ThreadDemo11.java

class Demo extends Thread
{
    public void run()
    {
        int i = 0;
        for(i = 1; i<= 10; i++)
        {
            try
            {
                System.out.println(Thread.currentThread().getName()+" : "+i);
                Thread.sleep(500);
            }
            catch(InterruptedException obj)
            {}
        }
    }
}
class ThreadDemo11
{
    public static void main(String A[]) throws InterruptedException
    {
        System.out.println("Inside main thread");

        Demo obj1 = new Demo();
        Demo obj2 = new Demo();

        Thread t1 = new Thread(obj1);
        Thread t2 = new Thread(obj2);

        t1.setName("First");
        t2.setName("Second");

        System.out.println("Priority of t1 is : "+t1.getPriority());
        System.out.println("Priority of t2 is : "+t2.getPriority());

        t1.setPriority(10);
        t2.setPriority(2);

        System.out.println("Priority of t1 is : "+t1.getPriority());
        System.out.println("Priority of t2 is : "+t2.getPriority());

        t1.start();
        t2.start();

        t1.join();
        t2.join();

        System.out.println("End of main thread");
    }
}