/**      * 运行继承java.lang.Thread类定义的线程      */     public void startOne() {         // 创建实例         OneThread oneThread = new OneThread();         // 启动线程ThreadA         oneThread.startThreadA();         try {             // 设置线程休眠1秒             Thread.sleep(1000);         } catch (InterruptedException e) {             e.printStackTrace();         }         // 停止线程，此处为什么不用stop()方法，因为该方法已经废弃，但可以用在死锁。         oneThread.stopThreadA();     }

/**      * 运行实现Runnable接口定义的线程      */     public void startTwo() {         // 创建实例         Runnable runnable = new TwoThread();         // 将实例放入到线程中         Thread threadB = new Thread(runnable);         // 启动线程         threadB.start();     }

// 继承Thread类定义线程 class OneThread extends Thread {     private boolean running = false;     public void start() {         this.running = true;         super.start();     }     public void run() {         int i = 0;         try {             while (running) {                 System.out.println("继承Thread类定义线程程序体......" + i++);                 Thread.sleep(200);             }         } catch (InterruptedException e) {             e.printStackTrace();         }     }     public void startThreadA() {         System.out.println("启动继承Thread类定义线程");         this.start();     }     public void stopThreadA() {         System.out.println("关闭继承Thread类定义线程");         this.running = false;     } }

// 实现Runnable接口定义线程 class TwoThread implements Runnable {     private Date runDate;     public void run() {         System.out.println("实现Runnable接口定义线程程序体......");         this.runDate = new Date();         System.out.println("线程启动时间......" + runDate);     }

public static void main(String[] args) {         // 实例化对象         ThreadStartAndStop threadStartAndStop = new ThreadStartAndStop();         threadStartAndStop.startOne();         threadStartAndStop.startTwo();     }