RFR: 8358076: KeyFactory.getInstance("EdDSA").generatePublic(null) throws NPE [v2]

[Weijun Wang]

On Fri, 30 May 2025 15:57:09 GMT, Anthony Scarpino <ascarpino at openjdk.org> wrote:

>> I need a code review to throw `InvalidKeySpecException` when null is passed with `generatePublic()` and `generatePrivate()`.  This change takes the opportunity to modernize the KeyFactory code by using `switch` syntax for `instanceof` checking, as well as, keeping the previous design of the implementation method handling the null case.  There are existing JCK test cover this case, so no regression test is added.
>
> Anthony Scarpino has updated the pull request incrementally with one additional commit since the last revision:
> 
>   most should be must

Marked as reviewed by weijun (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/25533#pullrequestreview-2882406471