Object Oriented Programming Through Java by Pearson

Thread Groups 7.29

18. System.out.println(“Inside main Method”);

19. DaemonThreadDemo3 t = new DaemonThreadDemo3();

20. t.setDaemon(true);

21. t.start();

22. try {

23. Thread.sleep(6000);//to allow back ground jobs

24. } catch (InterruptedException x) {

25. }

26. System.out.println(“Exiting main method”);

27. }

28. }

Output

Inside main Method

in run method

In side run method. The current Thread is Thread[Thread-0,5,main]

back ground back ground back ground back ground back ground

back ground back ground back ground back ground back ground

back ground back ground

Exiting main method

7.18 Deadlock in Multithreaded Programming

Dead lock will occur if there are two synchronized objects and two threads working inde-

pendently on these synchronized objects ...