import java.awt.event.*
import javax.swing.*
public class AtmSystem extends JFrame implements ActionListener
{
private JPanel buttonPanel=new JPanel()
private JPanel area1Panel=new JPanel()
private JPanel area2Panel=new JPanel()
private JTextField note=new JTextField(33)
private JButton buttons[]
private JButton dot = new JButton(".")
private JButton doublezero = new JButton("00")
private JButton ok = new JButton("确定")
private JButton exit = new JButton("退出")
private JButton cancel = new JButton("取消")
private JButton change=new JButton("更正")
private JButton getmoney = new JButton("取款")
private JButton search = new JButton("查询余额")
private JButton changekey = new JButton("修改密码")
private JButton putmoney= new JButton("存款")
private boolean flag0, flag1, flag2,flag3,flag4
int status=0
int k,s,k1
String str1="\t欢迎使用ATM柜员机!"
String str2="\t请输入用户名:"
String str3="\t请输入密码:"
String str4="\t请输入取款金额:"
String str5="\t请输入存款金额:"
String str6="\t请输入新密码:"
String str7="\t您的余额为:"
String str8="\t用户名错误，请重新输入:"
String str9="\t密码错误，请重新输入:"
String str10="\t余额烂闭亩不态兆足，请重新输入:"
String str11="\饥森t密码修改成功!"
String store1="",store2=""
double moneysum=10000
double getMoney
String username="123456"
String password="123456"
public AtmSystem()
{
super("ATM柜员机")
Container container=getContentPane()
buttons=new JButton[10]
dot.addActionListener(this)
doublezero.addActionListener(this)
change.addActionListener(this)
cancel.addActionListener(this)
ok.addActionListener(this)
exit.addActionListener(this)
changekey.addActionListener(this)
putmoney.addActionListener(this)
getmoney.addActionListener(this)
search.addActionListener(this)
area2Panel.add(changekey)
area2Panel.add(putmoney)
area2Panel.add(getmoney)
area2Panel.add(search)
area2Panel.setLayout(new GridLayout(1,3))
container.add(area2Panel,BorderLayout.NORTH)
note.setText(str1)
note.setEditable(false)
area1Panel.add(note)
buttonPanel.setLayout(new GridLayout(4,4))
for(int count=0count<buttons.lengthcount++)
{
buttons[count]=new JButton(""+count)
buttons[count].addActionListener(this)
buttonPanel.add(buttons[count])
}
buttonPanel.add(doublezero)
buttonPanel.add(dot)
buttonPanel.add(change)
buttonPanel.add(cancel)
buttonPanel.add(ok)
buttonPanel.add(exit)
container.add(buttonPanel,BorderLayout.SOUTH)
container.add(area1Panel)
area1Panel.setVisible(true)
area2Panel.setVisible(false)
setSize(400,250)
setVisible(true)
}
public void actionPerformed(ActionEvent event)
{
JButton operation = (JButton) event.getSource()
if(operation==ok)
{
if(status==0)
{
note.setText(""+str2)
status=1
}
else if(flag4==true)
{
area2Panel.setVisible(true)
area1Panel.setVisible(false)
flag4=false
}
else if(status==1&&k==1)
{
note.setText(""+str3)
status=2
k=0
}
else if(status==1&&k==0)
{
note.setText(""+str8)
store1=""
}
else if(status==2&&k1==1)
{
k1=0
area1Panel.setVisible(false)
area2Panel.setVisible(true)
status=3
}
else if(status==2&&k1==0)
{
note.setText(""+str9)
store2=""
}
else if(status==3)
{
if(flag0==true)
{
getMoney=Double.valueOf(store1).doubleValue()
if(getMoney<moneysum)
{
area2Panel.setVisible(true)
area1Panel.setVisible(false)
flag0=false
moneysum=moneysum-getMoney
}
else
{
area2Panel.setVisible(false)
area1Panel.setVisible(true)
note.setText(""+str10)
store1=""
}
}
else if(flag1==true)
{
area2Panel.setVisible(true)
area1Panel.setVisible(false)
flag1=false
}
else if(flag2==true)
flag2=false
else if(flag3=true)
{
flag4=true
note.setText(""+str11)
password=store2
flag3=false
}
}
}
else if(operation==cancel)
{
if(status==1)
{
note.setText(""+str1)
status=0
store1=""
store2=""
}
else if(status==2)
{
note.setText(""+str2)
status=1
store1=""
store2=""
}
else if(status==3&&flag2)
{
area1Panel.setVisible(false)
area2Panel.setVisible(true)
flag2=false
store1=""
store2=""
}
else if(status==3&&flag0)
{
area1Panel.setVisible(false)
area2Panel.setVisible(true)
flag0=false
store1=""
store2=""
}
else if(status==3&&flag3)
{
area1Panel.setVisible(false)
area2Panel.setVisible(true)
flag3=false
store1=""
store2=""
}
}
else if(operation==change)
{
if(status==1)
{
note.setText(""+str2)
store1=""
store2=""
}
else if(status==2)
{
note.setText(""+str3)
store1=""
store2=""
}
else if(status==3&&flag2)
{
note.setText(""+str5)
store1=""
store2=""
}
else if(status==3&&flag0)
{
note.setText(""+str4)
store1=""
store2=""
}
else if(status==3&&flag3)
{
note.setText(""+str6)
store1=""
store2=""
}
}
else if(operation==doublezero&&status==3&&flag0==true)
{
note.setText(note.getText()+"00")
}
else if(operation==dot&&status==3&&flag0==true)
{
note.setText(note.getText()+".")
