package observer1;

import java.util.LinkedList;
import java.util.List;
import java.util.Observable;

/**
 * @author  Ralf Kunze (rkunze@uos.de), Institut fuer Informatik, Universitaet Osnabrueck
 * @date 15.06.2007
 */
public class MyObservable extends Observable {

    private List<Integer> l;
    
    public MyObservable() {
        l = new LinkedList<Integer>();
    }
    
    public void add(Integer i) {
        l.add(i);
        this.setChanged();
        this.notifyObservers(l);
    }
}