デッドロックに関するウィジェット

package project;



public class Main implements Runnable{

    static Object s1 = new Object(),s2 = new Object();

    

    public void run(){

        if(Thread.currentThread().getName().equals("t1")){

            synchronized (s1) {

                System.out.println("th1 locked s1");

                try {

                    Thread.sleep(1000);

                } catch (InterruptedException e) {

                    // TODO   catch  

                    e.printStackTrace();

                }

                synchronized (s2) {

                    System.out.println("th1 locked s2");

                }

                

            }

        }else {

            synchronized (s2) {

                System.out.println("th1 locked s2");

                try {

                    Thread.sleep(1000);

                } catch (InterruptedException e) {

                    // TODO   catch  

                    e.printStackTrace();

                }

                synchronized (s1) {

                    System.out.println("th1 locked s1");

                }

            }

        }

    }

    public static void main(String[] args) {

        Thread t1 = new Thread(new Main(),"t1");

        Thread t2 = new Thread(new Main(),"t2");

        t1.start();

        t2.start();

    }

}