Volatile piggyback. Is this enough for visiblity?

Question

This is about volatile piggyback. Purpose: I want to reach a lightweight vars visibilty. Consistency of a_b_c is not important. I have a bunch of vars and I don\'t want to m

Answer 1

You don't really have to manually synchronize at all, just use an automatically synchronized data structure, like java.util.concurrent.atomic.AtomicInteger.

You could alternatively make the sync() method synchronized.