import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;

import static java.util.concurrent.TimeUnit.*;
class BeeperControl {
    private final ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);

    public void beepForAnHour() {
        final Runnable beeper = new Runnable() {
            public void run() {
                System.out.println("beep");
            }
        };
        final ScheduledFuture<?> beeperHandle = scheduler.scheduleAtFixedRate(beeper, 0, 1, SECONDS);
        scheduler.schedule(new Runnable() {
            public void run() {
                beeperHandle.cancel(true);
            }
        }, 60 * 60, SECONDS);
    }

    public static void main(String args[]) {
        BeeperControl beeperControl = new BeeperControl();
        beeperControl.beepForAnHour();
    }

}