RFR: 8355022: Implement JEP 506: Scoped Values [v3]

[Alan Bateman]

On Tue, 29 Apr 2025 07:54:23 GMT, Andrew Haley <aph at openjdk.org> wrote:

>> Propose to finalize scoped values.
>> The only functional change is that the orElse() method no longer accepts a null argument.
>
> Andrew Haley has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Since when?

src/java.base/share/classes/java/lang/ScopedValue.java line 412:

> 410:          * @throws StructureViolationException if a structure violation is detected
> 411:          * @throws X if {@code op} completes with an exception
> 412:          * @since 25

The `@since` on the method be dropped once Carrier is bumped to 25.

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PR Review Comment: https://git.openjdk.org/jdk/pull/24923#discussion_r2065735184