Java集合实现斗地主功能

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;

/*
 * 实现斗地主功能
 * 1.组合牌
 * 2.洗牌
 * 3.发牌
 * 4.看牌
 */
public class DouDiZhu {
    public static void main(String[] args) {
		//1.组合牌
    	HashMap<Integer, String> pooker=new HashMap<Integer, String>();
    	
    	ArrayList<Integer> pookerNumber=new ArrayList<Integer>();
    	
    	String[] numbers={"2","A","K","Q","J","10","9","8","7","6","5","4","3"};
    	String[] colors={"桃花","红桃","梅花","方块"};
    	int index=2;
        for (String number : numbers) {
			for (String color : colors) {
				pooker.put(index, color+number);
				pookerNumber.add(index);
				index++;
			}
		}
        pooker.put(0, "大王");
        pookerNumber.add(0);
        
        pooker.put(1, "小王");
        pookerNumber.add(1);
        
        //洗牌,将牌的编号打乱
        Collections.shuffle(pookerNumber);
        
        //发牌,将牌的编号发给玩家集合和底牌集合
        ArrayList<Integer> player1=new ArrayList<Integer>();
        ArrayList<Integer> player2=new ArrayList<Integer>();
        ArrayList<Integer> player3=new ArrayList<Integer>();
        ArrayList<Integer> bottom=new ArrayList<Integer>();

        for (int i = 0; i < pookerNumber.size(); i++) {
        	//先做好底牌
        	if (i<3) {
				bottom.add(pookerNumber.get(i));
			}
        	//对索引%3判断
			if (i%3==0) {
				player1.add(pookerNumber.get(i));
			}else if (i%3==1) {
				player2.add(pookerNumber.get(i));
			}else if (i%3==2) {
				player3.add(pookerNumber.get(i));
			}
		}
        //看牌，将玩家手中的编号到Map集合中查找，根据键找值
        Collections.sort(player1);
        Collections.sort(player2);
        Collections.sort(player3);
        //定义方法实现
        look("玩家1",player1, pooker);
        look("玩家2",player2, pooker);
        look("玩家3",player3, pooker);
        look("底牌",bottom, pooker);
	}
    public static void look(String name,ArrayList<Integer> player,HashMap<Integer, String> poker){
    	//遍历ArrayList集合
    	System.out.print(name+" ");
    	for (Integer key : player) {
			String value=poker.get(key);
			System.out.print(value+" ");
		}
    	System.out.println();
    }
}