RFR: 8316388: Opensource five Swing component related regression tests [v3]

[Alexey Ivanov]

On Wed, 13 Mar 2024 19:40:16 GMT, Alexander Zuev <kizune at openjdk.org> wrote:

>> test/jdk/javax/swing/JDesktopPane/bug4773378.java line 99:
>> 
>>> 97:                 bug4773378.this.wait();
>>> 98:             }
>>> 99:         }
>> 
>> Suggestion:
>> 
>>         frameActivated.await();
>> 
>> 
>> Using `CountDownLatch` is so much cleaner.
>
> You like your countdown latches :) Ok, i will re-write this test with CDL.

Because 1 line of code replaces 4 lines of code and communicates what's happening much clearer than a synchronized block with a flag.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18259#discussion_r1524493581