JAVA代码之斗地主发牌详解编程语言

package com.oracle.demo01; 
import java.util.ArrayList; 
import java.util.Collections; 
import java.util.HashMap; 
import java.util.Map; 
 
public class Doudizhu { 
    public static void main(String[] args) { 
        //1.创建扑克牌Map 
        Map<Integer,String> pooker=new HashMap<Integer,String>(); 
        //创建所有key所在的容器 
        ArrayList<Integer> pookerNum=new ArrayList<Integer>(); 
        //创建花色数组 
        String[] color={"♠","♣","♥","♦"}; 
        //创建牌号数组 
        String[] number={"2","A","K","Q","J","10","9","8","7","6","5","4","3"}; 
        //造牌并存进map集合 
        int index=2; 
        for(String n:number){ 
            for(String c:color){ 
                //向map中存数据 
                pooker.put(index,c+n); 
                //向所有key所在的容器存数据 
                pookerNum.add(index); 
                index++;     
            } 
        } 
        //存大小王 
        pooker.put(0, "大王"); 
        pookerNum.add(0); 
        pooker.put(1, "小王"); 
        pookerNum.add(1); 
        //洗牌 
        Collections.shuffle(pookerNum); 
        //System.out.println(pookerNum); 
        //发牌 
        //创建四个容器 
        ArrayList<Integer> bottom=new ArrayList<>(); 
        ArrayList<Integer> player1=new ArrayList<>(); 
        ArrayList<Integer> player2=new ArrayList<>(); 
        ArrayList<Integer> player3=new ArrayList<>(); 
        //开始发牌 
        for(int i=0;i<pookerNum.size();i++){ 
            //将前三张给底牌 
            if(i<3){ 
                bottom.add(pookerNum.get(i)); 
            }else if(i%3==0){ 
                player1.add(pookerNum.get(i)); 
            }else if(i%3==1){ 
                player2.add(pookerNum.get(i)); 
            }else if(i%3==2){ 
                player3.add(pookerNum.get(i)); 
            } 
        } 
        //排序(key升序 牌从大到小） 
        Collections.sort(bottom); 
        Collections.sort(player1); 
        Collections.sort(player2); 
        Collections.sort(player3); 
        //看牌(调用方法） 
        look("刘德华",player1,pooker); 
        look("张家辉",player2,pooker); 
        look("周润发",player3,pooker); 
        look("底牌",bottom,pooker); 
    } 
    //看牌的方法（传参为  玩家姓名，玩家的牌即键，所有牌的键值对） 
    public static void look( String name,ArrayList<Integer> player,Map<Integer,String> pooker){ 
        //打印玩家姓名 
        System.out.print(name+":"); 
        //遍历所有牌号 
        for(int num:player){ 
            System.out.print(pooker.get(num)+" "); 
        } 
        System.out.println(); 
    } 
}