Included session 3 code
This commit is contained in:
262
PokerKata/src/session3/PokerGame.java
Normal file → Executable file
262
PokerKata/src/session3/PokerGame.java
Normal file → Executable file
@@ -1,266 +1,5 @@
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package session3;
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<<<<<<< HEAD
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import java.util.Arrays;
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/**
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* Gives you a score with a hand of poker
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*
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* @author crille
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*
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* Spades Hearts Clubs Diamonds
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*
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* Jack Queen King Ace /* 8. Straight Flush 7. Four of a kind 6. Full
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* House 5. Flush 4. Straight 3. Three of a Kind 2. Two Pairs 1. Pair 0.
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* Nothing
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*/
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public class PokerGame {
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static int NUM_OF_CARDS = 5;
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public int getScore(String hand) {
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int score = 0;
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int[] values = new int[NUM_OF_CARDS];
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char[] colors = getColors(hand);
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values = getValues(hand);
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if (findStraightFlush(values, colors) == true)
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score = 8;
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else if (findFourOfAKind(values) == true)
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score = 7;
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else if (findFullHouse(values) == true)
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score = 6;
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else if (findFlush(colors) == true)
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score = 5;
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else if (findStraight(values) == true)
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score = 4;
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else if (findThreeOfAKind(values) == true)
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score = 3;
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else if (findTwoPairs(values) == true)
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score = 2;
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else if (findPair(values) == true)
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score = 1;
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else
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score = 0;
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return score;
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}
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/**
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* Finds a pair by looking if two cards next to each other has the same
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* value
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*
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* @param hand
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* @return true if there is a pair, otherwise false
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*/
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private boolean findPair(int[] values) {
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// Loop again, find pair
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for (int i = 0; i < NUM_OF_CARDS - 1; i++) {
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if (values[i] == values[i + 1])
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return true;
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}
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return false;
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}
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/**
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* Finds a pair by looking if three cards next to each other has the same
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* value
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*
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* @param hand
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* @return true if there is a Three of a kind, otherwise false
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*/
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private boolean findThreeOfAKind(int[] values) {
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// Loop again, find three of a kind
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for (int i = 0; i < NUM_OF_CARDS - 2; i++) {
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if (values[i] == values[i + 1] && values[i + 1] == values[i + 2])
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return true;
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}
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return false;
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}
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/**
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* Finds two pairs by looking for a pair, and them look if the remaining
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* cards is a pair
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*
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* @param hand
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* @return true if there is two pairs, otherwise false
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*/
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private boolean findTwoPairs(int[] values) {
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try {
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// Loop again, find pair
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for (int i = 0; i < NUM_OF_CARDS - 1; i++) {
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if (values[i] == values[i + 1]) {
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if (values[i + 2] == values[i + 3]
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|| values[i + 3] == values[i + 4]) {
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return true;
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}
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}
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}
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}
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catch (ArrayIndexOutOfBoundsException e) {
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return false;
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}
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return false;
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}
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/**
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* Finds Four of a kind by first finding Three of a kind and then looks if
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* one of the remaining cards matches
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*
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* @param hand
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* @return true if there is a Four of a kind, otherwise false
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*/
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private boolean findFourOfAKind(int[] values) {
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// Loop again, find three of a kind
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for (int i = 0; i < NUM_OF_CARDS - 2; i++) {
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if (values[i] == values[i + 1] && values[i + 1] == values[i + 2]
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&& values[i + 2] == values[i + 3])
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return true;
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}
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return false;
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}
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/**
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* Finds a Full house. We have a Full House if the first and last two cards
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* are a pair, and the middle card has same value as either of them (is
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* three of a kind)
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*
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* @param hand
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* @return true if there is a Full House, otherwise false
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*/
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private boolean findFullHouse(int[] values) {
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if (values[0] == values[1] && values[3] == values[4]
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&& (values[0] == values[2] || values[2] == values[3]))
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return true;
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return false;
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}
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/**
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* Finds a Flush by looking if all cards has the same colors
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*
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* @param hand
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* @return true if there is a flush, otherwise false
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*/
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private boolean findFlush(char[] colors) {
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// Loop again, find pair
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if (colors[0] == colors[1] && colors[1] == colors[2]
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&& colors[2] == colors[3] && colors[3] == colors[4])
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return true;
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return false;
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}
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/**
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* Finds a Straight by looking if the value of the next card is 1 higher
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* throughout all the cards
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*
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* @param values
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* @return true if there is a straight, otherwise false
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*/
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private boolean findStraight(int[] values) {
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for (int i = 0; i < NUM_OF_CARDS - 1; i++)
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if (values[i + 1] != values[i] + 1)
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return false;
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return true;
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}
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/**
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* Finds a Straight Flush by first looking for a Straight and then the Flush
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*
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* @param values
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* @param colors
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* @return
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*/
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private boolean findStraightFlush(int[] values, char[] colors) {
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for (int i = 0; i < NUM_OF_CARDS - 1; i++)
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if (values[i + 1] != values[i] + 1)
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return false;
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if (colors[0] == colors[4])
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return true;
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else
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return false;
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}
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/**
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* Extracts all the values from the given String (hand)
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*
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* @param hand
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* @return The values of all the cards
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*/
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private int[] getValues(String hand) {
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int[] values = new int[NUM_OF_CARDS];
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// Remove all colors
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hand = hand.replace("S", "");
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hand = hand.replace("H", "");
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hand = hand.replace("C", "");
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hand = hand.replace("D", "");
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// J Q K A
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// Find all values
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for (int i = 0; i < NUM_OF_CARDS; i++) {
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if (hand.charAt(i) == '2')
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values[i] = 2;
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else if (hand.charAt(i) == '3')
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values[i] = 3;
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else if (hand.charAt(i) == '4')
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values[i] = 4;
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else if (hand.charAt(i) == '5')
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values[i] = 5;
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else if (hand.charAt(i) == '6')
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values[i] = 6;
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else if (hand.charAt(i) == '7')
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values[i] = 7;
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else if (hand.charAt(i) == '8')
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values[i] = 8;
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else if (hand.charAt(i) == '9')
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values[i] = 9;
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else if (hand.charAt(i) == '1') {
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values[i] = 10;
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i++;
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}
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else if (hand.charAt(i) == 'J')
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values[i] = 11;
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else if (hand.charAt(i) == 'Q')
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values[i] = 12;
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else if (hand.charAt(i) == 'K')
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values[i] = 13;
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else if (hand.charAt(i) == 'A')
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values[i] = 14;
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}
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Arrays.sort(values);
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return values;
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}
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/*
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* Gammal char-version
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*
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* private char[] getValues(String hand) { char[] values = "".toCharArray();
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* String temp = "";
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*
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* // Find all values for (int i = 1; i < hand.length(); i += 2) { temp +=
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* hand.charAt(i); } values = temp.toCharArray(); Arrays.sort(values);
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* return values; }
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*/
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/**
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* Extracts all the colors from the given String (hand)
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*
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* @param hand
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* @return The colors of all the cards
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*/
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private char[] getColors(String hand) {
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char[] colors = "".toCharArray();
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String temp = "";
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// Find all values
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for (int i = 0; i < hand.length() - 1; i += 2) {
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temp += hand.charAt(i);
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=======
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public class PokerGame {
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public Player calculateWinningPlayer(Player left, Player right) {
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@@ -273,7 +12,6 @@ public class PokerGame {
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Player pairResult = PairRule.compare(left, right);
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if(pairResult != null){
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return pairResult;
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>>>>>>> origin/master
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}
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return HighCardRule.compare(left, right);
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