Prevent Java from loading library more than once

Question

I have several classes that use the same JNI library, called \"jni\". In each of those classes, I have a System.loadLibrary() call in the class\'s static initializer:

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Answer 1

I'm pretty sure any subsequent calls to load an already loaded library have no effect [citation needed].

This was verified in the ClassLoader class source code, but I'm still trying to find a good source for this.