package zaehlerbeispiel;

/**
 * @author  Ralf Kunze (rkunze@uos.de), Institut fuer Informatik, Universitaet Osnabrueck
 * @date 19.06.2007
 */
public class Zaehler {

    private int counter;
    
    public Zaehler() {
        
    }
    
    public Zaehler(int init) {
        counter = init;
    }
    public int increment() {
        counter++;
        return counter;
    }
    
    public int decrement() {
        counter--;
        return counter;
    }
    
    public int value() {
        return counter;
    }
}