斗地主游戏

牌属性类：

package Java_project_1;

import java.util.Objects;

public class Card {
    private String size;//点数
    private String color;//花色
    private int index;//牌的真正大小

    public Card(String size, String color,int index) {
        this.size = size;
        this.color = color;
        this.index=index;
    }

    public int getIndex() {
        return index;
    }

    public void setIndex(int index) {
        this.index = index;
    }

    @Override
    public String toString() {
        return size+ color ;
    }

    @Override
    public int hashCode() {
        return Objects.hash(size, color);
    }

    public String getSize() {
        return size;
    }

    public void setSize(String size) {
        this.size = size;
    }

    public String getColor() {
        return color;
    }

    public void setColor(String color) {
        this.color = color;
    }

    public Card() {
    }
}

游戏运行主体类：

package Java_project_1;

import java.util.*;

public class GameDemo {
        public static List<Card> allCards=new ArrayList<>();
        static {
            String[] sizes={"3", "4","5","6","7","8","9","10","J","Q","K","A","2"};
            String[] colors={"♠","♥","♣","♦"};
            int index=0;
            for(String size:sizes){
                ++index;
                for (String color:colors){
                    Card c=new Card(size,color,index);
                    allCards.add(c);
                }
            }
            Card c1=new Card("","\uD83C\uDCCF",++index);//小王
            Card c2=new Card("","☠",++index);//大王
            Collections.addAll(allCards,c1,c2);
            System.out.println("新牌" + allCards);
        }
        public static void main(String[] args){
            Collections.shuffle(allCards);//洗牌
            System.out.println("洗牌后" + allCards);

            List<Card> linghuchong =new ArrayList<>();//第一位
            List<Card> jiumozhi =new ArrayList<>();//第二位
            List<Card> renyingying =new ArrayList<>();//第三位
            //分牌
            for (int i=0;i<allCards.size()-3;++i){
                Card c =allCards.get(i);
                if(i%3==0){
                    linghuchong.add(c);
                } else if (i%3==1) {
                    jiumozhi.add(c);
                } else if(i%3==2) {
                    renyingying.add(c);
                }
            }
            List<Card>lastThreeCards=allCards.subList(allCards.size()-3,allCards.size());//截取最后3张底牌
            //洗牌
            shortCard(linghuchong);
            shortCard(jiumozhi);
            shortCard(renyingying);
            //输出玩家的牌
            System.out.println("啊冲" + linghuchong);
            System.out.println("阿九" + jiumozhi);
            System.out.println("盈盈" + renyingying);
            System.out.println("三张底牌" + lastThreeCards);
        }

    /**
     * 牌排序
     * @param linghuchong
     */
    private static void shortCard(List<Card> cards) {
            Collections.sort(cards, new Comparator<Card>() {
                @Override
                public int compare(Card o1, Card o2) {
                    return o2.getIndex()- o1.getIndex();//降序
                }
            });
    }
}