RFR: 8353950: Clipboard interaction on Windows is unstable [v5]

[Matthias Bläsing]

On Mon, 2 Jun 2025 16:19:25 GMT, Alisen Chung <achung at openjdk.org> wrote:

>> Matthias Bläsing has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Address review comments:
>>   
>>   - reduce log level in WClipboard#handleContentsChanged to DEBUG, so that
>>     in normal operation it will not be visible
>>   - restore comment on WClipboard#closeClipboard
>>   - adjust comment on WClipboard#openClipboard
>>   - Ensure ConcurrentClipboardAccessTest shutsdown on its own when not
>>     run in an environment with an external timeout handling.
>>   - Added finishing message to ConcurrentClipboardAccessTest, so that
>>     correct termination can be determined visually if run manually
>
> src/java.desktop/windows/classes/sun/awt/windows/WClipboard.java line 113:
> 
>> 111:     @Override
>> 112:     public native void openClipboard(SunClipboard newOwner) throws IllegalStateException;
>> 113:     /**
> 
> was this comment accidentally deleted?

Restored the comment and adjusted the comment on `openClipboard` to better address the required calling sequence.

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PR Review Comment: https://git.openjdk.org/jdk/pull/24614#discussion_r2124869380