Discussion :

[moock]

Bonsoir, je suis sur un projet avec JavaFX et j'ai quelques erreurs. J'ai lu les réponses à des questions similaires, mais aucune des solutions ne semble fonctionner. J'espère sincèrement pouvoir trouver de l'aide. Voici le code:

ListController.java

Code :

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public class ListController implements Initializable {
 
    @FXML
    private TableView<Category> categoriesTable;
    @FXML
    private TableColumn<Category, Integer> idColumn;
    @FXML
    private TableColumn<Category, String> nameColumn;
    @FXML
    private TableColumn<Category, String> descriptionColumn;
 
    ObservableList<Category> FXCategories = FXCollections.observableArrayList();
    @FXML
    private TextField searchField;
 
    /**
     * Initializes the controller class.
     * @param url
     * @param rb
     */
    @Override
    public void initialize(URL url, ResourceBundle rb) {
        initCol();
        loadData();
    }    
 
    private void initCol() {
        idColumn.setCellValueFactory(new PropertyValueFactory<>("id"));
        nameColumn.setCellValueFactory(new PropertyValueFactory<>("name"));
        descriptionColumn.setCellValueFactory(new PropertyValueFactory<>("description"));
    }
 
    private void loadData() {
        CategoryDAO categoryDAO = new CategoryDAO();
        List<dev.stekos.cashregister.entities.Category> categories;
        categories = categoryDAO.getAll();
 
        categories.forEach((category) -> {
            FXCategories.add(new Category(category.getId(), category.getName(), category.getDescription()));
        });
 
        categoriesTable.getItems().setAll(FXCategories);
    }
 
    @FXML
    private void search(ActionEvent event) {
    }
 
    class Category {
        private final IntegerProperty id;
        private final StringProperty name;
        private final StringProperty description;
 
        public Category(int id, String name, String descriptoin) {
            this.id = new SimpleIntegerProperty(id);
            this.name = new SimpleStringProperty(name);
            this.description = new SimpleStringProperty(descriptoin);
        }
 
        public int getId() {
            return id.get();
        }
 
        public String getName() {
            return name.get();
        }
 
        public String getDescription() {
            return description.get();
        }
    }
}

ListLoader.java

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public class ListLoader extends Application {
 
    @Override
    public void start(Stage primaryStage) throws IOException {
        URL url = ListLoader.class.getResource("list.fxml");
        if (url == null) {
            System.out.println("Can't load FXML file");
            Platform.exit();
        }
        FXMLLoader loader = new FXMLLoader();
        loader.setLocation(url);
        loader.setController(new ListController());
        BorderPane root;
        root = (BorderPane) loader.load();
        Scene scene = new Scene(root);
        primaryStage.setScene(scene);
        primaryStage.show();
    }
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
 
}

Voici la pile d'erreurs que j'ai obtenues lors de l'exécution du code

Code :

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warning: Supported source version 'RELEASE_6' from annotation processor 'org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor' less than -source '1.8'
warning: The following options were not recognized by any processor: '[eclipselink.canonicalmodel.use_static_factory]'
1 warning
compile-single:
run-single:
Can't load FXML file
Exception in Application start method
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 com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:389)
	at com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:328)
	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.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:767)
Caused by: java.lang.RuntimeException: Exception in Application start method
	at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:917)
	at com.sun.javafx.application.LauncherImpl.lambda$launchApplication$159(LauncherImpl.java:182)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.IllegalStateException: Location is not set.
	at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2434)
	at javafx.fxml.FXMLLoader.load(FXMLLoader.java:2409)
	at dev.stekos.cashregister.views.category.ListLoader.start(ListLoader.java:35)
	at com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$166(LauncherImpl.java:863)
	at com.sun.javafx.application.PlatformImpl.lambda$runAndWait$179(PlatformImpl.java:326)
	at com.sun.javafx.application.PlatformImpl.lambda$null$177(PlatformImpl.java:295)
	at java.security.AccessController.doPrivileged(Native Method)
	at com.sun.javafx.application.PlatformImpl.lambda$runLater$178(PlatformImpl.java:294)
	at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
	at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
	at com.sun.glass.ui.win.WinApplication.lambda$null$152(WinApplication.java:177)
	... 1 more
Exception running application dev.stekos.cashregister.views.category.ListLoader
D:\MyProjects\JAVA\JAVAFX\CashRegister\nbproject\build-impl.xml:1340: The following error occurred while executing this line:
D:\MyProjects\JAVA\JAVAFX\CashRegister\nbproject\build-impl.xml:981: Java returned: 1
BUILD FAILED (total time: 14 seconds)

Cliquer https://github.com/StephaneKuma/CashRegister pour voir le projet sur github

C'est mon problème, j'espère avoir de l'aide bientôt.