RFR: 8334015: Add Support for UUID Version 7 (UUIDv7) defined in RFC 9562 [v16]

[Alan Bateman]

On Wed, 22 Oct 2025 21:26:25 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> The rest of the changes in the PR looks fine to me. Before reviewing the CSR, I think we should come to an agreement on the method naming.
>> 
>> I prefer `fromEpochMillis(...)` instead of the current `epochMillis(...)`. @RogerRiggs, @AlanBateman which one of these method names do you suggest we proceed with?
>
> Not to thrash on the name but `fromEpochMillis(millis))` is a good name similar to `fromString(String)`.

> I prefer `fromEpochMillis(...)` instead of the current `epochMillis(...)`. @RogerRiggs, @AlanBateman which one of these method names do you suggest we proceed with?

The JDK has used `of` and `ofXXX` for static factory methods in recent years. There are a few cases that introduce `fromXXX`, often for cases with more parsing and failure conditions. It's impossible to be 100% consistent. I think `UUID.ofEpochMillis(long)` would work here.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25303#discussion_r2454541141