RFR: 8349910: Implement HTTP/3 for the HTTP Client API

[Artur Barashev]

On Wed, 23 Apr 2025 08:03:02 GMT, Jaikiran Pai <jpai at openjdk.org> wrote:

>> `MD5NotAllowedInTLS13CertificateSignature` contains an example.
>
> A lot of (existing) HttpClient tests in `test/jdk/java/net/httpclient` currently use this `SimpleSSLContext` construct to read the `testkeys` keystore that's available in the JDK repo's test directory. Moving to a dynamically created keystore instead of a keystore that's committed in the JDK repo seems reasonable. I think it would be better to do that as a separate task in future, since that would involve updating these existing tests to use this new mechanism too.

Sounds good, this was just FYI.

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PR Review Comment: https://git.openjdk.org/jdk/pull/24751#discussion_r2056016233