Java模拟实现扑克牌洗牌和发牌的示例代码

public class poker {
    private String suit;//花色
    private int num;//数字

    public poker(String suit, int num) {
        this.suit = suit;
        this.num = num;
    }

    public String getSuit() {
        return suit;
    }

    public void setSuit(String suit) {
        this.suit = suit;
    }

    public int getNum() {
        return num;
    }

    public void setNum(int num) {
        this.num = num;
    }

    @Override
    public String toString() {
        return suit+" "+num;
    }
}

import java.util.ArrayList;
import java.util.List;
import java.util.Random;

public class pokers {
    public static final String[] SUITS = {"♠","♥","♣","♦"};
    //买一副扑克牌
    public static List<poker> buypokers() {
        List<poker> pokerList = new ArrayList<>();
        for (int i = 0; i < 4; i++) {
            for (int j = 1; j <= 13; j++) {
                pokerList.add(new poker(SUITS[i],j));
            }
        }
        return pokerList;
    }

    //洗牌
    public static void shuffle(List<poker> pokerList) {
        Random random = new Random();
        for (int i = pokerList.size()-1; i > 0; i--) {
            int index = random.nextInt(i);
            swap(pokerList, i, index);
        }
    }
    //交换
    public static void swap (List<poker> pokerList, int i, int index) {
        poker tmp = pokerList.get(i);
        pokerList.set(i, pokerList.get(index));
        pokerList.set(index, tmp);
    }

    public static void main(String[] args) {
        List<poker> pokerList = buypokers();
        System.out.println("新牌：" + pokerList);
        shuffle(pokerList);
        System.out.println("洗牌：" + pokerList);

        //揭牌 3个人 每个人轮流揭5张牌

        //用来存放三个人揭起来的牌
        List<poker> hand1 = new ArrayList<>();
        List<poker> hand2 = new ArrayList<>();
        List<poker> hand3 = new ArrayList<>();

        List<List<poker>> hand = new ArrayList<>();
        hand.add(hand1);
        hand.add(hand2);
        hand.add(hand3);

        for (int i = 0; i < 5; i++) {
            for (int j = 0; j < 3; j++) {
                //确定是谁在摸牌
                List<poker> tmpHand = hand.get(j);
                tmpHand.add(pokerList.remove(0));
            }
        }

        //输出每个人的牌
        for (int i = 0; i < hand.size(); i++) {
            System.out.println("第"+(i+1)+"个人的牌是"+hand.get(i));
        }

        System.out.println("剩余的牌有"+pokerList);
    }
}

public class poker {
    private String suit;//花色
    private int num;//数字

    public poker(String suit, int num) {
        this.suit = suit;
        this.num = num;
    }

    public String getSuit() {
        return suit;
    }

    public void setSuit(String suit) {
        this.suit = suit;
    }

    public int getNum() {
        return num;
    }

    public void setNum(int num) {
        this.num = num;
    }

    @Override
    public String toString() {
        return suit+" "+num;
    }
}

public static final String[] SUITS = {"♠","♥","♣","♦"};
    //买一副扑克牌
public static List<poker> buypokers() {
    List<poker> pokerList = new ArrayList<>();
    for (int i = 0; i < 4; i++) {
        for (int j = 1; j <= 13; j++) {
            pokerList.add(new poker(SUITS[i],j));
        }
    }
    return pokerList;
}

    //洗牌
    public static void shuffle(List<poker> pokerList) {
        Random random = new Random();
        for (int i = pokerList.size()-1; i > 0; i--) {
            int index = random.nextInt(i);
            swap(pokerList, i, index);
        }
    }
    //交换
    public static void swap (List<poker> pokerList, int i, int index) {
        poker tmp = pokerList.get(i);
        pokerList.set(i, pokerList.get(index));
        pokerList.set(index, tmp);
    }

//用来存放三个人揭起来的牌
List<poker> hand1 = new ArrayList<>();
List<poker> hand2 = new ArrayList<>();
List<poker> hand3 = new ArrayList<>();

List<List<poker>> hand = new ArrayList<>();
hand.add(hand1);
hand.add(hand2);
hand.add(hand3);

for (int i = 0; i < 5; i++) {
    for (int j = 0; j < 3; j++) {
        //确定是谁在摸牌
        List<poker> tmpHand = hand.get(j);
        tmpHand.add(pokerList.remove(0));
    }
}