Java ThreadGroup(String name) Constructor
Syntax
ThreadGroup(String name) constructor from ThreadGroup has the following syntax.
public ThreadGroup(String name)
Example
In the following code shows how to use ThreadGroup.ThreadGroup(String name) constructor.
//from ww w .j av a2 s . c o m
class MyThread extends Thread {
MyThread(ThreadGroup group, String name) {
super(group, name);
}
public void run() {
System.out.println(Thread.currentThread().getName() + " starting.");
try {
Thread.sleep(5000);
}
catch(Exception e) {
System.out.print(Thread.currentThread().getName());
System.out.println(" interrupted.");
}
System.out.println(Thread.currentThread().getName() + " exiting.");
}
}
public class Main {
public static void main(String args[]) throws Exception {
ThreadGroup group = new ThreadGroup("new Group");
MyThread t1 = new MyThread(group, "Thread1");
MyThread t2 = new MyThread(group, "Thread2");
t1.start();
t2.start();
Thread.sleep(1000);
System.out.println(group.activeCount() + " threads in thread group...");
Thread th[] = new Thread[group.activeCount()];
group.enumerate(th);
for(Thread t : th){
System.out.println(t.getName());
}
Thread.sleep(1000);
System.out.println(group.activeCount() + " threads in thread group...");
group.interrupt();
}
}