bankaccount.java

设计一个银行账户类

package BankAccount;

import java.text.SimpleDateFormat;
import java.util.*;

public class BankAccount {

	
	String accountNumber;// 账号
	String name;// 储户姓名
	SimpleDateFormat date;// 开户时间
	String ID;// 身份证号码
	double outstand;// 存款余额

	public void deposit(double money) {// 存款
		this.outstand += money;
		System.out.println("存款成功，你的余额还有"+this.outstand+"yuan");
	}

	public boolean draw(double money) {// 取款，如果成功返回true,如果失败返回false
		boolean result = false;
		if (money > outstand) {
			System.out.println("您取的钱超过了您的存款余额");
			result = false;
		} 
		else {
			this.outstand -= money;
			System.out.println("取款成功");
			result = true;
		}
		return result;

	}
	public void balanceInquiries(double money){
		this.outstand=money;
		System.out.println("你的账户还有："+this.outstand+"yuan");
		
	}
	public void show(String number){
		this.accountNumber=number;
		System.out.println("你的账号为："+this.accountNumber);
	}
	public static void main(String[] args){
		BankAccount b=new BankAccount();//知道了
		Scanner scanner=new Scanner(System.in);
		System.out.println("请输入你的账号：");
		b.accountNumber=scanner.next();
		System.out.println("请输入你的姓名：");
		b.name=scanner.next();
		//System.out.println("你的开户时间：");
		Date d=new Date();
		SimpleDateFormat formatDate = new SimpleDateFormat("yyyy-MM-dd");
		String str=formatDate.format(d);
		System.out.println("你的开户时间："+str);
		System.out.print("你的身份证号：");
		System.out.println("220555198805050555");
		System.out.print("你的存款余额：");
		b.outstand=scanner.nextDouble();
		System.out.println("你存款数目：");
		double a;
		a=scanner.nextDouble();
		b.deposit(a);
		System.out.println("你想要取款的数目：");
		double f=scanner.nextDouble();
		b.draw(f);
		b.balanceInquiries(b.outstand);
		b.show(b.accountNumber);
	 }

	/*
	 * public String accountId;
	 * 
	 * public double leftmoney;
	 * 
	 * public String getAccountId() { return accountId; }
	 * 
	 * public void setAccountId(String accountId) { this.accountId = accountId;
	 * }
	 * 
	 * public double getLeftmoney() { return leftmoney; }
	 * 
	 * public void setLeftmoney(double balance) { this.leftmoney = balance; }
	 * 
	 * public BankAccount() {
	 * 
	 * }
	 * 
	 * public BankAccount(String accountId, double balance) { super();
	 * this.accountId = accountId; this.leftmoney = balance; }
	 * 
	 * public void savemoney(double money){ this.leftmoney += money; }
	 * 
	 * public void getmoney(double money){ if(money <= leftmoney){ leftmoney -=
	 * money; }else{ System.out.println("只能取：" + leftmoney); } }
	 * 
	 * public static void main(String[] args){ BankAccount ba = new
	 * BankAccount("888123",1000); ba.savemoney(21000);
	 * System.out.println("存入21000元后余额为：" + ba.getLeftmoney());
	 * ba.getmoney(11500); System.out.println("取出11500元后余额为：" +
	 * ba.getLeftmoney()); }
	 */
}