Class Cardboard

patterns/doubledispatch/Cardboard.java:10–18

import java.util.*;

public class Cardboard extends patterns.trash.Cardboard
implements TypedBinMember {
  public Cardboard(double wt) { super(wt); }
  @Override
  public boolean addToBin(List<TypedBin> tbins) {
    return tbins.stream()
      .anyMatch(tb -> tb.add(this));
  }
}