Dynamically loadable and unloadable application modules in Java - how?

Question

I\'m writing a server application which makes use of external modules. I would like to make them to be upgradeable without requiring server restart. How do I do that? I\'ve foun

Answer 1

If you follow the ClassLoader route (is not that difficult, really), I suggest each module to be packaged in its own jar, and use a different ClassLoader to read each jar. that way, unloading a module is the same as "discarding" the ClassLoader.