Derek Elder: Upload

2010-02-07T07:33:10Z

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<pre>
import java.util.ArrayList;
import java.util.Random;
import chn.util.*;

//Coded by Shane Peterson, updates by Derek Elder

public class Blackjack
{
Deck deck;
Hand playerHand;
Hand dealerHand;
ConsoleIO console = new ConsoleIO();

public void startGame()
{
System.out.println("Welcome to Blackjack!\nPress Enter to begin...");
String blank = console.readLine();

shuffle();
deal();
playerTurn();
}

public void playerTurn()
{
System.out.println("Dealer shows: " + dealerHand.card(1));
System.out.println("You have: " + playerHand.card(0) + ", " + playerHand.card(1));
query();
}

public void query()
{
System.out.print("Current score: " + playerHand.score() + " Hit (h) or stay (s)?: ");
String response = console.readLine();
if (response.equals("h"))
playerHit();
else
dealerTurn();
}

public void playerHit()
{
playerHand.add(deck.draw());
System.out.println("You draw: " + playerHand.card(playerHand.myHand.size()-1));
if (playerHand.score() > 21)
System.out.print("Current score: " + playerHand.score() + " Bust! You lose...");
else
query();
}

public void dealerTurn()
{
System.out.println("Dealer has: " + dealerHand.card(0) + ", " + dealerHand.card(1));
while (dealerHand.score() < 17)
{
dealerHand.add(deck.draw());
System.out.println("Dealer draws: " + dealerHand.card(dealerHand.myHand.size()-1));
}
System.out.print("Dealer's score: " + dealerHand.score());
if (dealerHand.score() > 21)
System.out.println(" Dealer busts! You win!");
else if (dealerHand.score() < playerHand.score())
System.out.println(" You win!");
else
System.out.println(" You lose...");
}

public void shuffle()
{
deck = new Deck();
System.out.println("Deck shuffled...");
}

public void deal()
{
playerHand = new Hand();
dealerHand = new Hand();
playerHand.add(deck.draw());
dealerHand.add(deck.draw());
playerHand.add(deck.draw());
dealerHand.add(deck.draw());
System.out.println("Cards dealt...");
}

public static void main(String[] args)
{
Blackjack blackjack = new Blackjack();
blackjack.startGame();
}
}

class Hand
{
ArrayList myHand = new ArrayList();
private int handScore = 0;
private int aceCount = 0;

public void add(Card card)
{
myHand.add(card);
if (card.value() == 11 || card.value() == 12 || card.value() == 13)
handScore += 10;
else if (card.value() == 1)
{
handScore += 11;
aceCount++;
}
else
handScore += card.value();
if (handScore > 21 && aceCount > 0)
{
handScore -= 10;
aceCount--;
}
}

public Card card(int card)
{
return (Card)myHand.get(card);
}

public int score()
{
return handScore;
}
}

class Deck
{
ArrayList theDeck = new ArrayList();
Random random = new Random();

public Deck()
{
for (int suit = 1; suit <= 4; suit++)
for (int value = 1; value <= 13; value++)
theDeck.add(new Card(value, suit));
}

public Card draw()
{
return (Card)theDeck.remove(random.nextInt(theDeck.size()));
}
}

class Card
{
private int cardValue;
private int cardSuit;
public String cardName = "";

public Card(int value, int suit)
{
cardValue = value; cardSuit = suit;
nameCard();
}

private void nameCard()
{
String value = "", suit = "";
switch (cardValue)
{
case 1: value = "ace"; break;
case 2: value = "two"; break;
case 3: value = "three"; break;
case 4: value = "four"; break;
case 5: value = "five"; break;
case 6: value = "six"; break;
case 7: value = "seven"; break;
case 8: value = "eight"; break;
case 9: value = "nine"; break;
case 10: value = "ten"; break;
case 11: value = "jack"; break;
case 12: value = "queen"; break;
case 13: value = "king"; break;
}
switch (cardSuit)
{
case 1: suit = "diamonds"; break;
case 2: suit = "clubs"; break;
case 3: suit = "hearts"; break;
case 4: suit = "spades"; break;
}
cardName = value + " of " + suit;
}

public int value()
{
return cardValue;
}

public int suit()
{
return cardSuit;
}

public String toString()
{
return cardName;
}
}
</pre>

Directory:Derek Elder/Programs/Blackjack - Revision history

Derek Elder: Upload