Click here to watch in Youtube:
https://www.youtube.com/watch?v=jigYKdRC7WA&list=UUhwKlOVR041tngjerWxVccw
MyRunnable.java
ThreadGroupDemo.javahttps://www.youtube.com/watch?v=jigYKdRC7WA&list=UUhwKlOVR041tngjerWxVccw
MyRunnable.java
public class MyRunnable implements Runnable { public void run() { try { Thread.sleep(1000); } catch (InterruptedException e) { e.printStackTrace(); } System.out.println("Run by = "+Thread.currentThread().getName()); } }
/* * public int activeCount() * * Returns an estimate of the number of active threads * in this thread group and its subgroups. */ public class ThreadGroupDemo { public static void main(String[] args) throws InterruptedException { MyRunnable myRunnable = new MyRunnable(); ThreadGroup parentTg = new ThreadGroup("Parent ThreadGroup"); Thread t1 = new Thread(parentTg, myRunnable, "thread1"); Thread t2 = new Thread(parentTg, myRunnable, "thread2"); t1.start(); t2.start(); ThreadGroup childTg = new ThreadGroup(parentTg, "Child ThreadGroup"); Thread t3 = new Thread(childTg, myRunnable, "thread3"); t3.start(); Thread t4 = new Thread(childTg, myRunnable, "thread4"); t4.start(); Thread t5 = new Thread(childTg, myRunnable, "thread5"); t5.start(); // display the number of active threads System.out.println("Active threads in \"" + childTg.getName() + "\" = " + childTg.activeCount()); // display the number of active threads System.out.println("Active threads in \"" + parentTg.getName() + "\" = " + parentTg.activeCount()); } }Output
Active threads in "Child ThreadGroup" = 3 Active threads in "Parent ThreadGroup" = 5 Run by = thread2 Run by = thread4 Run by = thread3 Run by = thread5 Run by = thread1
https://sites.google.com/site/ramj2eev1/home/javabasics/ThreadDemo_TG_ActiveCount_App.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/ThreadDemo_TG_ActiveCount_App
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/0e65b153b8d122db36492a0722000b1e2ed1fbd9/BasicJava/ThreadDemo_TG_ActiveCount_App/?at=master
See also:
No comments:
Post a Comment