集合框架08

一、斗地主

public class Demo01 {
    /*
     * 斗地主：
     * 1.组合牌
     * 2.洗牌
     * 3.发牌
     * 4.看牌
     */
    public static void main(String[] args) {
        //1.组合牌
        //创建Map集合，键是编号，值是牌
        HashMap<Integer,String> pooker = new HashMap<Integer,String>();
        //创建List集合存储编号
        ArrayList<Integer> pookerNumber = new ArrayList<Integer>();
        //定义13个点数
        String[] numbers = {"2","A","K","Q","J","10","9","8","7","6","5","4","3"};
        String[] colors = {"♠","♥","♣","♦"};
        //定义整数变量，作为键出现
        int index = 2;
        
        //遍历数组，花色+点数的组合，存储到Map集合
        for(String number:numbers){
            for(String color:colors){
                pooker.put(index, color+number);
                pookerNumber.add(index);
                index++;
            }
        }
        //存储大小王
        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，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>();
        //发牌采用的是集合索引%3
        for(int i=0;i<pookerNumber.size();i++){
            //先将底牌做好
            if(i<3){
                bottom.add(pookerNumber.get(i));
            }else 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));
            }
        }
        //排序
        Collections.sort(player1);
        Collections.sort(player2);
        Collections.sort(player3);
        //看牌，将玩家手中的编号到Map集合中查找，根据键找值
        look("玩家一",player1,pooker);
        look("玩家二",player2,pooker);
        look("玩家三",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();
    }
}