RFR: 8376052: Use AttachOperationFailedException rather than AttachNotSupportedException in findTargetProcessTmpDirectory() [v3]

[Yasumasa Suenaga]

On Sun, 25 Jan 2026 11:02:32 GMT, Yasumasa Suenaga <ysuenaga at openjdk.org> wrote:

>> [JDK-8373867](https://bugs.openjdk.org/browse/JDK-8373867) improves the logic to find tmp directory for using in attaching procedure. It might throw `IOException` or `AttachNotSupportedException` when it failed.
>> 
>> In review thread #28867, we reached conclusion we should use `AttachOperationFailedException` rather than `AttachNotSupportedException` because `AttachNotSupportedException` would be thrown when a compatible AttachProvider does not exist.
>
> Yasumasa Suenaga has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Update comments in findTargetProcessTmpDirectory()
>  - Throw AssertionError when URISyntaxException happens at findTargetProcessTmpDirectory()

PING: Can I get second reviewer? CSR for this PR has been already approved.

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PR Comment: https://git.openjdk.org/jdk/pull/29355#issuecomment-3833254016