JavaFx的module-info.java坑

今天使用JavaFx新建一个JavaFxApplication写了一些基本配置就报错了。

Exception in Application constructor
Exception in thread "main" 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 java.base/sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:1081)
Caused by: java.lang.RuntimeException: Unable to construct Application instance: class com.wuxianggujun.toolbox.core.SendFile
	at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:891)
	at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.lambda$launchApplication$2(LauncherImpl.java:196)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.IllegalAccessException: class com.sun.javafx.application.LauncherImpl (in module javafx.graphics) cannot access class com.wuxianggujun.toolbox.core.SendFile (in module com.wuxianggujun.toolbox) because module com.wuxianggujun.toolbox does not export com.wuxianggujun.toolbox.core to module javafx.graphics
	at java.base/jdk.internal.reflect.Reflection.newIllegalAccessException(Reflection.java:394)
	at java.base/java.lang.reflect.AccessibleObject.checkAccess(AccessibleObject.java:674)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:492)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:483)
	at javafx.graphics@18.0.1/com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$8(LauncherImpl.java:803)
	at javafx.graphics@18.0.1/com.sun.javafx.application.PlatformImpl.lambda$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.win.WinApplication._runLoop(Native Method)
	at javafx.graphics@18.0.1/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:184)
	... 1 more

进程已结束,退出代码1

在项目的module-info.java文件中添加你报错的JavaFxApplication的包。

 exports com.wuxianggujun.toolbox.core;

运行之后，就没有这个B问题了，真烦。