnglets.getSelectionModel().select(t); break; } } if(valeur==0){ tab.setContent(anchorPane); barreOnglets.getTabs().add(tab); barreOnglets.getSelectionModel().select(tab); } break; } } } @FXML private void ouvrir(Event event) { System.out.println("Fonction ouvrir"); //This is the line that generates the error String id=((Node)event.getSource()).getId(); choisirOnglet(id); }