Java8-Synchronized-No.02
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.stream.IntStream;

public class Synchronized2 {

    private static final int NUM_INCREMENTS = 10000;

    private static int count = 0;

    public static void main(String[] args) {
        testSyncIncrement();
    }

    private static void testSyncIncrement() {
        count = 0;

        ExecutorService executor = Executors.newFixedThreadPool(2);

        IntStream.range(0, NUM_INCREMENTS)
                .forEach(i -> executor.submit(Synchronized2::incrementSync));

        ConcurrentUtils.stop(executor);

        System.out.println(count);
    }

    private static void incrementSync() {
        synchronized (Synchronized2.class) {
            count = count + 1;
        }
    }

}

posted on 2017-12-16 10:58  Holyz  阅读(88)  评论(0编辑  收藏  举报