JDK24 previews
JEP 404: Generational ShenandoahJEP 450 : Compact Object Headers iJEP 478 : Key Derivation Function APIJEP 487: Scoped Values (Fourth Preview)JEP 488: Primitive Types in Patterns, instanceof, and switch (Second Preview)JEP 489: Vector API (Ninth Incubator)JEP 492: Flexible Constructor Bodies (Third Preview)JEP 494: Module Import Declarations (Second Preview)JEP 495: Simple Source Files and Instance Main Methods (Fourth Preview)JEP 499: Structured Concurrency