/**
 * @author tengshe789
 */
public class DeadLock {
    public static String obj1 = "obj1";
    public static String obj2 = "obj2";
    public static void main(String[] args){
        new Thread(()->{
            try{
                System.out.println("Lock1 running");
                while(true
 
){
                    synchronized(DeadLock.obj1){
                        System.out.println("Lock1 lock obj1");
                        Thread.sleep(3000);//獲取obj1後先等一會兒，讓Lock2有足夠的時間鎖住obj2
                        synchronized(DeadLock.obj2){
                            System.out.println("Lock1 lock obj2"
 
);
                        }
                    }
                }
            }catch(Exception e){
                e.printStackTrace();
            }
        }).start();//first thread with lambda
        new Thread(()->{
            try{
                System.out.println("Lock2 running");
                while
 
(true){
                    synchronized(DeadLock.obj2){
                        System.out.println("Lock2 lock obj2");
                        Thread.sleep(3000);
                        synchronized(DeadLock.obj1){
                            System.out.println("Lock2 lock obj1");
                        }
                    }
                }
            }catch(Exception e){
                e.printStackTrace();
            }
        }).start();//second thread
    }
}