For reference this is part of Project Leyden [1][2] which was introduced in 2022 with the first ideas showcased at JVMLS 2023 [3].

[1] https://openjdk.org/projects/leyden/

[2] https://inside.java/tag/leyden

[3] https://www.youtube.com/watch?v=lnth19Kf-x0