RFR: 8331008: Implement JEP 478: Key Derivation Function API (Preview) [v34]

[Weijun Wang]

On Mon, 13 May 2024 19:01:09 GMT, Kevin Driver <kdriver at openjdk.org> wrote:

>> Introduce an API for Key Derivation Functions (KDFs), which are cryptographic algorithms for deriving additional keys from a secret key and other data. See [JEP 478](https://openjdk.org/jeps/478).
>
> Kevin Driver has updated the pull request incrementally with one additional commit since the last revision:
> 
>   code review comments

src/java.base/share/classes/com/sun/crypto/provider/HkdfKeyDerivation.java line 81:

> 79:      *     if the initialization parameters are inappropriate for this {@code KDFSpi}
> 80:      */
> 81:     protected HkdfKeyDerivation(AlgorithmParameterSpec algParameterSpec)

I suggest throwing an exception if params is not null.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18924#discussion_r1599064113