RFR: 8344183: (zipfs) SecurityManager cleanup in the ZipFS area [v3]

[Sean Mullan]

On Thu, 14 Nov 2024 17:01:48 GMT, Eirik Bjørsnøs <eirbjo at openjdk.org> wrote:

>> Please review this PR which cleans up SecurityManager-related code following JEP-486 integraion.
>> 
>> * `ZipFileSystem` is updated to not perform `AccessController::doPrivileged`
>> * `ZipFileSystemProvider` is updated to not perform `AccessController::doPrivileged`
>> *  The test `TestPosix` is updated to perform `AccessController.doPrivileged`
>> 
>> This change should be relatively straight-forward to review. Reviewers may want to look extra close at the exception-unwrapping code in `ZipFileSystem::initOwner` and `ZipFileSystem::initGroup`.
>> 
>> Testing: Tests in `test/jdk/jdk/nio/zipfs` run green locally.
>
> Eirik Bjørsnøs has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Revert catching of NoSuchFileException in expectedDefaultOwner and expectedDefaultGroup
>  - Remove @SuppressWarnings("removal")

Marked as reviewed by mullan (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/22101#pullrequestreview-2437010891