Java练习-扑克牌小游戏-不断升级中~~~

package day0717; import java.util.*; public class Poker { Card[] cards = new Card[20]; String[] suits = {"黑桃","红心","方片","草花"}; public Poker(){ int index = 0; for (int i = 0;i < suits.length;i ++){ for (int j = 10;j <= 14;j ++){ Card card = new Card(suits[i],j); cards[index] = card; index ++; } } } public void out(){ int index = 0; for (int i = 0;i < suits.length;i ++) { for (int j = 10; j <= 14; j++) { System.out.print(cards[index]+" "); index ++; } System.out.println(); } } public void shuffle(){ Random random = new Random(); for (int i = 0; i < 20;i ++){ int index = random.nextInt(20); Card temp = cards[i]; cards[i] = cards[index]; cards[index] = temp; } } public List getOneCards(){ this.shuffle(); ArrayList list = new ArrayList<>(); for (int i = 0;i < 5;i ++){ list.add(cards[i]); } return list; } public String getType(List card){ List rankList = new ArrayList<>(); Set suitSet = new HashSet<>(); HashSet rankSet = new HashSet<>(); Map map = new HashMap<>(); for (Card card1 : card){ suitSet.add(card1.suit); rankSet.add(card1.rank); rankList.add(card1.rank); if (map.containsKey(card1.rank)){ int count = map.get(card1.rank); count ++; map.put(card1.rank,count); }else { map.put(card1.rank,1); } } Collections.sort(rankList); boolean isSameColor = false; boolean isShunzi = false; if (rankList.get(4)-rankList.get(0) == 4 && rankSet.size() == 5){ isShunzi = true; } if (suitSet.size()==1){ isSameColor = true; } if(isShunzi && isSameColor){ return "同花顺"; } if (isShunzi){ return "顺子"; } if (isSameColor){ return "同花"; } if (rankSet.size() == 2){ if (map.containsValue(4)){ return "四条"; }else { return "满堂红"; } } if (rankSet.size() == 3){ if (map.containsValue(3)){ return "311"; }else { return "221"; } } if (rankSet.size() == 4){ return "一对"; } return "不知道"; } public Card getCard(int index){ return cards[index]; } public static void main(String[] args) { Poker poker = new Poker(); //poker.out(); //System.out.println("-------------"); //poker.shuffle(); //poker.out(); //System.out.println("-------------"); List card = poker.getOneCards(); poker.out(); System.out.println("-------------"); for(Card card1 : card){ System.out.print(card1+" "); } System.out.println("\n\n判断牌型"); String type = poker.getType(card); System.out.println(type); } }