编写储蓄账户类及测试类,模拟存款,参考以下运行方式:(刚开始学,代码简陋,望大神指点)
(1)新开5个储蓄账户,各储蓄账户的编号、户名在新开储蓄账户时初始化,假设每位用户新开储蓄账户时都存入了一笔钱。
(2)提示用户从键盘输入储蓄账户编号。
(3)若输入的储蓄账户编号与新开的5个储蓄账户编号之一匹配,则提示用户从键盘输入存款金额,存款金额必须大于0,否则显示错误提示,直到用户输入的存款金额大于0为止。
(4)相应储蓄账户的余额被更新。
(5)存款完成后,提示存款成功,显示该储蓄账户的编号、户名、余额。
(6)若输入的储蓄账户编号与新开的5个储蓄账户编号均无法匹配,显示错误提示,并询问是否还要继续存款。
(7)用户输入yes,继续执行步骤(2),否则显示退出
Account.java
package 银行储蓄;
import java.util.Scanner;
public class Account {
public int ID;
public String name;
public double money=10000;
public int yourAccount;
Scanner read=new Scanner(System.in);
public Account(int ID,String name,double money) {
this.ID=ID;
this.name=name;
this.money=money;
}
//存钱
public void saveMoney(double m) {
if(money<=0)System.out.println("存款金额必须大于0"+"\n");
else {
this.money+=m;
System.out.println("存款成功"+"\n");
System.out.println("账号:"+this.ID+"\n"+"姓名:"+this.name+"\n"+"余额:"+this.money+"\n");
}
}
//取钱
public void getMoney(double m) {
if(m>this.money) System.out.println("您的账号余额已不足"+"\n");
else{
System.out.println("您已经成功取出"+m+"\n");
this.money-=m;
System.out.println("账号:"+this.ID+"\n"+"姓名:"+this.name+"\n"+"余额:"+this.money+"\n");
}
}
//判断两个账号是否一致
public void display(int yourAccount,int ID) {
if(yourAccount==ID) {
double m;
System.out.println("请输入您的存款"+"\n");
m=read.nextDouble();
this.saveMoney(m);
System.out.println("请输入您要取出的金额"+"\n");
m=read.nextDouble();
this.getMoney(m);
}
}
}
Blank.java
package 银行储蓄;
import java.util.*;
public class Blank {
public static void main(String []args) {
int yourAccount;
double money;
int text;
Account A1=new Account(1001,"陈某某",10000); //初始化五个账号类型
Account A2=new Account(1002,"李某某",10000);
Account A3=new Account(1003,"张某某",10000);
Account A4=new Account(1004,"魏某某",10000);
Account A5=new Account(1005,"吴某某",10000);
System.out.println("请输入您的账号:"+"\n");
Scanner read=new Scanner(System.in);
yourAccount=read.nextInt();
A1.display(yourAccount, 1001);
A2.display(yourAccount, 1002);
A3.display(yourAccount, 1003);
A4.display(yourAccount, 1004);
A5.display(yourAccount, 1005);
if(yourAccount!=1001&&yourAccount!=1002&&yourAccount!=1003&&yourAccount!=1004&&yourAccount!=1005) {
System.out.println("本银行不存在该账户,如果您想继续存款,请输入1,退出请输入2!");
text=read.nextInt();
if(text==1){
System.out.println("请输入您的账号:");
yourAccount=read.nextInt();
A1.display(yourAccount, 1001);
A2.display(yourAccount, 1002);
A3.display(yourAccount, 1003);
A4.display(yourAccount, 1004);
A5.display(yourAccount, 1005);
System.out.println("您已经退出本系统,欢迎您下次使用!");
}
if(text==2) System.out.println("您已经退出本系统,欢迎您下次使用!");
}
}
}