Android solving compatibility with SDK_INT hack; is this ok?

Question

Running the following (note: target > 3.0)

ActionBar actionBar = getActionBar();

on Android with version < 3.0 (SDK 11) results in a

Answer 1

It looks like this works due to the JIT compiler. This code fails on SDK < 2.1, which supports this theory. Regardless, this probably isn't a reliable way to avoid reflection.