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fix: catch SecurityException from setContextClassLoader on ForkJoinPool workers - #3962
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vlsi merged 1 commit intoMar 14, 2026
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…ol workers InnocuousForkJoinWorkerThread (used by ForkJoinPool.commonPool() under certain security configurations) throws SecurityException when setContextClassLoader is called. This crashed the cleanup thread, disabling phantom-reference-based leak detection for the rest of the JVM lifetime. Wrap the call in try-catch since it is best-effort: ForkJoinPool does not inherit contextClassLoader from the submitting thread, but custom thread factories might, so we still attempt to nullify it. Fixes pgjdbc#3953 Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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I couldn't make the test run with the SecurityManager as Gradle overrides it. |
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InnocuousForkJoinWorkerThread(used byForkJoinPool.commonPool()under certain security configurations) throwsSecurityExceptionwhensetContextClassLoaderis called. This crashed the cleanup thread, disabling phantom-reference-based leak detection for the rest of the JVM lifetime.Wrap the call in try-catch since it is best-effort:
ForkJoinPooldoes not inheritcontextClassLoaderfrom the submitting thread, but custom thread factories might, so we still attempt to nullify it.Fixes #3953