RFR: 8331008: Implement JEP 478: Key Derivation Function API (Preview) [v40]

[Weijun Wang]

On Wed, 18 Sep 2024 13:32:06 GMT, Sean Mullan <mullan at openjdk.org> wrote:

>> Kevin Driver has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   IDE formatting broke snippet
>
> src/java.base/share/classes/javax/crypto/KDF.java line 331:
> 
>> 329:      *         if at least one {@code Provider} supports a {@code KDF}
>> 330:      *         implementation for the specified algorithm but none of them
>> 331:      *         support the specified parameters
> 
> I don't understand why this @throws has been removed. @wangweij did you request that this be removed? What about the case where there is a provider that supports the algorithm, but does not support the parameters? I thought we were going to iterate over the providers and try to instantiate each one with the supplied parameters. In that case `NoSuchAlgorithmException` is not appropriate.

Not me.

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PR Review Comment: https://git.openjdk.org/jdk/pull/20301#discussion_r1765173227