Finalized in Java 22, JEP 454 helps developers safely and efficiently call native functions and manage memory outside of Java. Here's a rundown of how it works.

After its review concluded, JEP 454, Foreign Function & Memory API has been promoted from Targeted to Integrated for JDK 22. This JEP proposes to finalize this feature after two rounds of ...

Per-Åke Minborg, Consulting Member of Technical Staff, Java Core Libraries at Oracle, presented “Function and Memory Access in Pure Java” at JavaOne 2025. Minborg demonstrated how the Foreign ...