java面向对象设计atm代码_使用Java语言进行面向对象设计:ATM柜员机模拟程序

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import java.awt.*;

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e68a84e8a2ad3231313335323631343130323136353331333264643164");

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余额不足，请重新输入:";

String str11="\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=0;count

{

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

{

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=0;count

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=0;count

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);

}

}

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