ExecutorService executorService = Executors.newFixedThreadPool(3);
Thread[] threads = new Thread[10];
for (int i = 0; i < 10; i++) {
RunnableThread runnableThread = new RunnableThread(String.valueOf(i));
Thread threadRunnable = new Thread(runnableThread);
threads[i] = threadRunnable;
executorService.execute(threadRunnable);
threads[i].join();
}
executorService.shutdown();
使用 threads[i].join()并不能让线程运行完毕,线程池就已经关闭了,原因是什么?