Deadlock: JFXPanel, ContextMenu, macOS

Tue Aug 4 12:19:33 UTC 2020

And here it is:

https://bugs.openjdk.java.net/browse/JDK-8251038

On 8/4/2020 4:49 AM, Kevin Rushforth wrote:
> Hi Steven,
>
> Thanks for filing the bug. It will be transferred to the JDK project 
> and become publicly visible soon.
>
> -- Kevin
>
>
> On 7/31/2020 8:48 AM, Steven Yi wrote:
>> I haven't seen a bug posted to the system so I suppose it is still under
>> review. When I submitted it, I got an automated response that there 
>> was an
>> internal review ID of 9066237 if that is of use to anyone.
>>
>> On Fri, Jul 31, 2020 at 8:16 AM Eric Bresie <ebresie at gmail.com> wrote:
>>
>>> What was the ticket?
>>>
>>> Eric Bresie
>>> Ebresie at gmail.com
>>>> On July 30, 2020 at 10:54:47 AM CDT, Kevin Rushforth <
>>> kevin.rushforth at oracle.com> wrote:
>>>> Thanks, I'll take a look at it and let you know if we need anything 
>>>> else.
>>>>
>>>> -- Kevin
>>>>
>>>>
>>>> On 7/30/2020 8:45 AM, Steven Yi wrote:
>>>>> Hi Kevin,
>>>>>
>>>>> I pasted in the minimal reproducible example with the issue I 
>>>>> filed as
>>>>> well as a link to the github repo; I hope the everything is in order.
>>>>>
>>>>> Thanks,
>>>>> Steven
>>>>>
>>>>>
>>>>> On Thu, Jul 30, 2020 at 10:57 AM Kevin Rushforth
>>>>> <kevin.rushforth at oracle.com <mailto:kevin.rushforth at oracle.com>>
>>> wrote:
>>>>> If you can provide a small, standalone test case as part of the bug
>>>>> report, that would be ideal.
>>>>>
>>>>> Thanks.
>>>>>
>>>>> -- Kevin
>>>>>
>>>>>
>>>>> On 7/30/2020 6:46 AM, Steven Yi wrote:
>>>>>> Hi Michael,
>>>>>>
>>>>>> Thanks for the link, I missed that when I went to explore JBS.
>>>>> I'll report
>>>>>> the issue there.
>>>>>>
>>>>>> All best,
>>>>>> Steven
>>>>>>
>>>>>>
>>>>>> On Thu, Jul 30, 2020 at 3:25 AM Michael Paus <mp at jugs.org
>>>>> <mailto:mp at jugs.org>> wrote:
>>>>>>> Hi Steven,
>>>>>>> the right place for bug reports like this is here:
>>>>>>> <https://bugs.java.com/bugdatabase/>
>>>>>>> Michael
>>>>>>>
>>>>>>> Am 30.07.20 um 01:28 schrieb Steven Yi:
>>>>>>>> Hi All,
>>>>>>>>
>>>>>>>> I'm not sure if this is the place to report this, but
>>>>> hopefully so. (I
>>>>>>> did
>>>>>>>> not see a way to create an account or report issues on JBS.)
>>>>>>>>
>>>>>>>> I am using JavaFX embedded within a Swing application and had
>>>>> found
>>>>>>>> intermittent deadlocks on macOS that I wasn't sure why it was
>>>>> happening.
>>>>>>> I
>>>>>>>> was finally able to create a minimal working example and have
>>>>> published
>>>>>>> it
>>>>>>>> here:
>>>>>>>>
>>>>>>>> https://github.com/kunstmusik/ContextMenuHangingTest
>>>>>>>>
>>>>>>>> The switching applications seems to be a key to getting the
>>>>> deadlock to
>>>>>>>> happen. Testing with debugger in Netbeans, when the app
>>>>> freezes, I paused
>>>>>>>> the app and saw this in the Java FX Application Thread stack:
>>>>>>>>
>>>>>>>> "JavaFX Application Thread"
>>>>>>>> at sun.lwawt.macosx.LWCToolkit.doAWTRunLoopImpl(LWCToolkit.java)
>>>>>>>> at sun.lwawt.macosx.LWCToolkit.doAWTRunLoop(LWCToolkit.java:913)
>>>>>>>> at sun.lwawt.macosx.LWCToolkit.invokeAndWait(LWCToolkit.java:694)
>>>>>>>> at sun.lwawt.macosx.LWCToolkit.invokeAndWait(LWCToolkit.java:639)
>>>>>>>> at
>>>>> sun.lwawt.macosx.CAccessibility.invokeAndWait(CAccessibility.java:94)
>>>>>>>> at
>>>>> sun.lwawt.macosx.CAccessibility.getFocusOwner(CAccessibility.java:548) 
>>>>>
>>>>>>>> at com.sun.glass.ui.mac.MacWindow._setView(MacWindow.java)
>>>>>>>> at com.sun.glass.ui.Window.setView(Window.java:416)
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.tk.quantum.WindowStage.lambda$setScene$0(WindowStage.java:287) 
>>>
>>>>>>>> at
>>> com.sun.javafx.tk.quantum.WindowStage$$Lambda$359.792704517.get
