软件工程实践作业2 --梭哈游戏（java） 实践报告

一，题目简介：

1、创建一副扑克牌 7------k 加入到集合对象中
2、对扑克牌洗牌
3、定义参与游戏的玩家的人，通过键盘输入，限定人数2-5
4、人数符合要求继续执行，不符合退出
5、对玩家发牌，每个人发五张，对玩家的牌排序

GitHub链接地址：

https://github.com/GY1/test/blob/master/ShowHand(%E6%A2%AD%E5%93%88%E6%B8%B8%E6%88%8F)

梭哈游戏 源代码：

package com.langsin.CollectionsFramework;

import java.util.ArrayList;
import java.util.Comparator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.Scanner;
import java.util.TreeSet;

public class ShowHand {

private ArrayList<String> pukeList = new ArrayList<String>();
private Map<String, TreeSet<String>> map = new LinkedHashMap<String, TreeSet<String>>();
private Map<String, Double> scoreMap = new LinkedHashMap<String, Double>();
private boolean flag = true;

// 1.创建扑克牌 7-K
private void createPuke() {
String[] point = {"2","3","4","5", "6", "7", "8", "9", "10", "J", "Q", "K" };
String[] type = { "黑桃", "红桃", "梅花", "方块" };
for (int i = 0; i < type.length; i++) {
for (int j = 0; j < point.length; j++) {
this.pukeList.add(type[i] + point[j]);
}
}
}

// 2.洗牌
private void sortedPuke() {
Random rand = new Random();
for (int i = 0; i < 100; i++) {
int index1 = rand.nextInt(this.pukeList.size());
int index2 = rand.nextInt(this.pukeList.size());
String puke1 = this.pukeList.get(index1);
String puke2 = this.pukeList.get(index2);
this.pukeList.set(index1, puke2);
this.pukeList.set(index2, puke1);
}

}

// 3.创建参加游戏的人
private void createPlayer() {
System.out.println("请输入参与游戏的玩家的名称，中间用空格隔开：(人数不得超过8人，少于3人 ，否则程序终止！)");
Scanner scan = new Scanner(System.in);
String players = scan.nextLine();
String[] nums = players.split(" ");
if (nums.length < 3 || nums.length > 9) {
System.out.println("参与游戏的玩家人数不符合要求，程序终止！");
this.flag = false;
System.exit(0);// (程序终止)
}
Comparator<String> comp = new Comparator<String>() {

public int compare(String str1, String str2) {

int point1 = getPoint(str1.substring(2));
int point2 = getPoint(str2.substring(2));
if (point1 < point2) {
return -1;
} else if (point1 > point2) {
return 1;
} else {
int type1 = getType(str1.substring(0, 2));
int type2 = getType(str2.substring(0, 2));
if (type1 < type2) {
return -1;
} else {
return 1;
}
}

}
};
for (int i = 0; i < nums.length; i++) {
map.put(nums[i], new TreeSet<String>(comp));
}

}

private int getPoint(String point) {
if ("J".equals(point)) {
return 11;
} else if ("Q".equals(point)) {
return 12;
} else if ("K".equals(point)) {
return 13;
} else {
return Integer.parseInt(point);
}
}

private int getType(String type) {
if ("黑桃".equals(type)) {
return 4;
} else if ("红桃".equals(type)) {
return 3;
} else if ("梅花".equals(type)) {
return 2;
} else {
return 1;
}
}

// 4.给玩家发牌
private void showPuke() {
for (int i = 0; i < 5; i++) {
for (String key : map.keySet()) {
String puke = this.pukeList.remove(0);
map.get(key).add(puke);
}
}

for (String key : map.keySet()) {
System.out.println("玩家名称：" + key + ":" + map.get(key));
}
}

// 计算玩家分数,得到获胜玩家
private void getScoreWinner() {
for (String key : map.keySet()) {
TreeSet<String> set = map.get(key);
scoreMap.put(key, this.score(set));
}
List<String> list1=this.getWinner(scoreMap);
System.out.println("恭喜" + list1.get(0) +"获得最终冠军! ! ！"+ " 冠军分数为：" + list1.get(1));
Map<String, Double> scoreMap1=this.getScore(scoreMap);

List<String> list2=this.getWinner1(scoreMap1);
System.out.println("恭喜" + list2.get(0) +"获得亚军！！"+ " 亚军分数为：" + list2.get(1));
Map<String, Double> scoreMap2=this.getScore(scoreMap1);

List<String> list3=this.getWinner1(scoreMap2);
System.out.println("恭喜" + list3.get(0) +"获得季军！"+ " 季军分数为：" + list3.get(1));

