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import java.util.ArrayList;
public class MainClass implements Runnable {
static class OverrideThreadGroup extends ThreadGroup {
public OverrideThreadGroup() {
super("Administrator Alert Group");
}
public void uncaughtException(Thread t, Throwable e) {
alertAdministrator(e);
}
}
public static void alertAdministrator(Throwable e) {
// Use Java Mail to send the administrator's pager an email
System.out.println("Adminstrator alert!");
e.printStackTrace();
}
public static void main(String[] args) {
ThreadGroup tg = new OverrideThreadGroup();
Thread t = new Thread(tg, new MainClass());
t.start();
}
public void run() {
ArrayList al = new ArrayList();
while (true) {
al.add(new byte[1024]);
}
}
}
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