deck.java

24点扑克牌游戏～为了运行这个程序

import java.util.*;
// 拥有52张牌的一副牌
class Deck
{
	// 把本幅牌所有的牌扔掉
	void burnIt()
	{
		while(actualDeck.size()!=0)
			actualDeck.removeElementAt(0);
	}
	
	// 把numDecks套牌加入一幅牌中(一套牌52张),不进行洗牌
	void addDeck( int numDecks )
	{
		final char[] cardValues = 
			{'A','2','3','4','5','6','7','8','9','T','J','Q','K'};
		final Suit[] suitValues = 
			{Suit.HEART,Suit.DIAMOND,Suit.SPADE,Suit.CLUB};
	
		for( int count = 0; count < numDecks; count++)
			for(int i = 0; i < suitValues.length; i++)
				for(int j = 0; j < cardValues.length; j++)
				{
					Card card = new Card();
					card.setSuit(suitValues[i]);
					card.setType(cardValues[j]);
					actualDeck.addElement(card);
				}
	}

	//洗牌
	void shuffle()
	{
		
		Vector tmp = new Vector();
		while(actualDeck.size()!=0)
		{
			tmp.addElement(actualDeck.elementAt(0));
			actualDeck.removeElementAt(0);
		}
		while(tmp.size()!=0)
		{
			Random rnd = new Random();
			int i = Math.abs(rnd.nextInt()) % tmp.size();
			actualDeck.addElement(tmp.elementAt(i));
			tmp.removeElementAt(i);
		}
	}

	
	// 从本幅牌的最上面抽一张牌
	Card getCard()
	{
			
		Card card = (Card)actualDeck.elementAt(0);
		actualDeck.removeElementAt(0);

		return card;
	}
	//本副牌还剩几张?
	int remainingCards()
	{
		return actualDeck.size();
	}
	public String toString()
	{
		String s;
		s = "Card nums="+remainingCards() + " " + actualDeck;

		return s;
	}
	Vector getCards()
	{
		return actualDeck;
	}
	// We will use a deque to store the set of cards
	private Vector actualDeck = new Vector();
};