knapsack

import java.util.ArrayList;
public class Knapsack implements Item {

    private int capacity;
    private static ArrayList<AbstractItem> knapsacks;

    /** Constructor pentru knapsack, unde se initializeaza capacitatea rucsacului si se creaza un rucsac */
    public Knapsack(int x) {
        this.capacity = x;
        this.knapsacks = new ArrayList<>(this.capacity);
    }

    /** add(Item...) adauga o carte in rucsac */
    public void add(AbstractItem... item) {
        for (AbstractItem i : item) {
            if (knapsacks.size() < this.capacity) {
                knapsacks.add(i);
                this.capacity++;
            }
        }
    }
}