吴裕雄--天生自然JAVA线程编程笔记：创建线程

public class ThreadRuning extends Thread{

    public ThreadRuning(String name){

//重写构造，可以对线程添加名字

        super(name);

    }

    @Override

    public void run() {

        while(true){

            System.out.println("good time");

//在run方法里，this代表当前线程

            System.out.println(this);

        }

    }

    public static void main(String[] args){

        ThreadRuning threadRuning = new ThreadRuning("1111");

        threadRuning.start();

    }

}

public class RunableTest implements Runnable {

    @Override

    public void run() {

        while (true) {

            System.out.println("good time");

        }

    }

    public static void main(String[] args) {

        RunableTest runableTest1 = new RunableTest();

        RunableTest runableTest2 = new RunableTest();

        new Thread(runableTest1).start();

        new Thread(runableTest1).start();

        new Thread(runableTest2).start();

    }

}

public class CallTest implements Callable {

    @Override

    public Object call() throws Exception {

        return "hello world";

    }

    public static void main(String[] args){

        FutureTask<String> futureTask = new FutureTask<String>(new CallTest());

        new Thread(futureTask).start();

        try {

            String result = futureTask.get();

            System.out.println(result);

        } catch (InterruptedException e) {

            e.printStackTrace();

        } catch (ExecutionException e) {

            e.printStackTrace();

        }

    }

}