// Class Item
// - generic Item class for all Things in the simulation
// - Items are things that can be retrieved by a Worker

import Thing;

// Generic item that be extracted for cleaning:
abstract public class Item extends Thing { 
    protected int size;
    protected int retrievability;
    public    int getRetrievability() { return retrievability; }
    abstract  protected void setRetrievability();
    public    String toString() { return ""+getClass(); }
}