Spawn a process in Java that survives a JVM shutdown

Question

I need to spawn a process in Java (under Linux exclusively) that will continue to run after the JVM has exited. How can I do this?

Basically the Java app should sp

Answer 1

I thought the whole point of Java was that it's fully contained within the JVM. It's kinda hard to run bytecode when there's no runtime.

If you're looking to have a totally separate process you might look into trying to start a second java.exe instance. Although for your application, it might be easier to simply make a synchronized block that stops (but doesn't kill) your app, does the updating, and then re-initializes your app's data.