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- /*
- An object of class card represents one of the 52 cards in a
- standard deck of playing cards. Each card has a suit and
- a value.
- */
- public class Card {
- public final static int SPADES = 0, // Codes for the 4 suits.
- HEARTS = 1,
- DIAMONDS = 2,
- CLUBS = 3;
- public final static int ACE = 1, // Codes for the non-numeric cards.
- JACK = 11, // Cards 2 through 10 have their
- QUEEN = 12, // numerical values for their codes.
- KING = 13;
- private final int suit; // The suit of this card, one of the constants
- // SPADES, HEARTS, DIAMONDS, CLUBS.
- private final int value; // The value of this card, from 1 to 11.
- public Card(int theValue, int theSuit) {
- // Construct a card with the specified value and suit.
- // Value must be between 1 and 13. Suit must be between
- // 0 and 3. If the parameters are outside these ranges,
- // the constructed card object will be invalid.
- value = theValue;
- suit = theSuit;
- }
- public int getSuit() {
- // Return the int that codes for this card's suit.
- return suit;
- }
- public int getValue() {
- // Return the int that codes for this card's value.
- return value;
- }
- public String getSuitAsString() {
- // Return a String representing the card's suit.
- // (If the card's suit is invalid, "??" is returned.)
- switch ( suit ) {
- case SPADES: return "Spades";
- case HEARTS: return "Hearts";
- case DIAMONDS: return "Diamonds";
- case CLUBS: return "Clubs";
- default: return "??";
- }
- }
- public String getValueAsString() {
- // Return a String representing the card's value.
- // If the card's value is invalid, "??" is returned.
- switch ( value ) {
- case 1: return "Ace";
- case 2: return "2";
- case 3: return "3";
- case 4: return "4";
- case 5: return "5";
- case 6: return "6";
- case 7: return "7";
- case 8: return "8";
- case 9: return "9";
- case 10: return "10";
- case 11: return "Jack";
- case 12: return "Queen";
- case 13: return "King";
- default: return "??";
- }
- }
- public String toString() {
- // Return a String representation of this card, such as
- // "10 of Hearts" or "Queen of Spades".
- return getValueAsString() + " of " + getSuitAsString();
- }
- } // end class Card
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