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

Create a singleton class which load "jni" only during it's first instantiation, and call this singleton in class1 and class2 instead of System.loadLibrary("jni")