RFR: 8356995: Provide default methods min(T, T) and max(T, T) in Comparator interface

[Archie Cobbs]

On Mon, 19 May 2025 07:25:17 GMT, Tagir F. Valeev <tvaleev at openjdk.org> wrote:

> I'm not sure whether we should specify exactly the behavior in case if the comparator returns 0. I feel that it could be a useful invariant that `Comparator.min(a, b)` and `Comparator.max(a, b)` always return different argument, partitioning the set of {a, b} objects (even if they are equal). But I'm open to suggestions here.

IMHO it makes sense. It's the min/max analog to a stable sort.

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PR Comment: https://git.openjdk.org/jdk/pull/25297#issuecomment-2891353170