//改进版，没有进行按牌的地位从小到大排序
package com.yy.test;import java.util.ArrayList;
import java.util.Collections;public class Test2 {/***  * A：案例演示* 模拟斗地主洗牌核发牌，牌没有排序* * 分析：* 1，买一副扑克，其实就是自己创建一个集合对象，将扑克牌存储进去* 2，洗牌     shuffle方法* 3，发牌* 4，看牌* */public static void main(String[] args) {//1，买一副扑克，其实就是自己创建一个集合对象，将扑克牌存储进去String [] num = {"A","2","3","4","5","6","7","8","9","10","J","Q","K"};String [] color = {"红桃","黑桃","方片","梅花"};ArrayList<String> poker = new ArrayList<>();//拼接花色和数字for (String s1 : color) {for (String s2 : num) {poker.add(s1.concat(s2));       //s1.concate(s2) :连接s1和s2两个字符串}}
//      System.out.println(poker);              //打印52张牌
//      System.out.println(poker.size());       //查看一共有多少张牌poker.add("小王");                        //添加小王poker.add("大王");                        //添加大王//2，洗牌Collections.shuffle(poker);
//      System.out.println(poker);//3,发牌ArrayList<String> 高进 = new ArrayList<>();ArrayList<String> 龙五 = new ArrayList<>();ArrayList<String> 谚语 = new ArrayList<>();ArrayList<String> 底牌 = new ArrayList<>();for(int i = 0 ;i<poker.size();i++){if(i >= poker.size() - 3){底牌.add(poker.get(i));               //将三张底牌存储在底牌集合中}else if(i % 3 == 0){高进.add(poker.get(i));}else if(i % 3 == 1){龙五.add(poker.get(i));}else {谚语.add(poker.get(i));}}//4，看牌System.out.println(高进);System.out.println(龙五);System.out.println(谚语);System.out.println(底牌);}}

//完整版，进行按牌的地位从小打到大进行排序
package com.yy.test;import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.TreeSet;public class Test3 {/***  * A：案例演示* 模拟斗地主洗牌核发牌，牌没有排序* * 分析：* 1，买一副扑克，其实就是自己创建一个集合对象，将扑克牌存储进去* 2，洗牌     shuffle方法* 3，发牌* 4，看牌* */public static void main(String[] args) {//1，买一副扑克，其实就是自己创建一个集合对象，将扑克牌存储进去String [] num = {"3","4","5","6","7","8","9","10","J","Q","K","A","2"};String [] color = {"红桃","黑桃","方片","梅花"};HashMap<Integer, String> hm = new  HashMap<>();         //存储索引和扑克牌ArrayList<Integer> list = new ArrayList<>();            //存储索引int index = 0;                                          //定义一个索引值   //拼接扑克牌并将索引和扑克牌存储在HashMap中for(String s1 : num){                                   //获取数字for(String s2 : color){                             //获取颜色hm.put(index, s2.concat(s1));list.add(index);                                //将索引0到51添加到list集合中index++;}}
//      System.out.println(index);//将小王添加到双列集合中hm.put(index, "小王");list.add(index);                                        //将52索引添加到集合中index++;hm.put(index, "大王");                                    //将53索引添加到集合中list.add(index);            
//      System.out.println(hm);
//      System.out.println(list);//2,洗牌Collections.shuffle(list);
//      System.out.println(list);//3,发牌TreeSet<Integer> 高进 = new TreeSet<>();TreeSet<Integer> 龙五 = new TreeSet<>();TreeSet<Integer> 谚语 = new TreeSet<>();TreeSet<Integer> 底牌 = new TreeSet<>();for(int i = 0; i <list.size();i++){if(i >= list.size() - 3){底牌.add(list.get(i));            //将三张底牌存储在底牌集合中}else if(i % 3 == 0){高进.add(list.get(i));}else if(i % 3 == 1){龙五.add(list.get(i));}else {谚语.add(list.get(i));}}//4，看牌      重复动作抽取方法lookPoker(hm,高进,"高进");lookPoker(hm,龙五,"龙五");lookPoker(hm,谚语,"谚语");lookPoker(hm,底牌,"底牌");
}/*** 看牌* 1，返回值类型void* 2，参数列表HashMap，TreeSet，String name* */public static void lookPoker(HashMap<Integer,String> hm , TreeSet<Integer> ts , String name){System.out.print(name + "的牌是：");for (Integer i : ts) {                  //i代表双列集合中的每一个键System.out.print(hm.get(i) + " ");}System.out.println();}
}