java 停止线程

[java]代码库

/**
 * 停止线程
 */
public class StopThread {
	/** 线程对象 */
	private ThreadA thread = new ThreadA();

	/** 自定义线程类 */
	class ThreadA extends Thread {
		// 用一个boolean值标记线程是否需要运行。
		private boolean running = false;

		// 覆盖了父类的start方法，
		public void start() {
			// 将running置为ture，表示线程需要运行
			this.running = true;
			super.start();
		}

		public void run() {
			System.out.println("ThreadA begin!");
			int i = 0;
			try {
				// 如果running为真，说明线程还可以继续运行
				while (running) {
					System.out.println("ThreadA: " + i++);
					// sleep方法将当前线程休眠。
					Thread.sleep(200);
				}
			} catch (InterruptedException e) {
			}

			System.out.println("ThreadA end!");
		}

		public void setRunning(boolean running) {
			this.running = running;
		}
	}

	/**
	 * 启动ThreadA线程
	 */
	public void startThreadA() {
		System.out.println("To start ThreadA!");
		thread.start();
	}

	/**
	 * 停止ThreadA线程
	 */
	public void stopThreadA() {
		System.out.println("To stop ThreadA!");
		thread.setRunning(false);
	}

	public static void main(String[] args) {
		StopThread test = new StopThread();
		// 启动ThreadA线程
		test.startThreadA();
		// 当前线程休眠一秒钟
		try {
			Thread.sleep(1000);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}
		// 停止ThreadA线程
		test.stopThreadA();
	}
}