Java by API/java.lang/UncaughtExceptionHandler

implements UncaughtExceptionHandler

   <source lang="java">

import java.util.ArrayList; public class Main implements Runnable {

 static class OverrideExceptionHandler implements Thread.UncaughtExceptionHandler {
   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) {
   Thread t = new Thread(new Main());
   t.setUncaughtExceptionHandler(new OverrideExceptionHandler());
   System.out.println(t.getUncaughtExceptionHandler());
   t.start();
 }
 public void run() {
   ArrayList al = new ArrayList();
   while (true) {
     al.add(new byte[1024]);
   }
 }

}

 </source>