RFR: 8299864: ZipFileStore#supportsFileAttributeView(String) doesn't throw NPE [v4]

[Lance Andersen]

On Wed, 11 Jan 2023 08:43:36 GMT, Per Minborg <pminborg at openjdk.org> wrote:

>> This PR proposes to add null-checking for some parameter arguments in `ZipFileStore`.
>
> Per Minborg has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix typo and add bug ref

Thank you for the updates Per.  The changes look fine.

At a later date we should additional tests for the the non-null values passed to getAttribute et.al.

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Marked as reviewed by lancea (Reviewer).

PR: https://git.openjdk.org/jdk/pull/11926