Deck Of Cards Code Using Methods

/*
 * Deck Of Cards Code Using Methods
 * A.C. Silvestri
 * 11/17/2016
 */

package chapter7;

public class DeckOfCards {
    public static void main(String[] args) {
        int deck[] = initDeck();
        shuffleTheDeck(deck);
        int yourHand[] = dealAHand(deck, 5);
        displayYourHand(yourHand);
    }

    private static void displayYourHand(int[] yourHand) {
        String[] suits = { "Spades", "Hearts", "Clubs", "Diamonds" };
        String[] ranks = { "Ace", "2", "3", "4", "5", "6", "7", "8", "9", "10",
                "Jack", "Queen", "King" };

        // Display the first four cards
        for (int i = 0; i < yourHand.length; i++) {
            String suit = suits[yourHand[i] / 13];
            String rank = ranks[yourHand[i] % 13];
            System.out.println("Card number " + yourHand[i] + ": " + rank + " of " + suit);
        }
    }

    private static int[] dealAHand(int[] deck, int numberOfCards) {
        int hand[] = new int[numberOfCards];
        for (int i = 0; i < hand.length; i++)
            hand[i] = deck[i];
        return hand;
    }

    private static void shuffleTheDeck(int[] deck) {
        for (int i = 0; i < deck.length; i++) {
            // Generate an index randomly
            int index = (int) (Math.random() * deck.length);
            int temp = deck[i];
            deck[i] = deck[index];
            deck[index] = temp;
        }
    }

    private static int[] initDeck() {
        int deck[] = new int[52];
        for (int i = 0; i < deck.length; i++)
            deck[i] = i;
        return deck;
    }

}