}

private List<String> getWinner(Map<String, Double> scoreMap) {

List<String> list=new ArrayList<String>();
String winner = null;
double end = 0;
for (Map.Entry<String, Double> entry : this.scoreMap.entrySet()) {
System.out.println("玩家名： " + entry.getKey() + " " + "玩家获得分值： "
+ entry.getValue());
if (end < entry.getValue()) {
end = entry.getValue();
winner = entry.getKey();
}
}
list.add(winner);
list.add(String.valueOf(end));
return list;
}

private List<String> getWinner1(Map<String, Double> scoreMap) {

List<String> list=new ArrayList<String>();
String winner = null;
double end = 0;
for (Map.Entry<String, Double> entry : this.scoreMap.entrySet()) {
if (end < entry.getValue()) {
end = entry.getValue();
winner = entry.getKey();
}
}
list.add(winner);
list.add(String.valueOf(end));
return list;
}

private Map<String, Double> getScore(Map<String, Double> scoreMap) {

String winner = null;
double end = 0;
for (Map.Entry<String, Double> entry : this.scoreMap.entrySet()) {
if (end < entry.getValue()) {
end = entry.getValue();
winner = entry.getKey();
}
}
scoreMap.remove(winner);
return scoreMap;
}

private double score(TreeSet<String> set) {

boolean flag = true;
String[] pukes = set.toArray(new String[set.size()]);
for (int i = 0; i < pukes.length - 1; i++) {
int point1 = this.getPoint(pukes[i].substring(2));
int point2 = this.getPoint(pukes[i + 1].substring(2));
if (point1 - point2 != -1) {
flag = false;
break;
}
}

if (flag) {
return 5.0 + this.getPoint(pukes[4].substring(2)) * 0.01;
}

int point1 = this.getPoint(pukes[0].substring(2));
int point2 = this.getPoint(pukes[1].substring(2));
int point3 = this.getPoint(pukes[2].substring(2));
int point4 = this.getPoint(pukes[3].substring(2));
int point5 = this.getPoint(pukes[4].substring(2));
// 四张相同的卡
if (point1 == point4 || point2 == point5) {
return 4.0 + this.getPoint(pukes[2].substring(2)) * 0.01;
}
// 三张相同的卡
if (point1 == point3 || point2 == point4 || point3 == point5) {
return 3.0 + this.getPoint(pukes[2].substring(2)) * 0.01;
}
// 两对两张相同的卡
if (point1 == point2 && point3 == point4) {
return 2.0 + this.getPoint(pukes[2].substring(2)) * 0.01+ this.getPoint(pukes[0].substring(2)) * 0.0001+ this.getPoint(pukes[4].substring(2)) * 0.000001;
}
if (point1 == point2 && point5 == point4) {
return 2.0 + this.getPoint(pukes[3].substring(2)) * 0.01+ this.getPoint(pukes[0].substring(2)) * 0.0001+ this.getPoint(pukes[2].substring(2)) * 0.000001;
}
if (point3 == point2 && point5 == point4) {
return 2.0 + this.getPoint(pukes[3].substring(2)) * 0.01+ this.getPoint(pukes[1].substring(2)) * 0.0001+ this.getPoint(pukes[0].substring(2)) * 0.000001;
}
// 两张相同卡
if (point1 == point2) {
return 1.0+this.getPoint(pukes[0].substring(2))*0.01+this.getPoint(pukes[4].substring(2))*0.0001+this.getPoint(pukes[3].substring(2))*0.000001+this.getPoint(pukes[2].substring(2))*0.00000001;
}
if (point2 == point3) {
return 1.0+this.getPoint(pukes[1].substring(2))*0.01+this.getPoint(pukes[4].substring(2))*0.0001+this.getPoint(pukes[3].substring(2))*0.000001+this.getPoint(pukes[0].substring(2))*0.00000001;
}
if (point3 == point4) {
return 1.0+this.getPoint(pukes[2].substring(2))*0.01+this.getPoint(pukes[4].substring(2))*0.0001+this.getPoint(pukes[1].substring(2))*0.000001+this.getPoint(pukes[0].substring(2))*0.00000001;
}
if (point4 == point5) {
return 1.0+this.getPoint(pukes[3].substring(2))*0.01+this.getPoint(pukes[2].substring(2))*0.0001+this.getPoint(pukes[1].substring(2))*0.000001+this.getPoint(pukes[0].substring(2))*0.00000001;
}

return this.getPoint(pukes[4].substring(2))*0.01+this.getPoint(pukes[3].substring(2))*0.0001+this.getPoint(pukes[2].substring(2))*0.000001+this.getPoint(pukes[1].substring(2))*0.00000001+this.getPoint(pukes[0].substring(2))*0.0000000001;
}

public void init() {

while (true) {
this.createPuke();
this.sortedPuke();
this.createPlayer();
if (flag) {
this.showPuke();
this.getScoreWinner();
System.out.println("是否继续进行游戏？Y/N");
Scanner scan = new Scanner(System.in);
String idea = scan.nextLine().toUpperCase();
if (idea.equals("Y")) {
pukeList.clear();
map.clear();
this.init();
} else {
System.out.println("拜拜，下次见哦！");
System.exit(0);
}
}
}
}

public static void main(String[] args) {
new ShowHand().init();
}
}

问题及解决方案、心得体会：

通过本次实践 对java应用更加熟练，特别是集合框架的运用，set的无序，不可重复性,list的有序，可重复性,map的key-value对,各自特点了解更为深刻。提高了个人能力！