java多线程之AtomicInteger

package Thread.Common;

import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.atomic.AtomicInteger;

public class AtomicIntegerTest implements Runnable {

private AtomicInteger i = new AtomicInteger(0);

public int getValue() {
return i.get();
}

private void evenIncrement() {
i.addAndGet(2);
}

@Override
public void run() {
while (true) {
evenIncrement();
}
}

public static void main(String[] args) {
　　　　 //定时执行任务
new Timer().schedule(new TimerTask() {
@Override
public void run() {
System.err.println("Aborting");
System.exit(0);
}
}, 5000);

ExecutorService exec = Executors.newCachedThreadPool();
AtomicIntegerTest ait = new AtomicIntegerTest();
exec.execute(ait);
while (true) {
int val = ait.getValue();
if (val % 2 != 0) {
System.out.println(val);
System.exit(0);
}
}
}
}