RFR: 8331008: Implement JEP 478: Key Derivation Function API (Preview) [v27]

[Kevin Driver]

On Sun, 8 Sep 2024 16:32:25 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Kevin Driver has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   updated comments around locking mechanism
>
> src/java.base/share/classes/javax/crypto/KDFSpi.java line 51:
> 
>> 49:  * Implementations which do not support {@code KDFParameters} may require
>> 50:  * {@code null} to be passed, otherwise an {@code InvalidAlgorithmParameterException}
>> 51:  * may be thrown. On the other hand, implementations which require
> 
> I think you may need to clarify this paragraph for both provider implementations and anything that uses the concrete implementation. For a non-null kdfParameters that is not supported, the current wording seems to allow a provider to ignore parameters that it doesn't support, is that the intention?

@AlanBateman: I believe https://github.com/openjdk/jdk/pull/20301/commits/efde3bb80a460d6039372874e31fca9008c054af improves things, but let me know if you feel it needs further word-smithing.

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PR Review Comment: https://git.openjdk.org/jdk/pull/20301#discussion_r1757664211