自我练习V

package tx;

import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Scanner;

public class GameMain {

	public static void main(String[] args) throws IOException {
		Scanner scanner = new Scanner(System.in);
		
		//申请一个内存空间用来保存英雄 
		//创建list
		//List list = new ArrayList();//多态向下转型
		List list=HonronUtil.readFromFile();
		Map map = new HashMap();
		
		//Honron honron = null ;
		//
			System.out.println("--------------欢迎使用V 1.0 英雄在线管理系统------------------");
			System.out.println("                         功能菜单如下 ");
			System.out.println("--1.查询所有英雄");
			System.out.println("--2.增加英雄");
			System.out.println("--3.英雄pk");
			System.out.println("--4.退出系统");
			System.out.println("--5.英雄删除");
			System.out.println("--6.一键清空英雄");
			System.out.println("--7.注册");
			System.out.println("--8.登录");
			System.out.println("--9.管理员登陆");
			System.out.println("--提示：请输入序号进行下一步操作！");
			String cmd =scanner.next();
			boolean startGame=true;
			boolean inputIn = false;//等待输入,状态 true 可以接受参数继续操作
			while (startGame) {
				if(cmd.equals("1")) {
					//System.out.println("英雄名称:"+honron.getName()+"攻击力："+honron.getGongjili());
					//System.out.println("该功能暂未上线！");
					//list.size() 集合的长度
					if(list.size()>1) {
						for(int i=0;i< list.size();i++) {
							Honron honron = (Honron) list.get(i);//从集合中遍历
							System.out.println("英雄名称:"+honron.getName()+"攻击力："+honron.getGongjili());
						}
					}else {
						System.out.println("暂无信息");
					}
					
					
					inputIn = true;//改变输入状态
				}else if(cmd.equals("2")) {
					//增加英雄
					//创建一个英雄
					System.out.println("请输入英雄名称：");
					String hname =scanner.next();
					boolean isname= false;
					//判断英雄名称是否存在
					for (int i =0; i < list.size(); i++) {
						Honron honron = (Honron) list.get(i);//获取集合中保存的英雄对象
						if(hname.equals(honron.getName())) {//说明已经存在重复名称英雄
							System.out.println("名称已经存在请从新操作！");
							isname = true;
							break;
						}
					}
					if(!isname) {
						System.out.println("请输入英雄攻击力：");
						int gongjili = scanner.nextInt();
						Honron honron =new Honron();
						honron.setName(hname);
						honron.setGongjili(gongjili);
						list.add(honron);//把英雄存储到list内存中
						System.out.println("添加英雄成功！");
					}else {
						System.out.println("请输入菜单命令，继续操作！");
					}
					
					inputIn = true;
				}else if(cmd.equals("3")) {
					System.out.println("该功能暂未上线！");
					inputIn = true;
				}else if(cmd.equals("4")) {
					startGame = false;
					inputIn = false;
					System.out.println("欢迎下一次使用！");
				}
				else if(cmd.equals("5")) {
					System.out.println("输入需要删除英雄编号");
					//接受输入的英雄编号
					String id = scanner.next();
					//在list中移除英雄
					
						//转换接收到的英雄编号
					int honnor = Integer.parseInt(id)-1;
					list.remove(honnor);//操作移除英雄
					HonronUtil.writeToFile(list);
					startGame = true;
					inputIn = true;
				}else if(cmd.equals("6")) {
					list.clear();//清空集合
					System.out.println("清空英雄成功！");
					startGame = true;
					inputIn = true;
				}else if(cmd.equals("7")) {//普通用户注册
					
					System.out.println("注册普通用户");
					
					System.out.println("请输入用户名：");
					String name= scanner.next();
					System.out.println("请输入密码：");
					String pwd1= scanner.next();
					System.out.println("请再次输入密码：");
					String pwd2= scanner.next();
					//判断map中是否已经存在
					if(map.containsKey(name)) {
						System.out.println("该用户已被注册，你来晚一步！");
						
					}else {
						if(pwd1.equals(pwd2)) {//两次输入的密码是否一致
							map.put(name, pwd2);//往map中增加元素内容
							System.out.println("欢迎"+name+"注册成功");
						}else {
							System.out.println("两次输入的密码不一致！");
						}
					}
					startGame = true;
					inputIn = true;
				}else if(cmd.equals("8")) {
					
					System.out.println("普通用户登录");
					System.out.println("请输入用户名：");
					String name= scanner.next();
					System.out.println("请输入密码：");
					String pwd1= scanner.next();
					String pdwMap= (String) map.get(name);
					if(pwd1.equals(pdwMap)) {
						System.out.println("欢迎"+name+"登陆成功！");
					}else {
						System.out.println("账号或者密码错误！");
					}
					startGame = true;
					inputIn = true;
				}else if(cmd.equals("9")) {
					//用户名密码是 admin  1234
					String username = scanner.next();
					System.out.println("请输入密码");
					String password = scanner.next();
					if(username.equals("admin")  && password.equals("1234")) {
						System.out.println("管理员登陆成功");
					}
					
					
					startGame = true;
					inputIn = true;
				}
				if(inputIn) {
					cmd	=scanner.next();			
				}
			}
			
			
			
		//}
		
		
		

	}

}

package tx;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;

public class HonronUtil {
	public static List readFromFile() {
		List honors = null;
		try {

			FileInputStream fileInputStream = new FileInputStream("D:\\mk.txt");

			ObjectInputStream objectInputStream = new ObjectInputStream(
					fileInputStream);
			honors = (List) objectInputStream.readObject();

			if (honors == null) {
				honors = new ArrayList();
			} else {

			}

			objectInputStream.close();
			fileInputStream.close();
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();

		}
		return honors;

	}

	public static void writeToFile(List list) throws IOException {
		// TODO Auto-generated method stub

		FileOutputStream outputStream = new FileOutputStream("D:\\mk.txt");

		ObjectOutputStream objectOutputStream = new ObjectOutputStream(
				outputStream);

		objectOutputStream.writeObject(list);
		objectOutputStream.close();
		outputStream.close();

	}

	public static void main(String[] args) throws IOException {

		List list = new ArrayList();
		writeToFile(list);
	}

}