public class Test {
 public static void main(String[] args) {
  BookTicket bookTicket = new BookTicket();
  bookTicket.init();
 }
}

import java.util.Scanner;
public class BookTicket {
 //主界面类
 Movie[] movie = new Movie[3];
 LoginReg loginReg = new LoginReg();
 Scanner input = new Scanner(System.in);
 void movieInformation()// 内部电影信息
 {
  movie[0] = new Movie();
  movie[0].number = "S1124";
  movie[0].movieName = "雷神3：诸神黄昏";
  movie[0].movieTime = "2017-11-03大陆上映";
  movie[0].moviePrice = 70;
  movie[1] = new Movie();
  movie[1].number = "S1125";
  movie[1].movieName = "全球风暴";
  movie[1].movieTime = "2017-10-27大陆上映";
  movie[1].moviePrice = 80;
  movie[2] = new Movie();
  movie[2].number = "S1126";
  movie[2].movieName = "东方快车谋杀案";
  movie[2].movieTime = "2017-11-10大陆上映";
  movie[2].moviePrice = 90;
 }
 void interFace()// 订票界面
 {
  System.out.println("\t\t\t∞∞∞∞∞∞∞∞∞∞∞∞∞∞∞");
  System.out.println("\t\t\t 订 票 系 统");
  System.out.println("\t\t\t∞∞∞∞∞∞∞∞∞∞∞∞∞∞∞");
  System.out
    .println("------------------------------------------------------------------------------");
  System.out.println("电影编号\t\t电影名\t\t上映时间\t\t电影票价");
  System.out.println(movie[0].number + "\t\t" + movie[0].movieName + "\t\t"+ movie[0].movieTime + "\t" + "$" + movie[0].moviePrice);
  System.out.println(movie[1].number + "\t\t" + movie[1].movieName + "\t\t"+ movie[1].movieTime + "\t" + "$" + movie[1].moviePrice);
  System.out.println(movie[2].number + "\t\t" + movie[2].movieName + "\t\t"+ movie[2].movieTime + "\t" + "$" + movie[2].moviePrice);
  System.out
    .println("------------------------------------------------------------------------------");
 }
 void login()// 登陆、注册
 {
  System.out.println("1.登陆\t\t2.注册");
  Scanner input = new Scanner(System.in);
  int logReg = input.nextint();
  switch (logReg) {
   case 1:
     if (loginReg.login() == 0)
     login();
   break;
   case 2:
     loginReg.reg();
   login();
   break;
   default:
     System.out.println("输入错误");
   login();
  }
 }
 void booking()// 订票
 {
  Boolean con = true;
  int index = 0;
  int[] flag = { -1, -1, -1 };
  do {
   System.out.println("\t\t欢迎订票");
   System.out.println("请输入电影编号(注意字母大写)");
   String odd = input.next();
   for (int i = 0; i < movie.length; i++) {
    if (movie[i].number.equals(odd)) {
     flag[index] = i;
     break;
    }
   }
   if (flag[index] == -1) {
    System.out.println("\t\t编号输入错误（找不到您要的电影）");
   } else {
    System.out.println("\t\t订票成功");
    System.out.println("电影编号\t电影名\t\t上映时间\t\t电影票价");
    System.out.println(movie[flag[index]].number + "\t\t"
       + movie[flag[index]].movieName + "\t"
       + movie[flag[index]].movieTime + "\t\t" + "$"
       + movie[flag[index]].moviePrice);
    index++;
   }
   System.out.println("是否需要继续订票（Y/N）");
   String yesNo = input.next();
   if (yesNo.equals("N"))
     con = false;
   if (index >= 3) {
    System.out.println("已经没有可预订的票");
    con = false;
   }
  }
  while (con);
  int add = 0;
  int sign = 0;
  for (index = 0; index < 3; index++) {
   if (flag[index] != -1) {
    add += movie[flag[index]].moviePrice;
    sign++;
   }
  }
  System.out.println("你一共订了" + sign + "张票" + "一共￥" + add + "元");
 }
 void init() {
  movieInformation();
  // 电影信息录入
  interFace();
  // 界面
  login();
  // 用户登陆、注册
  booking();
  // 订票
 }
}

import java.util.Scanner;
public class LoginReg {
 //登陆，注册类
 final int INIT = 1024;
 User[] user = new User[INIT];
 Scanner input = new Scanner(System.in);
 void reg()//用户注册
 {
  int flag = 0;
  System.out.println("\t欢 迎 注 册");
  System.out.println("用户名");
  for (int i = 0;i < INIT;i++)
   {
   if(user[i]==null)
     {
    user[i] = new User();
    user[i].name = input.next();
    flag = i;
    break;
   }
  }
  System.out.println("密码");
  user[flag].password = input.next();
  System.out.println("\t恭 喜 您！注 册 成 功");
 }
 int login()//用户登陆
 {
  int flag = 0;
  System.out.println("\t欢 迎 登 陆");
  System.out.println("用户名");
  String n1 = input.next();
  System.out.println("密码");
  String n2 = input.next();
  for (int i = 0;i < INIT;i++)
   {
   if(user[i]!=null)
     {
    if(user[i].name.equals(n1) && user[i].password.equals(n2))
      {
     flag = 1;
     break;
    }
   }
  }
  switch(flag)
   {
   case 0:
     System.out.println("登陆失败");
   System.out.println("是否重新登录（Y/N）");
   String instr = input.next();
   if(instr.equals("Y"))
     login();
   break;
   case 1:
     System.out.println("登陆成功");
   break;
  }
  return flag;
 }
}

public class User { //用户类
 String name;// 用户名
 String password;//密码 
 }

public class Movie { //电影类
 String number;
 String movieName;
 String movieTime;
 int moviePrice;
 }