package com.winterbe.java8.samples.concurrent;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.stream.IntStream;
/**
* @author Benjamin Winterberg
*/
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;
}
}
}