@@ -0,0 +1,385 @@
+%0Aimport java.lang.reflect.Field;%0Aimport sun.misc.Unsafe;%0A%0Apublic class UnsafeTest %7B%0A    %0A    public static void main(String%5B%5D args) throws Exception %7B%0A        //Unsafe unsafe = Unsafe.getUnsafe();%0A        Field f = Unsafe.class.getDeclaredField(%22theUnsafe%22);%0A        f.setAccessible(true);%0A        Unsafe unsafe = (Unsafe) f.get(null);%0A%0A        System.out.println(%22OK!%22);%0A    %7D%0A    %0A%7D%0A

add UnsafeTest.java