Java ThreadGroup .enumerate (ThreadGroup [] list)
Syntax
ThreadGroup.enumerate(ThreadGroup [] list) has the following syntax.
public int enumerate(ThreadGroup [] list)
Example
In the following code shows how to use ThreadGroup.enumerate(ThreadGroup [] list) method.
// w w w . j a va 2 s . com
public class Main {
public static void main(String[] args) {
ThreadGroupDemo tg = new ThreadGroupDemo();
}
}
class ThreadGroupDemo implements Runnable {
public ThreadGroupDemo() {
ThreadGroup pGroup = new ThreadGroup("Parent ThreadGroup");
ThreadGroup cGroup = new ThreadGroup(pGroup, "Child ThreadGroup");
Thread t1 = new Thread(pGroup, this);
System.out.println("Starting " + t1.getName());
t1.start();
Thread t2 = new Thread(cGroup, this);
System.out.println("Starting " + t2.getName());
t2.start();
ThreadGroup[] grpList = new ThreadGroup[pGroup.activeGroupCount()];
int count = pGroup.enumerate(grpList);
for (int i = 0; i < count; i++) {
System.out.println("ThreadGroup " + grpList[i].getName() + " found");
}
}
public void run() {
System.out.println(Thread.currentThread().getName()
+ " finished executing.");
}
}