RFR: 8316931: [macos14] Test "java/awt/TrayIcon/ShowAfterDisposeTest/ShowAfterDisposeTest.html" throws and exception on Mac OS 14(x64, aarch64) [v4]

[Sergey Bylokhov]

On Mon, 15 Jan 2024 11:27:43 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

>> Alisen Chung has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   used jtreg.SkippedException, updated copyright years
>
> src/java.desktop/share/classes/sun/awt/SunToolkit.java line 450:
> 
>> 448:         if (appContext == null) {
>> 449:             return;
>> 450:         }
> 
> I think we should check why the appcontext is null here, the event comes from the native peer, so when the event was created the peer was there, if the peer exists the target should have an appconext as well.
> 
> Maybe the problem is that we try to jump on EDT twice? First time from CTrayIcon.postEvent-> SunToolkit.executeOnEventHandlerThread and then one more time via SunToolkit.postEvent().
> 
> Can deletion of the executeOnEventHandlerThread solve the problem?

Or maybe it is a lack of synchronization?

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PR Review Comment: https://git.openjdk.org/jdk/pull/17329#discussion_r1452264759