}
else if(operation==getmoney)
{
note.setText(""+str4)
area2Panel.setVisible(false)
area1Panel.setVisible(true)
store1=""
flag0=true
}
else if(operation==search)
{
note.setText(""+str7+moneysum)
area2Panel.setVisible(false)
area1Panel.setVisible(true)
flag1=true
}
else if(operation==putmoney)
{
note.setText(""+str5)
area2Panel.setVisible(false)
area1Panel.setVisible(true)
flag2=true
}
else if(operation==changekey)
{
note.setText(""+str6)
area2Panel.setVisible(false)
area1Panel.setVisible(true)
store2=""
flag3=true
}
else if(operation==exit)
{
note.setText(""+str1)
area2Panel.setVisible(false)
area1Panel.setVisible(true)
status=0
flag0=flag1=flag2=flag3=flag4=false
store1=""
store2=""
k=k1=s=0
}
else if(status==1||(status==3&&flag2==true)||(status==3&&flag0==true))
{
for(int count=0count<buttons.lengthcount++)
if (operation== buttons[count])
{
note.setText(note.getText() + count)
store1+=event.getActionCommand()
}
user(store1)
}
else if(status==2||(status==3&&flag3==true))
{
for(int count=0count<buttons.lengthcount++)
if (operation== buttons[count])
{
note.setText(note.getText()+ "*")
store2+=event.getActionCommand()
}
key(store2)
}
}
public void user(String load)
{
if(username.equals(load))
{
k=1
s=1
}
}
public void key(String load)
{
if(password.equals(store2))
{
k1=1
}
}
public static void main(String args[])
{
AtmSystem application=new AtmSystem()
application.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE)
}
}
import java.io.IOException
/**
* ATM机类
*
* 查看余额
*
* 取款
*
* 存款
*
* 退出系统
*
*
*
*/
public class ATM {
static double yue = 1200.00
public static void main(String[] arg) {
ATM localTest1 = new ATM()
localTest1.ATM_Operate()
}
/**
* ATM机的 *** 作
*/
private void ATM_Operate() {
System.out.println("欢中源亮迎使用中国工商银行ATM取款机")
System.out.println("1、查看余额 2、裂兆取款")
System.out.println("3、存款0、退出")
System.out.print("请输入您需要的服务:")
byte[] buffer = new byte[512]
try {
int count = System.in.read(buffer)// 返回实际读取的字节数
System.out.print("您输入的是:")
for (int i = 0i <counti++) {
System.out.print("" + (char) buffer[i])
}
if ((char) buffer[0] == '1') {
// 查看余额
System.out.println("您的余额是：￥" + yue + "元")
System.out.println()
ATM_Operate()
} else if ((char) buffer[0] == '2') {
// 取款
withdrawal()
System.out.println()
ATM_Operate()
} else if ((char) buffer[0] == '3') {
//卖宽 存款
deposit()
System.out.println()
ATM_Operate()
} else if ((char) buffer[0] == '0') {
// 退出
System.out.println("您已经成功退出系统，谢谢你的使用")
System.exit(0)
} else {
System.out.println("输入不合法，请重新输入")
System.out.println()
ATM_Operate()
}
} catch (IOException e) {
e.printStackTrace()
}
}
/**
* 取款
*
* @throws IOException
*/
private void withdrawal() throws IOException {
byte[] buffer = new byte[512]
System.out.print("请输入您要取出的金额:￥")
int count2 = System.in.read(buffer)// 返回实际读取的字节数
System.out.print("您输入的金额是:")
for (int i = 0i <count2 - 1i++) {
System.out.print("" + (char) buffer[i])
}
System.out.println()
// 字符0 ~ 9对应ASCII值48 ~ 57
boolean flag = false
for (int i = 0i <count2 - 1i++) {
if ((char) buffer[i] >47 &&(char) buffer[i] <58) {
if (i == count2 - 2) {
flag = true
}
} else {
// 输入的字符不是数值
System.out.println("输入不合法，请重新输入")
withdrawal()
break
}
}
System.out.println()
if (flag) {
System.out.print("您已成功取出￥:")
String num = ""
for (int i = 0i <count2 - 1i++) {
System.out.print("" + (char) buffer[i])
num += (char) buffer[i]
}
yue -= Double.valueOf(num)
System.out.print("，现在余额￥:" + yue)
}
}
/**
* 存款
*
* @throws IOException
*/
private void deposit() throws IOException {
byte[] buffer = new byte[512]
System.out.print("请输入您要存入的金额:￥")
int count2 = System.in.read(buffer)// 返回实际读取的字节数
System.out.print("您输入的金额是:")
for (int i = 0i <count2 - 1i++) {
System.out.print("" + (char) buffer[i])
}
System.out.println()
// 字符0 ~ 9对应ASCII值48 ~ 57
boolean flag = false
for (int i = 0i <count2 - 1i++) {
if ((char) buffer[i] >47 &&(char) buffer[i] <58) {
if (i == count2 - 2) {
flag = true
}
} else {
// 输入的字符不是数值
System.out.println("输入不合法，请重新输入")
withdrawal()
break
}
}
System.out.println()
if (flag) {
System.out.print("您已成功存入￥:")
String num = ""
for (int i = 0i <count2 - 1i++) {
System.out.print("" + (char) buffer[i])
num += (char) buffer[i]
}
yue += Double.valueOf(num)
System.out.print("，现在余额￥:" + yue)
}
}
}
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