玩家类Player
package com.practise2;
import java.util.ArrayList;
import java.util.List;
public class Player {
//创建玩家id
public Integer id;
//创建玩家姓名
public String name;
//初始化手牌集合
public List<Poker> Poker=new ArrayList<Poker>();
//含参构造器,传入参数
public Player(Integer id,String name){
this.id=id;
this.name=name;
}
}
扑克类Poker
package com.practise2;
public class Poker {
//定义扑克牌的花色
public String color;
//定义扑克牌的大小
public String num;
//重写toString方法,返回值为“花色+点数”
public String toString(){
return color+num;
}
//含参构造器,传递进去两个参数
public Poker(String color,String num){
this.color=color;
this.num=num;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((color == null) ? 0 : color.hashCode());
result = prime * result + ((num == null) ? 0 : num.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (!(obj instanceof Poker))
return false;
Poker other = (Poker) obj;
if (color == null) {
if (other.color != null)
return false;
} else if (!color.equals(other.color))
return false;
if (num == null) {
if (other.num != null)
return false;
} else if (!num.equals(other.num))
return false;
return true;
}
}
手牌比较类PokerComparator
package com.practise2;
import java.util.Comparator;
public class PokerComparator implements Comparator<Poker> {
public int compare(Poker o1, Poker o2) {
// TODO Auto-generated method stub
//创建字符串花色和大小
String a="方块梅花红桃黑桃";
String b="2345678910JQKA";
//分别查找,花色和大小在顺序字符串中的位置,位置大的即大
int a1=a.indexOf(o1.color);
int b1=b.indexOf(o1.num);
int a2=a.indexOf(o2.color);
int b2=b.indexOf(o2.num);
//通过索引位置判断牌的大小
if(a1>a2){
return 1;
}else if(a1==a2){
if(b1>b2){
return 1;
}else{
return -1;
}
}else{
return -1;
}
}
//compare方法,返回大的牌
public Poker maxPoker(Poker o1,Poker o2,int c){
if(c>0){
return o1;
}else{
return o2;
}
}
}
测试类Game
package com.practise2;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Scanner;
public class Game {
//以List为接口,创建集合pokerList
public List<Poker> pokerList;
//导入输入函数
private Scanner input;
//Map为接口,创建玩家集合players
public Map<Integer,Player> players;
// public Map<Integer,Player> players2;
//定义全局静态变量a,b
public static int a;
public static int b;
/**
* 在构造器中初始化扑克牌序列以及玩家信息
*/
public Game(){
this.pokerList=new ArrayList<Poker>();
input=new Scanner(System.in);
this.players=new HashMap<Integer,Player>();
// this.players2=new HashMap<Integer,Player>();
}
/**
* 创建扑克牌
* @param args
*/
public void creatCard(){
//创建花色数组
String [] color={"黑桃","红桃","梅花","方块"};
//创建大小数组
String [] num={"2","3","4","5","6","7","8","9","10","J","Q","K","A"};
//将数组中的值传递给对象pk,并将其添加到集合中形成一副牌
for(int i=0;i<color.length;i++){
for(int j=0;j<num.length;j++){
Poker pk=new Poker(color[i],num[j]);
pokerList.add(pk);
}
}
System.out.println("----------创建扑克牌----------");
System.out.println("---------扑克牌创建成功--------");
for (Poker pk : pokerList) {
System.out.print("["+pk+"]");//已经重写了toString方法,所以可以直接输出pk
}
System.out.println();//回车
}
/**
* 洗牌
* @param args
*/
public void washCard(){
System.out.println("开始洗牌");
//调用Collections工具类中的乱序方法
Collections.shuffle(pokerList);
for (Poker pk : pokerList) {
System.out.print("["+pk.color+pk.num+"]");
}
System.out.println("----------洗牌结束!----------");
}
/**
* 创建两位玩家
* @param args
*/
public void addPlayer(){
System.out.println("----------创建玩家----------");
for(int i=0;i<2;){
System.out.println("请输入第"+(i+1)+"玩家的ID和姓名:");
System.out.println("请输入玩家ID:");
int id=0;
try{
id=scanInt();
}catch(Exception e){
System.out.println(e.getMessage());
continue;
}
Player p=players.get(id);
if(p==null){
System.out.println("请输入玩家姓名:");
String name =input.next();
//用于鉴定两次输入的id是否相同,因现在不能保存两次输入的id值,所以这样
// plays2.put(id,new Player(id,name));
// players.put(i+1,new Player(id,name));
players.put(id,new Player(id,name));
//存储两次输入的id,以便后续的Map中用key查找value
switch(i){
case 0:
a=id;
case 1:
b=id;
}
i++;
System.out.println("添加成功!");
}else{
System.out.println("该ID已被占用!请再次添加:");
continue;
}
}
}
/**
* 防止输入 非整数型ID
* @param args
*/
public int scanInt() throws Exception{
try{
int in=input.nextInt();
return in;
}catch(Exception e){
input=new Scanner(System.in);
throw new Exception("输出异常,请输入整数类型的ID");
}
}
/**
* 游戏开始
* @param args
*/
public void beginGame(){
System.out.println("欢迎玩家:"+players.get((int)a).name+players.get((int)b).name);
System.out.println("----------开始发牌----------");
System.out.println(players.get(a).name+"得到第一张牌");
players.get(a).Poker.add(pokerList.get(0));
System.out.println(players.get(b).name+"得到第一张牌");
players.get(b).Poker.add(pokerList.get(1));
System.out.println(players.get(a).name+"得到第二张牌");
players.get(a).Poker.add(pokerList.get(2));
System.out.println(players.get(b).name+"得到第二张牌");
players.get(b).Poker.add(pokerList.get(3));
System.out.println("----------发牌结束!--------");
System.out.println("----------游戏开始!---------");
System.out.println("玩家各自手牌为:");
Poker a1=players.get(a).Poker.get(0);
Poker a2=players.get(a).Poker.get(1);
Poker b1=players.get(b).Poker.get(0);
Poker b2=players.get(b).Poker.get(1);
System.out.println("玩家:"+players.get(a).name+"的手牌为:"+
a1.color+a1.num+","+a2.color+a2.num);
System.out.println("玩家:"+players.get(b).name+"的手牌为:"+
b1.color+b1.num+","+b2.color+b2.num);
System.out.println("-----------------------");
PokerComparator p=new PokerComparator();
Poker aMax=p.maxPoker(a1,a2,(int)p.compare(a1,a2));
Poker bMax=p.maxPoker(b1,b2,(int)p.compare(b1,b2));
System.out.println(players.get(a).name+"的最大手牌为:"+aMax);
System.out.println(players.get(b).name+"的最大手牌为:"+bMax);
if(p.compare(aMax,bMax)>0){
System.out.println("----------"+players.get(a).name+"获得胜利!----------");
}else{
System.out.println("----------"+players.get(b).name+"获得胜利!----------");
}
}
public static void main(String[] args) {
// TODO Auto-generated method stub
Game zy=new Game();
zy.creatCard();
zy.addPlayer();
zy.washCard();
zy.beginGame();
}
}
很大程度上借鉴了一位慕友的代码,不过后来发现有问题,主要集中在比较类中的参数比较设置错误,于是修改了一下就ok了,我的心得是:别人写的代码可以抄,但是一定要理解,不然毫无意义哈哈!
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