On Tue, 9 Jun 2026 15:41:07 GMT, Axel Boldt-Christmas <[email protected]> 
wrote:

>> There are few places which uses the fully qualified name for the 
>> `AsValueClass` annotation. As a result the plugging does not modify these 
>> classes when compiling, so they are still identity classes.
>> 
>> I propose improving the robustness of this plugin. We need to do this during 
>> parsing so we cannot actually check 100% that it will resolve to the correct 
>> annotation. However we can do a best effort, which handles same package, 
>> fully qualified, imported and rejects other annotations with the same class 
>> name.
>> 
>> ---------
>> - [x] I confirm that I make this contribution in accordance with the 
>> [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai).
>
> Axel Boldt-Christmas 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 five additional 
> commits since the last revision:
> 
>  - Check other class before package
>  - Merge remote-tracking branch 'upstream_valhalla/lworld' into 
> lworld-improve-ValueClassPlugin
>  - Merge remote-tracking branch 'upstream_valhalla/lworld' into 
> lworld-improve-ValueClassPlugin
>  - Merge remote-tracking branch 'upstream_valhalla/lworld' into 
> lworld-improve-ValueClassPlugin
>  - Make ValueClassPlugin more robust

This should obviously be done at semantic analysis-time (well, post-semantic 
analysis-time). I don't get why it has to be done at parse time, but OK, if you 
say so then I believe you. Besides, this is an improvement.

-------------

Marked as reviewed by jsjolen (no project role).

PR Review: 
https://git.openjdk.org/valhalla/pull/2405#pullrequestreview-4495607079

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