RFR: 8331008: Implement JEP 478: Key Derivation Function API (Preview) [v28]

[Weijun Wang]

On Mon, 13 May 2024 09:31:53 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Kevin Driver has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   re-enable preview annotations
>
> src/java.base/share/classes/javax/crypto/KDFSpi.java line 41:
> 
>> 39:  * All the abstract methods in this class must be implemented by each
>> 40:  * cryptographic service provider who wishes to supply the implementation of a
>> 41:  * particular key derivation algorithm.
> 
> As a general point here, this doesn't link to anything that explains what any of this means. If I implement KDFSpi then what do I do with it? It's not referenced by anything else in the API.

+1. Especially, describe what constructor an implementation should provide, it should be public, it should have an argument, it should throw some exceptions in some cases.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18924#discussion_r1599073316