2021_mapd-d » FR_B02

package main;

public class ArcCleaner extends Arc{

        public ArcCleaner(Place place) {

                super(place);

        }

        public void doTransition() {

                if (this.isActive()==true) {

                        this.getPlace().changeToken(-this.getPlace().getToken());

                }

        }

        public boolean isActive() {

                return (this.getPlace().getToken()>0);

        }

        public boolean isPullable() {

                return this.isActive();

        }

        public String toString() {

                return "ArcCleaner,"+this.getPlace();

        }

        public static void main(String[] args) {

                System.out.println("TEST METHODS ARCCLEANER");

                System.out.println(" => method isActive()");

                Place emptyPlace = new Place(0);

                ArcCleaner arcc1 = new ArcCleaner(emptyPlace);

                Place place3 = new Place(3);

                ArcCleaner arcc2 = new ArcCleaner(place3);

                System.out.println("false : "+arcc1.isActive());

                System.out.println("true : "+arcc2.isActive());

                System.out.println(" => method isPullable()");

                System.out.println(arcc1);

                System.out.println("false : "+arcc1.isPullable());

                System.out.println(arcc2);

                System.out.println("true : "+arcc2.isPullable());

                System.out.println(" => method doTranstion()");

                System.out.println("before : "+arcc2);

                arcc2.doTransition();

                System.out.println("after  : "+arcc2);

        }

}