On Sun, 8 May 2022 01:51:17 GMT, Martin Buchholz <mar...@openjdk.org> wrote:
>> Doug Lea has updated the pull request incrementally with three additional
>> commits since the last revision:
>>
>> - Accommodate restrictive SecurityManagers
>> - merge with loom updates
>> Merge remote-tracking branch 'refs/remotes/origin/JDK-8286294' into
>> JDK-8286294
>> - Fix testLazySubmit; enable suite
>
> Here's a suggested strengthening of testCloseCommonPool:
>
> - close should have "no effect", not just "not terminate".
> - the submitted task will be run by the pool ... eventually (which suggests
> that closing the common pool maybe should quiesce the pool before returning)
> - I might merge this with testCommonPoolShutDown
>
> /**
> * Implicitly closing common pool using try-with-resources has no effect.
> */
> public void testCloseCommonPool() {
> ForkJoinTask f = new FibAction(8);
> ForkJoinPool pool;
> try (ForkJoinPool p = pool = ForkJoinPool.commonPool()) {
> p.execute(f);
> }
>
> assertFalse(pool.isShutdown());
> assertFalse(pool.isTerminating());
> assertFalse(pool.isTerminated());
>
> String prop = System.getProperty(
> "java.util.concurrent.ForkJoinPool.common.parallelism");
> if (! "0".equals(prop)) {
> f.join();
> checkCompletedNormally(f);
> }
> }
@Martin-Buchholz thanks for test improvements. I'm leaving further FJP tweaks
for some other time to avoid possibility of problems after already merging with
loom commit
-------------
PR: https://git.openjdk.java.net/jdk/pull/8577
