Java tutorial
import java.util.concurrent.atomic.AtomicLongArray; public class Main { public static void main(String[] argv) throws Exception { AtomicLongArray atomicLongArray = new AtomicLongArray(new long[] { 1L, 2L, 3L, 4L }); System.out.println(atomicLongArray.getAndIncrement(2)); System.out.println(atomicLongArray); } }