RFR: 8325448: Hybrid Public Key Encryption [v28]

[Weijun Wang]

On Thu, 14 Aug 2025 17:46:23 GMT, Artur Barashev <abarashev at openjdk.org> wrote:

>> In fact, if I output a string format here, I would rather only do it for pure ASCII strings. Some Unicode characters are just not distinguishable from human eyes. Then the check can be very simple.
>> 
>> Do you prefer showing both? I mean, info=41424344 ("ABCD").
>
> I see. Yes, ASCII (together with hex) should be fine. We might also change `info` encoding from `UTF_8` to `US_ASCII` in tests as well, although it should work fine as is since ASCII is a subset of UTF-8. My main concern was readability of `info` in tests when we print `HPKEParameterSpec`.

Implemented. Please look at the latest commit.

As for encoding used by `getBytes` in the test, I didn't update it. The whole `getBytes(...)` was a code-completion inserted by IntelliJ IDEA and I'd rather respect its choice. :-)

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PR Review Comment: https://git.openjdk.org/jdk/pull/18411#discussion_r2278021885