// lowlevel/AtomicEvenProducer.java

// (c)2017 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

// Atomic classes: occasionally useful in regular code

import java.util.concurrent.atomic.*;

public class AtomicEvenProducer extends IntGenerator {

private AtomicInteger currentEvenValue =

new AtomicInteger(0);

@Override

public int next() {

return currentEvenValue.addAndGet(2);

}

public static void main(String[] args) {

EvenChecker.test(new AtomicEvenProducer());

}

}

/* Output:

No odd numbers discovered

*/