【player】类：

package player;

import card.Card;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

public class Player {

public int id;

public String name;

public List<Card> myCards;

public Player(int id, String name){

this.id = id;

this.name = name;

this.myCards = new ArrayList<Card>();

}

public void getCard(Card c){

System.out.println("-----玩家"+this.name+ '-'+ "拿牌");

myCards.add(c);

}

// 获取最大权值

public int getMaxWeight() {

Card item = Collections.max(myCards);

System.out.println("玩家："+ this.name + "最大手牌："+ item.name);

return item.weight;

}

}

【card类】

package card;

public class Card implements Comparable<Card>{

// 扑克牌权值 = 黑/红/梅/方（1/2/3/4） * 100 + 点数（A为14）

public int weight;

// 卡牌名称 如 '红桃A'

public String name;

public Card(int w, String name) {

this.weight = w;

this.name = name;

}

@Override

public int compareTo(Card c) {

if (this.weight > c.weight) return 1;

if (this.weight == c.weight) return 0;

else return -1;

}

}

【Main 】

import java.util.ArrayList;

import java.util.Collection;

import java.util.Collections;

import java.util.HashMap;

import java.util.HashSet;

import java.util.InputMismatchException;

import java.util.Map;

import java.util.Random;

import java.util.Scanner;

import java.util.List;

import java.util.Map.Entry;

import java.util.Set;

import card.Card;

import player.Player;

public class Main {

// 花色对应权值的Map

public Map<String, Integer> codeMap;

// 点数对应权值的Map

public Map<String, Integer> numMap;

// 扑克牌

public List<Card> cards;

// 玩家

public List<Player> players;

public Main() {

this.codeMap = new HashMap<String, Integer>();

this.numMap = new HashMap<String, Integer>();

this.cards = new ArrayList<Card>();

this.players = new ArrayList<Player>();

}

public static void main(String[] args) {

Main m = new Main();

m.genNumMap();

m.genCodeMap();

m.genCards();

// 生成玩家

int i = 0;

while (i<2) {

Scanner sc = new Scanner(System.in);

System.out.println("请输入玩家ID：");

try {

int id = sc.nextInt();

System.out.println("请输入玩家名称");

String name = sc.next();

m.players.add(new Player(id, name));

i++;

} catch (InputMismatchException e) {

System.out.println("类型错误，请重新输入");

}

}

// 发牌

Player p1 = m.players.get(0);

Player p2 = m.players.get(1);

p1.getCard(m.playerGetCard(52));

p2.getCard(m.playerGetCard(51));

p1.getCard(m.playerGetCard(50));

p2.getCard(m.playerGetCard(49)); // 取了牌 牌会变少

// 计算结果

int p1Weight = p1.getMaxWeight();

int p2Weight = p2.getMaxWeight();

// 输出结果

System.out.println(p1Weight);

System.out.println(p2Weight);

if(p1Weight > p2Weight) {System.out.println(p1.name+"获胜！");}

if(p1Weight == p2Weight) {System.out.println("平局！");}

if(p1Weight < p2Weight); {System.out.println(p2.name+"获胜！");}

System.out.println("---------------双方手牌公示------------");

System.out.print(p1.name+":");

for(Card c:p1.myCards) {

System.out.print(c.name+ ",");

}

System.out.println("\n--- ");

System.out.print(p2.name+":");

for(Card c:p2.myCards) {

System.out.print(c.name+ ",");

}

System.out.println("\n--- ");

System.out.println("---------------底牌公示------------");

for (Card c : m.cards) {

System.out.print(c.name + ',');

}

}

public void genCodeMap() {

codeMap.put("黑桃", 400);

codeMap.put("红桃", 300);

codeMap.put("梅花", 200);

codeMap.put("方块", 100);

System.out.println("生成花色权重表:");

System.out.println(codeMap);

System.out.println("------------------------------------------------------------");

}

public void genNumMap() {

for (int i = 2; i <= 10; i++) {

numMap.put(Integer.toString(i), i);

}

numMap.put("J", 11);

numMap.put("Q", 12);

numMap.put("K", 13);

numMap.put("A", 14);

System.out.println("生成点数权重表:");

System.out.println(numMap);

System.out.println("------------------------------------------------------------");

}

// 生成扑克牌

public void genCards() {

System.out.println("生成扑克牌并把牌洗整齐");

for (Entry<String, Integer> numItem : numMap.entrySet()) {

for (Entry<String, Integer> codeItem : codeMap.entrySet()) {

cards.add(new Card(numItem.getValue() + codeItem.getValue(), codeItem.getKey() + numItem.getKey()));

}

}

Collections.sort(cards); // 把牌洗整齐

for (Card c : cards) {

System.out.print(c.name + ',');

}

System.out.println("\n------------------------------------------------------------");

System.out.println("把牌顺序打乱");

Collections.shuffle(cards); // 把牌打乱

for (Card c : cards) {

System.out.print(c.name + ',');

}

System.out.println("\n------------------------------------------------------------");

}

public Card playerGetCard(int valume){

int random = (int) (Math.random() * valume);

Card temp = cards.get(random);

cards.remove(random);

return temp;

}

}