public class ThreadTest {

    public static void main(String[] args) throws InterruptedException, ExecutionException {

        // 启动一个线程

        new Thread(new MyRunnable()).start();

        new MyThread().start();

        FutureTask<String> task = new FutureTask<String>(new MyCallable());

        new Thread(task).start();

        System.out.println("The result of task is " + task.get());

        // 使用线程池

        ExecutorService executorService = Executors.newFixedThreadPool(3);

        executorService.execute(new MyRunnable());

        executorService.execute(new MyThread());

        executorService.submit(task);

        System.out.println("The result of task is " + task.get());

        executorService.shutdown();

    }

}

class MyRunnable implements Runnable {

    @Override

    public void run() {

        System.out.println("This is MyRunnable...");

    }

}

class MyThread extends Thread {

    @Override

    public void run() {

        System.out.println("This is MyThread...");

    }

}

class MyCallable implements Callable<String> {

    @Override

    public String call() throws Exception {

        System.out.println("This is MyCallable...");

        return "SUCCESS";

    }

}