import java.util.concurrent.locks.ReentrantLock;/*** 死锁演示.<br>* @author gongqiang <br>* @version 1.0.0 2021年6月4日<br>* @see * @since JDK 1.5.0*/
public class DeadLockDemo {/*** @param args*/public static void main(String[] args) {ReentrantLock lockA = new ReentrantLock();ReentrantLock lockB = new ReentrantLock();new Thread(() -> {while (true) {try {lockA.lock();System.out.println(Thread.currentThread().getName() + "成功获取锁A，等待3秒获取锁B...");Thread.sleep(3 * 1000);lockB.lock();} catch (InterruptedException e) {Thread.currentThread().interrupt();}}}).start();new Thread(() -> {while (true) {try {lockB.lock();System.out.println(Thread.currentThread().getName() + "成功获取锁B，等待3秒获取锁A...");Thread.sleep(3 * 1000);lockA.lock();} catch (InterruptedException e) {Thread.currentThread().interrupt();}}}).start();try {Thread.sleep(60 * 60 * 1000);} catch (InterruptedException e) {// 无需处理.}}}