java - 超类访问检查失败
问题描述
我刚刚安装了 Javafx SDK 14.0.1,并按照 Javafx 入门指南中指定的所有流程进行操作。之后,我编译并成功运行了一个基本的 javafx 代码,如下所示:
@Override
public void start(Stage stage){
Text text = new Text("---");
Button btn = new Button("Hello Javafx");
btn.setOnAction(e->{
text.setText("Hello!, Welcome");
});
VBox vbox = new VBox(10, btn, text);
vbox.setAlignment(Pos.CENTER);
Scene scene = new Scene(vbox, 300, 250);
stage.setScene(scene);
stage.setTitle("New OpenJFX SDK Test");
stage.show();
}
但是 当我用这样的 WebView 对象替换 VBox 时:
@Override
public void start(Stage stage){
WebView view = new WebView();
Scene scene = new Scene(view, 300, 250);
stage.setScene(scene);
stage.setTitle("New OpenJFX SDK Test");
stage.show();
}
我收到以下错误:
Exception in Application start method
java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at javafx.graphics/com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:464)
at javafx.graphics/com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:363)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at java.base/sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:1051)
Caused by: java.lang.RuntimeException: Exception in Application start method
at javafx.graphics/com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:900)
at javafx.graphics/com.sun.javafx.application.LauncherImpl.lambda$launchApplication$2(LauncherImpl.java:195)
at java.base/java.lang.Thread.run(Thread.java:832)
Caused by: java.lang.IllegalAccessError: superclass access check failed: class com.sun.javafx.sg.prism.web.NGWebView (in unnamed module @0x1ef096d7) cannot access class com.sun.javafx.sg.prism.NGGroup (in module javafx.graphics) because module javafx.graphics does not export com.sun.javafx.sg.prism to unnamed module @0x1ef096d7
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:151)
at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:821)
at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:719)
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:642)
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:600)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
at jfxstart.JFXStart.start(JFXStart.java:29)
at javafx.graphics/com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$9(LauncherImpl.java:846)
at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runAndWait$12(PlatformImpl.java:455)
at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:428)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:391)
at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:427)
at javafx.graphics/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96)
at javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:174)
... 1 more
Exception running application jfxstart.JFXStart
C:\Users\AVVAWOX\Documents\NetBeansProjects\JFXStart\nbproject\build-impl.xml:1330: The following error occurred while executing this line:
C:\Users\AVVAWOX\Documents\NetBeansProjects\JFXStart\nbproject\build-impl.xml:936: Java returned: 1
BUILD FAILED (total time: 5 seconds)
解决方案
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