That's how java.io.File#deleteOnExit works under the hood. The DLL is still load... | Hacker News

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		sedro on May 9, 2024 \| parent \| context \| favorite \| on: How to Use the Foreign Function API in Java 22 to ... That's how java.io.File#deleteOnExit works under the hood. The DLL is still loaded at that point and can't be deleted.

tadfisher on May 9, 2024 [–]

Ah, looking through the docs [1]; you have to use your own ClassLoader (so it can be garbage-collected), and statically-link with a JNI library which is unloaded when the ClassLoader is garbage-collected.

1: https://docs.oracle.com/en/java/javase/22/docs/specs/jni/inv...

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