RFR: 8293792: runtime/Dictionary/ProtectionDomainCacheTest.java fails with FileAlreadyExistsException: /tmp

[Ioi Lam]

On Wed, 14 Sep 2022 09:42:37 GMT, Jie Fu <jiefu at openjdk.org> wrote:

> Hi all,
> 
> runtime/Dictionary/ProtectionDomainCacheTest.java fails on Linux if `/tmp` is a symbolic link directory.
> The root cause is that `JarUtils.createJarFile` [1] will throw `FileAlreadyExistsException` if `parent` is a symbolic directory.
> So it seems better to test the existance of `parent` before creation.
> 
> Testing:
> - tier1~3 on Linux/x64 in progress, seems fine until now
> 
> Thanks.
> Best regards,
> Jie
> 
> 
> [1] https://github.com/openjdk/jdk/blob/master/test/lib/jdk/test/lib/util/JarUtils.java#L72

Withdraw my approval per Alan's comment.

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Changes requested by iklam (Reviewer).

PR: https://git.openjdk.org/jdk/pull/10266