Thread Group Example

package multithreading;

public class Adv_Thread1 {

public static void main(String[] args)
{
  ThreadGroup g1 = new ThreadGroup("First Group");
  System.out.println(g1.getParent().getName());
 
  ThreadGroup g2 = new ThreadGroup(g1,"Second group ");
  System.out.println(g2.getParent().getName());
 
  ThreadGroup g3 = new ThreadGroup(g1,"Third Group");
  System.out.println(g3.getParent().getName());
 
  Thread t1 = new Thread(g1, "thread_01");
  Thread t2 = new Thread(g1, "thread_02");
  Thread t3 = new Thread(g1, "thread_03");  
  Thread t4 = new Thread(g2, "thread_04");
 
  g1.setMaxPriority(3);
  Thread t5 = new Thread(g1, "thread_05");
  Thread t6 = new Thread(g1, "thread_06");
  System.out.println(t1.getPriority());
  System.out.println(t2.getPriority());
  System.out.println(t3.getPriority());
  System.out.println(t4.getPriority());
 
  System.out.println(t5.getPriority());
  System.out.println(t6.getPriorit:y());
 

}

}

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output:

main

First Group

First Group

5

5

5

5

3

3