atm.rar_atm_java ATM 模拟_java ATM_模拟atm取款机

import java.io.*; /*该类为实现客户信息及部分功能*/ class Account { private String code =null; //信用卡号 private String name =null; //客户姓名 private String password=null; //客户密码 private double money =0.0; //卡里金额 /********************/ public Account(String code,String name,String password,double money) { this.code=code; this.name=name; this.password=password; this.money=money; } protected String get_Code() { return code; } protected String get_Name() { return name; } protected String get_Password() { return password; } public double get_Money() { return money; } /*得到剩余的钱的数目*/ protected void set_Balance(double mon) { money -= mon; } } /**********实现具体取款机功能*********/ class ATM { Account act; // private String name; // private String pwd; public ATM() { act=new Account("000000","Devil","123456",50000); } /***********欢迎界面***********/ protected void Welcome() { String str="---------------------------------"; System.out.print(str+"\n"+ "欢迎使用Angel模拟自动取款机程序.\n"+str+"\n"); System.out.print(" 1.>取款."+"\n"+ " 2.>查询信息."+"\n"+ " 3.>密码设置."+"\n"+ " 4.>退出系统."+"\n"); } /**********登陆系统**********/ protected void Load_Sys() throws Exception { String card,pwd; int counter=0; BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); do { System.out.println("请输入您的信用卡号:"); card=br.readLine(); System.out.println("请输入您的密码:"); pwd=br.readLine(); if(!isRight(card,pwd)) { System.out.println("您的卡号或密码输入有误."); counter++; } else SysOpter(); }while(counter<3); Lock_Sys(); } /**********系统操作**********/ protected void SysOpter() throws Exception { int num; BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); System.out.println("请选择您要操作的项目(1-4):"); num=br.read(); //num为ASICC码转换的整数 switch(num) { case 49: BetBalance(); break; case 50: Inqu_Info(); break; case 51: Set_Password(); break; case 52: Exit_Sys(); break; } System.exit(1); } /**********信息查询**********/ protected void Inqu_Info() { System.out.print("---------------------\n"+ act.get_Code()+"\n"+ act.get_Name()+"\n"+ act.get_Money()+"\n"+ "-----------------------"); } /**********取款**********/ public void BetBalance() throws Exception { String str=null,str1; BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); do { System.out.println("请输入您要取的数目:"); str=br.readLine(); str1=String.valueOf(act.get_Money()); if(str.compareTo(str1)>0) { System.out.println("超过已有的钱数,请重新输入您要取的数目:"); } else { /*操作成功*/ // act.set_Balance(str); System.out.println("取款成功,请收好您的钱."); Welcome(); SysOpter(); } }while(true); } /**********判断卡内是否有钱**********/ protected boolean isBalance() { if(act.get_Money()<0) { // System.out.println("对不起,您的钱数不够或卡已透支."); return false; } return true; } /********卡号密码是否正确******/ protected boolean isRight(String card,String pwd) { if(act.get_Code().equals(card) && act.get_Password().equals(pwd)) return true; else return false; } /**********密码修改**********/ protected void Set_Password() throws Exception { String pwd=null; int counter=0; BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); do { System.out.println("请输入旧密码:"); pwd=br.readLine(); if(act.get_Password().equals(pwd)) { do { System.out.println("请输入新密码:"); String pwd1=br.readLine(); System.out.println("请再次输入新密码:"); String pwd2=br.readLine(); if(!pwd1.equals(pwd2)) { System.out.println("两次输入不一致,请再次输入."); } else { System.out.println("密码修改成功,请使用新密码."); Welcome(); SysOpter(); } }while(true); } }while(counter>3); } /**********锁定机器**********/ protected void Lock_Sys() { System.out.println("对不起,您的操作有误,卡已被没收."); System.exit(1); } /**********结束系统**********/ protected void Exit_Sys() { System.out.println("感谢您使用本系统,欢迎下次在来,再见!"); System.exit(1); } } public class Text { public static void main(String[] args) throws Exception { ATM atm=new ATM(); atm.Welcome(); atm.Load_Sys(); // atm.Exit_Sys(); } }