Prosta aplikacja okienkowa przy współpracy z SceenBuliderem i rzuca błędami.
package com.example.powtorkafx;
import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import java.io.IOException;
import static javafx.fxml.FXMLLoader.load;
public class Main extends Application {
@Override
public void start(Stage stage) throws Exception {
FXMLLoader loader = new FXMLLoader(this.getClass().getResource("/fxml/mainScreen.fxml"));
StackPane stackPane = loader.load();
Scene scene = new Scene(stackPane, 640, 640);
stage.setScene(scene);
stage.setTitle("Random title");
stage.show();
}
public static void main(String[] args) {
launch(args);
}
}
Konsola wyrzuca:
Exception in Application start method
java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:119)
at java.base/java.lang.reflect.Method.invoke(Method.java:577)
at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:465)
at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:364)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:577)
at java.base/sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:1081)
Caused by: java.lang.RuntimeException: Exception in Application start method
at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:901)
at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.lambda$launchApplication$2(LauncherImpl.java:196)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: javafx.fxml.LoadException:
/home/nikt/IdeaProjects/powtorkafx/target/classes/fxml/mainScreen.fxml:6
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader.constructLoadException(FXMLLoader.java:2707)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader$ValueElement.processAttribute(FXMLLoader.java:933)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader$InstanceDeclarationElement.processAttribute(FXMLLoader.java:981)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader$Element.processStartElement(FXMLLoader.java:230)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader$ValueElement.processStartElement(FXMLLoader.java:755)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader.processStartElement(FXMLLoader.java:2808)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2634)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2548)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader.load(FXMLLoader.java:2516)
at com.example.powtorkafx/com.example.powtorkafx.Main.start(Main.java:18)
at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$9(LauncherImpl.java:847)
at javafx.graphics@18.0.1/com.sun.javafx.application.PlatformImpl.lambda$runAndWait$12(PlatformImpl.java:484)
at javafx.graphics@18.0.1/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:457)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at javafx.graphics@18.0.1/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:456)
at javafx.graphics@18.0.1/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96)
at javafx.graphics@18.0.1/com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
at javafx.graphics@18.0.1/com.sun.glass.ui.gtk.GtkApplication.lambda$runLoop$11(GtkApplication.java:316)
... 1 more
Caused by: java.lang.ClassNotFoundException: com.example.powtorkafx.mainController
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:188)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
at javafx.fxml@18.0.1/javafx.fxml.FXMLLoader$ValueElement.processAttribute(FXMLLoader.java:931)
... 17 more
Exception running application com.example.powtorkafx.Main
Process finished with exit code 1