public class GlobalRefExample {
    public native void testGlobalRef();

    static {
        System.loadLibrary("GlobalRefLibrary");
    }

    public static void main(String args[])
    {
        GlobalRefExample gre = new GlobalRefExample();

        System.out.println("--- FIRST TIME CALLING ---");
        gre.testGlobalRef();
        System.out.println("--- SECOND TIME CALLING ---");
        gre.testGlobalRef();
    }
}