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.tk.quantum.QuantumToolkit.runWithRenderLock(QuantumToolkit.java:430) 
>>>
>>>>>>>> at
>>>>> com.sun.javafx.tk.quantum.WindowStage.setScene(WindowStage.java:286)
>>>>>>>> at javafx.stage.Window$12.invalidated(Window.java:1085)
>>>>>>>> at
>>>>>>>>
>>> javafx.beans.property.BooleanPropertyBase.markInvalid(BooleanPropertyBase.java:110) 
>>>
>>>>>>>> at
>>>>>>>>
>>> javafx.beans.property.BooleanPropertyBase.set(BooleanPropertyBase.java:145) 
>>>
>>>>>>>> at javafx.stage.Window.setShowing(Window.java:1174)
>>>>>>>> at javafx.stage.Window.show(Window.java:1189)
>>>>>>>> at javafx.stage.PopupWindow.showImpl(PopupWindow.java:472)
>>>>>>>> at javafx.stage.PopupWindow.show(PopupWindow.java:417)
>>>>>>>> at javafx.scene.control.ContextMenu.doShow(ContextMenu.java:323)
>>>>>>>> at javafx.scene.control.ContextMenu.show(ContextMenu.java:265)
>>>>>>>> at
>>>>>>>>
>>> com.kunstmusik.contextmenuhangingtest.HangingTest.lambda$main$0(HangingTest.java:29) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.kunstmusik.contextmenuhangingtest.HangingTest$$Lambda$191.1699780362.handle 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:234) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) 
>>>
>>>>>>>> at
>>> com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
>>>>>>>> at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:49)
>>>>>>>> at javafx.event.Event.fireEvent(Event.java:198)
>>>>>>>> at javafx.scene.Node.fireEvent(Node.java:8885)
>>>>>>>> at javafx.scene.control.Button.fire(Button.java:203)
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.scene.control.behavior.ButtonBehavior.mouseReleased(ButtonBehavior.java:206) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.scene.control.behavior.ButtonBehavior$$Lambda$247.642849157.handle 
>>>
>>>>>>>> at
>>> com.sun.javafx.scene.control.inputmap.InputMap.handle(InputMap.java:274) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.scene.control.inputmap.InputMap$$Lambda$242.1652994145.handle 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:247) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:234) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) 
>>>
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) 
>>>
>>>>>>>> at
>>> com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
>>>>>>>> at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
>>>>>>>> at javafx.event.Event.fireEvent(Event.java:198)
>>>>>>>> at javafx.scene.Scene$MouseHandler.process(Scene.java:3890)
>>>>>>>> at javafx.scene.Scene.processMouseEvent(Scene.java:1885)
>>>>>>>> at
>>>>> javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2618)
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.tk.quantum.EmbeddedScene.lambda$mouseEvent$4(EmbeddedScene.java:287) 
>>>
>>>>>>>> at
>>>>> com.sun.javafx.tk.quantum.EmbeddedScene$$Lambda$322.1002466434.run
>>>>>>>> at
>>>>> java.security.AccessController.doPrivileged(AccessController.java)
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.tk.quantum.EmbeddedScene.lambda$mouseEvent$5(EmbeddedScene.java:280) 
>>>
>>>>>>>> at
>>>>> com.sun.javafx.tk.quantum.EmbeddedScene$$Lambda$321.1000105301.run
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:428) 
>>>
>>>>>>>> at
>>>>> com.sun.javafx.application.PlatformImpl$$Lambda$163.1646337711.run
>>>>>>>> at
>>>>> java.security.AccessController.doPrivileged(AccessController.java)
>>>>>>>> at
>>>>>>>>
>>> com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:427) 
>>>
>>>>>>>> at
>>>>> com.sun.javafx.application.PlatformImpl$$Lambda$162.158199555.run
>>>>>>>> at
>>>>>>>>
>>> com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96) 
>>>
>>>>>>>> Any help would be very much appreciated.
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Steven
>>>>>>>
>