RFR: 8351354: Enhance java -XshowSettings:security:tls to show enabled TLS groups [v4]

[Sean Mullan]

On Thu, 9 Oct 2025 11:45:35 GMT, Matthew Donovan <mdonovan at openjdk.org> wrote:

>> In this PR I added TLS groups and signature algorithms to the output of the show settings flag. The values are printed in a single column, like the cipher suites. There can be a lot of values so putting on a single line is ugly. I tried putting them in columns, but it is hard to read.
>
> Matthew Donovan has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains seven additional commits since the last revision:
> 
>  - changed title to 'Enabled Named Groups'
>  - Merge branch 'master' into secsettings
>  - I removed signature algorithms output because the information is created during TLS handshake
>  - Merge branch 'master' into secsettings
>  - removed unused import, updated tools/launcher/Settings.java test
>  - Merge branch 'master' into secsettings
>  - 8351354: Enhance java -XshowSettings:security:tls to show enabled TLS groups and signature algorithms

Marked as reviewed by mullan (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/24424#pullrequestreview-3318883788