deck.java

来自「Java样例程序集合：2D」· Java 代码 · 共 22 行

import java.util.*;

public class Deck {
   private static final List<Card> protoDeck = new ArrayList<Card>();

   // Initialize prototype deck
   static {
      for (Suit suit : Suit.values())
         for (Rank rank : Rank.values())
               protoDeck.add(new Card(rank, suit));
   }

   public static ArrayList<Card> newDeck() {
      return new ArrayList<Card>(protoDeck); // Return copy of prototype deck
   }

   public static void main(String[] args) {
      System.out.println(newDeck());

   }
}