java模拟斗地主发牌看牌

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
public class Doudizhu {
    public static void main(String[]args){
        //存放扑克牌
        //牌类+对应花色
        HashMap<Integer, String> pooker = new HashMap<Integer,String>();
        //牌的编号
        ArrayList<Integer> pookerNum = new ArrayList<Integer>();
        //牌类
        String[] nums = {"2","A","K","Q","J","10","9","8","7","6","5","4","3"};
        String[] colors = {"黑","红","梅","方"};
        int index = 2;
        for(String num:nums){
            for(String color:colors){
                pooker.put(index, color+num);
                pookerNum.add(index);
                index++;
            }
        }
        pooker.put(0, "大王");
        pookerNum.add(0);
        pooker.put(1, "小王");
        pookerNum.add(1);
        //System.out.println(pooker);
        //System.out.println(pookerNum);
        //洗牌。打乱顺序
        Collections.shuffle(pookerNum);
        ArrayList<Integer> player1 = new ArrayList<Integer>();
        ArrayList<Integer> player2 = new ArrayList<Integer>();
        ArrayList<Integer> player3 = new ArrayList<Integer>();
        ArrayList<Integer> bottom = new ArrayList<Integer>();
        //模拟分牌
        for(int i=0;i<pookerNum.size();i++){
            if(i>pookerNum.size()-1-3){
                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));
            }
        }
        //整理牌
        Collections.sort(player1);
        Collections.sort(player2);
        Collections.sort(player3);
        //看牌
        look("player1",player1,pooker);
        look("player2",player2,pooker);
        look("player3",player3,pooker);
        look("底           牌",bottom, pooker);
    }
    public static void look(String name,ArrayList<Integer> player,HashMap<Integer, String> pooker){
        System.out.print(name+": ");
        for(Integer key:player){
            String value = pooker.get(key);
            System.out.print(value+" ");
        }
        System.out.println("\n");
    }
}