On Thu, 20 Jun 2024 17:44:41 GMT, Markus Mack <mm...@openjdk.org> wrote:

>> This PR provides the test case given in the JBS issue, and a simple fix for 
>> the index calculation when inserting data after previous data with duplicate 
>> categories.
>> 
>> Also, I've added a comment to `BarChart`s javadoc, clarifying the behavior 
>> that was apparently assumed (but broken) previously.
>> 
>> The index lookup is skipped for performance reasons if there are no 
>> duplicates, corresponding to the previous implementation.
>> Further optimizations would be possible, but probably are not really helpful 
>> without more extensive changes. The previous code already loops over all 
>> categories to check if they are present, typically nested in a loop adding 
>> many data items, thus already scaling quadratically when adding lots of 
>> mostly unique data points.
>
> Markus Mack has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   JavaDoc formatting

This code does not work:


Exception in thread "JavaFX Application Thread" 
java.lang.IndexOutOfBoundsException: Index 2 out of bounds for length 1
        at 
java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:100)
        at 
java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:106)
        at 
java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:302)
        at java.base/java.util.Objects.checkIndex(Objects.java:385)
        at 
javafx.base/com.sun.javafx.collections.ObservableListWrapper.doAdd(ObservableListWrapper.java:98)
        at 
javafx.base/javafx.collections.ModifiableObservableListBase.add(ModifiableObservableListBase.java:196)
        at 
javafx.controls/javafx.scene.chart.BarChart.dataItemAdded(BarChart.java:218)
        at 
javafx.controls/javafx.scene.chart.XYChart.dataItemsChanged(XYChart.java:558)
        at 
javafx.controls/javafx.scene.chart.XYChart$Series$1.onChanged(XYChart.java:1556)
        at 
javafx.base/com.sun.javafx.collections.ListListenerHelper$SingleChange.fireValueChangedEvent(ListListenerHelper.java:162)
        at 
javafx.base/com.sun.javafx.collections.ListListenerHelper.fireValueChangedEvent(ListListenerHelper.java:71)
        at 
javafx.base/javafx.collections.ObservableListBase.fireChange(ObservableListBase.java:246)
        at 
javafx.base/javafx.collections.ListChangeBuilder.commit(ListChangeBuilder.java:482)
        at 
javafx.base/javafx.collections.ListChangeBuilder.endChange(ListChangeBuilder.java:541)
        at 
javafx.base/javafx.collections.ObservableListBase.endChange(ObservableListBase.java:210)
        at 
javafx.base/javafx.collections.ModifiableObservableListBase.add(ModifiableObservableListBase.java:200)
        at java.base/java.util.AbstractList.add(AbstractList.java:113)
        at 
monkey_tester/com.oracle.tools.fx.monkey.pages.BarChartPage.addDuplicateCategory(BarChartPage.java:86)
        at 
monkey_tester/com.oracle.tools.fx.monkey.util.FX.lambda$2(FX.java:145)
        at 
javafx.base/com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
        at 
javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:232)
        at 
javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:189)
        at 
javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
        at 
javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at 
javafx.base/com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
        at 
javafx.base/com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:49)
        at javafx.base/javafx.event.Event.fireEvent(Event.java:199)
        at javafx.controls/javafx.scene.control.MenuItem.fire(MenuItem.java:459)
        at 
javafx.controls/com.sun.javafx.scene.control.ContextMenuContent$MenuItemContainer.doSelect(ContextMenuContent.java:1426)
        at 
javafx.controls/com.sun.javafx.scene.control.ContextMenuContent$MenuItemContainer.lambda$12(ContextMenuContent.java:1379)
        at 
javafx.base/com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:247)
        at 
javafx.base/com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80)
        at 
javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:232)
        at 
javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:189)
        at 
javafx.base/com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
        at 
javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
        at 
javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at 
javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
        at 
javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at 
javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
        at 
javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at 
javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
        at 
javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at 
javafx.base/com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
        at 
javafx.base/com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
        at javafx.base/javafx.event.Event.fireEvent(Event.java:199)
        at 
javafx.graphics/javafx.scene.Scene$MouseHandler.process(Scene.java:3987)
        at javafx.graphics/javafx.scene.Scene.processMouseEvent(Scene.java:1893)
        at 
javafx.graphics/javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2711)
        at 
javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:411)
        at 
javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:1)
        at 
java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at 
javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$2(GlassViewEventHandler.java:450)
        at 
javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:430)
        at 
javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:449)
        at javafx.graphics/com.sun.glass.ui.View.handleMouseEvent(View.java:551)
        at javafx.graphics/com.sun.glass.ui.View.notifyMouse(View.java:937)
        at 
javafx.graphics/com.sun.glass.ui.mac.MacView.notifyMouse(MacView.java:128)



To reproduce:

- run the **latest** Monkey Tester
- select BarChart
- just in case, I am going to attach a screenshot of the settings
- right click on chart, select "Add Duplicate Category" item **twice**
- right click, select "Add Series with Duplicate Category"
- BOOM

![Screenshot 2024-06-20 at 11 21 
49](https://github.com/openjdk/jfx/assets/107069028/c0c92c5b-b602-4821-948d-6ec0f91683bb)

-------------

PR Comment: https://git.openjdk.org/jfx/pull/1476#issuecomment-2181282900

Reply via email to