自己根据前三季的学习，尝试编写了这个程序，期间也参考了一些同学的写法，这里我还自学了enum的用法，并将其应用在程序中。
程序总共由三个文件组成，代码中的注释不是很多，但是通过输出的文字大家还是能够了解到某段代码的意思的。
程序通过简单的修改能快速实现多人的游戏，有少部分易出错的地方没有加抛出异常，这里就暂时不做优化了···
运行效果如图所示
package com.game;
public class Card implements Comparable<Card> {
private SuitEnum suit;//花色
private NumberEnum number;//点数
/**
* 构造方法
*/
public Card (SuitEnum suit, NumberEnum number) {
// this.suit = suit;
//这样在setter中可以对输入进行判断
this.setSuit(suit);
// this.number = NumberEnum.valueOf(number);
this.setNumber(number);
}
public String getSuit() {
return suit.toString();
}
public void setSuit(SuitEnum suit) {
try {
this.suit = suit;
} catch (Exception e) {
System.out.println("发牌错误");//不过由于是程序发牌，这句就简单处理了，不会有错的
//String类输入改为enum类，这样不会有错了
}
}
public String getNumber() {
return number.toString();
}
public void setNumber(NumberEnum number) {
try {
this.number = number;
} catch (Exception e) {
System.out.println("发牌错误");//不过由于是程序发牌，这句就简单处理了，不会有错的
}
}
@Override //比较牌的大小
public int compareTo(Card o) {
// TODO Auto-generated method stub
if (this.number.equals(o.number)) {
return this.suit.compareTo(o.suit);
} else {
return this.number.compareTo(o.number);
}
}
@Override//输出牌的名称
public String toString () {
return suit.toString()+number.toString();
}
public enum SuitEnum {
DIAMONDS("方块"),CLUBS("梅花"),HEARTS("红桃"),SPADES("黑桃");
private String suitName;
//构造方法
private SuitEnum (String suitName) {
this.suitName = suitName;
}
@Override
public String toString () {
return this.suitName;
}
}
public enum NumberEnum {
//点数，从大到小3-10,J,Q,K,A,2
THREE("3"),FOUR("4"),FIVE("5"),SIX("6"),SEVEN("7"),EIGHT("8"),NINE("9"),TEN("10"),
JACK("J"),QUEEN("Q"),KING("K"),ACE("A"),TWO("2");
private String numberName;
private NumberEnum (String numberName) {
this.numberName = numberName;
}
@Override
public String toString () {
return this.numberName;
}
}
}package com.game;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
public class Player {
private String id;
private String name;
private List<Card> handCards;
public Player () {
this.setId();
this.setName();
this.handCards = new ArrayList<Card>();
}
public String getId() {
return id;
}
public void setId() {
System.out.println("请输入1~4位长度玩家ID");
Scanner in = new Scanner(System.in);
while (true) {
try {
this.id = String.valueOf(in.nextInt());
if (this.id.length()<1 || this.id.length()>4) {
throw new IllegalArgumentException();
}
break;
} catch (Exception e) {
System.out.println("格式错误，请重新输入1~4位长度玩家ID");
this.id = in.next();
}
}
}
public String getName() {
return name;
}
public void setName() {
System.out.println("请输入1~10位长度玩家姓名");
Scanner in = new Scanner(System.in);
this.name = in.next();
while (this.name.length()<1 || this.name.length()>10) {
System.out.println("请重新输入1~10位长度玩家姓名");
this.name = in.next();
}
}
public void getHandCards() {
System.out.print("玩家:"+id+","+name+"手中的全部牌为:[");
for (Card card : handCards) {
System.out.print(card.getSuit()+card.getNumber()+" ");
}
System.out.println("]");
}
public void setHandCards(Card card) {
this.handCards.add(card);
}
public Card getMaxCard () {
Card maxCard = handCards.get(0);
for (Card card : handCards) {
if (card.compareTo(maxCard)>0)
maxCard = card;
}
return maxCard;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (!(obj instanceof Player))
return false;
Player other = (Player) obj;
if (id == null) {
if (other.id != null)
return false;
} else if (id.equals(other.id))
return true;//被我修改过了，不是最初生成的equals，id和name有一个对到就算重复
if (name == null) {
if (other.name != null)
return false;
} else if (name.equals(other.name))
return true;
return false;
}
}
package com.game;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
public class Game {
private List<Card> aPoker;//创建一副扑克牌
private List<Player> players;//所有玩家
public static void main(String[] args) {
Game newGame = new Game();
newGame.initialPoker();
newGame.shuffle();
newGame.initialPlayer();
newGame.deal();
newGame.compareCard();
}
/**
* 游戏类构造方法，功能未扩展，暂时只有两位玩家一副牌
*/
public Game() {
this.aPoker = new ArrayList<Card>();
this.players = new ArrayList<Player>();
}
public void initialPoker() {
System.out.println("-------创建扑克牌-------");
System.out.println("扑克牌为：");
for (Card.SuitEnum se : Card.SuitEnum.values()) {
//values（）方法网上有介绍，但是java API中找不到，比较诡异
System.out.print("[");
for (Card.NumberEnum ne : Card.NumberEnum.values()) {
aPoker.add(new Card(se,ne));
System.out.print(se.toString()+ne.toString()+"，");
}
System.out.println("]");
}
System.out.println("-------创建扑克牌成功！-------");
}
public void shuffle() {
System.out.println("-------开始洗牌-------");
List<Card> pokerTemp = new ArrayList<Card>(aPoker);//这里没法用aPoker.clone()方法
Random random = new Random();
for (int i=52; i>0; i--) {
int r = random.nextInt(i);
aPoker.set(52-i, pokerTemp.remove(r));
}
System.out.println("-------洗牌结束-------");
// for (Card card : aPoker) {
// System.out.print(card.getSuit()+card.getNumber()+" ");
// }
}
public void initialPlayer() {
System.out.println("-------创建玩家-------");
for (int i=0; i<2; i++) {
Player p;
boolean b;
System.out.println("请输入第"+(i+1)+"位玩家的信息：");
do {
p = new Player();
if (players.contains(p)) {
System.out.println("已存在该玩家或ID，请重新输入！");
b = true;
} else {
b = false;
}
} while (b);
players.add(p);
}
for (Player player : players) {
System.out.println("----欢迎玩家："+player.getName());
}
}
public void deal() {
System.out.println("-------开始发牌-------");
for (int i=0; i<2; i++) {//一人发两张牌
for (Player player : players) {
player.setHandCards(aPoker.remove(0));
System.out.println("----玩家："+player.getName()+"-拿牌");
}
}
System.out.println("-------发牌结束！-------");
}
public void compareCard() {
System.out.println("-------开始游戏...-------");
Player winPlayer = players.get(0);
for (Player player : players) {
System.out.println("玩家："+player.getName()+"最大的手牌为："+player.getMaxCard().toString());
if (player.getMaxCard().compareTo(winPlayer.getMaxCard())>0) {
winPlayer = player;
}
}
System.out.println("-------玩家："+winPlayer.getName()+"获胜！-------");
System.out.println("玩家各自的手牌为：");
for (Player player : players) {
player.getHandCards();
}
}
}