RFR: 8281296: Create a regression test for JDK-4515999 [v2]

[Manukumar V S]

On Mon, 7 Feb 2022 13:32:04 GMT, Alexey Ivanov <aivanov at openjdk.org> wrote:

>> Manukumar V S has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fixed review comments: JSpinner access in EDT,formatting changes,BUTTON1_DOWN_MASK,Copyright header
>
> test/jdk/javax/swing/JSpinner/4515999/JSpinnerMouseAndKeyPressTest.java line 72:
> 
>> 70:         List<String> lafs = Arrays.stream(getInstalledLookAndFeels())
>> 71:                                   .map(UIManager.LookAndFeelInfo::getClassName)
>> 72:                                   .collect(Collectors.toList());
> 
> This is probably a bit too much for just mapping `LookAndFeelInfo` to `lafClassName`… If you like it though, I don't mind.

I'm keeping this.

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PR: https://git.openjdk.java.net/jdk/pull/7363