What to do with an JavaFX exception

[Tom Schindl]

You need to interface with FX on the JavaFX thread.

Tom

Von meinem iPhone gesendet

> Am 30.05.2019 um 00:51 schrieb Petr Nemecek <pnem at cmail.cz>:
> 
> Dear all,
> 
> when making a call in a separate thread like this:
> 
> myTableView.getSelectionModel().select(myItem);
> 
> I sometimes (not every time...) get the exception see the stacktrace below.
> 
> It looks to me like a bug somewhere in JavaFX code. Could I file this as a bug? Where?
> 
> Many thanks,
> Petr
> 
> ***
> java.lang.ArrayIndexOutOfBoundsException: arraycopy: length -1 is negative
>    at java.base/java.lang.System.arraycopy(Native Method)
>    at javafx.collections.transformation.SortedList.removeFromMapping(SortedList.java:364)
>    at javafx.collections.transformation.SortedList.addRemove(SortedList.java:398)
>    at javafx.collections.transformation.SortedList.sourceChanged(SortedList.java:108)
>    at javafx.collections.transformation.TransformationList.lambda$getListener$0(TransformationList.java:106)
>    at javafx.collections.WeakListChangeListener.onChanged(WeakListChangeListener.java:88)
>    at com.sun.javafx.collections.ListListenerHelper$SingleChange.fireValueChangedEvent(ListListenerHelper.java:164)
>    at com.sun.javafx.collections.ListListenerHelper.fireValueChangedEvent(ListListenerHelper.java:73)
>    at javafx.collections.ObservableListBase.fireChange(ObservableListBase.java:233)
>    at javafx.collections.ListChangeBuilder.commit(ListChangeBuilder.java:482)
>    at javafx.collections.ListChangeBuilder.endChange(ListChangeBuilder.java:541)
>    at javafx.collections.ObservableListBase.endChange(ObservableListBase.java:205)
>    at com.sun.javafx.collections.ObservableListWrapper.clear(ObservableListWrapper.java:157)
>    at com.sun.javafx.scene.control.SelectedCellsMap.clear(SelectedCellsMap.java:202)
>    at javafx.scene.control.TableView$TableViewArrayListSelectionModel.quietClearSelection(TableView.java:2815)
>    at javafx.scene.control.TableView$TableViewArrayListSelectionModel.select(TableView.java:2539)
>    at com.rinkai.rinkairouting.scenes.main.DistanceMatrixController$1.call(DistanceMatrixController.java:200)
> 
>