死锁代码

Object obj1 = new Object();
Object obj2 = new Object();
// 线程 1 拥有对象 1，想要等待获取对象 2
new Thread() {
    @Override
    public void run() {
        synchronized (obj1) {
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            synchronized (obj2) {
                System.out.println(Thread.currentThread().getName());
            }
        }
    }
}.start();
// 线程 2 拥有对象 2，想要等待获取对象 1
new Thread() {
    @Override
    public void run() {
        synchronized (obj2) {
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            synchronized (obj1) {
                System.out.println(Thread.currentThread().getName());
            }
        }
    }
}.start();