src/solitaire/Stock.java

   1 package solitaire;
   2
   3 import java.util.Collections;
   4 import java.util.LinkedList;
   5 import java.util.List;
   6
   7 final class Stock {
   8     private final List<Card> cards;
   9
  10     Stock() {
  11         this.cards = new LinkedList<>();
  12
  13         for (Suit s : Suit.SUITS)
  14             for (Rank r : Rank.RANKS)
  15                 cards.add(new Card(s, r));
  16
  17         Collections.shuffle(cards);
  18     }
  19
  20     Card draw() {
  21         return cards.removeLast();
  22     }
  23
  24     boolean isEmpty() {
  25         return cards.isEmpty();
  26     }
  27
  28     @Override
  29     public String toString() {
  30         if (isEmpty())
  31             return "{   }";
  32
  33         return String.format("{%s}", cards.getLast());
  34     }
  35 }