【正文】 d,double money){} public String getCode(){//取得卡號return code。} public String getName(){//取得名字return name。} /*** 取得密碼 * @return */public String getPassword(){ } /*** 重置秘密的方法 */public void changePassword(String pwd){ }public double getMoney(){//取得余額return money。} /*** 得到剩余的錢的數目 */private void setBalance(double mon){ } money= mon。password = pwd。return password。=code。=name。=password。=money。 = “123456”。 = “123456”。} /** * 取款設置 * 若成功顯示余額 * 不成功顯示提示信息 */public String withdrawMoney(double money){ String str = null。if(moneyif(getMoney()str=“余額為負數!”。}else if(moneyif((money%100!=0)||(money=5000)){//取錢數為100的倍數 str= “取款數目須是一百的整數倍!”。}else{setBalance(money)。str = “取款成功：余額為”+getMoney()。} 或不大于5000}else{str = “余額不足!”。}} return str。} /** * 存款設置 * 若成功顯示余額 * 不成功顯示提示信息 */public String depositMoney(double money){} String str = null。if(moneypackage 。import 。import .*。import .*。import .*。@SuppressWarnings(“serial”)public class ChangePassword extends Frame implements ActionListener{Panel panel1 = new Panel()。Panel panel2 = new Panel()。Panel panel3 = new Panel()。Panel panel = new Panel()。//TextField tf4,tf5,tf6。JPasswordField tf4,tf5,tf6。Button button。Account act。ChangePassword(String s,Account act){super(s)。=act。tf4 = new JPasswordField(6)。tf5 = new JPasswordField(6)。tf6 = new JPasswordField(6)。button = new Button(“確定”)。(this)。/*建立新密碼*/(new Label(“請輸入你的舊密碼:”))。(tf4)。(new Label(“請輸入你的新密碼:”))。(tf5)。(new Label(“請再次輸入新密碼:”))。(tf6)。(button)。(panel1)。(panel2)。(panel3)。(panel)。setLayout(new GridLayout(4,1))。setBounds(200,200,300,200)。(true)。/*** 窗口事件, 判斷窗口是否關閉 */(new WindowAdapter(){ public void windowClosing(WindowEvent e){(0)。}}} })。/*** 判斷事件源，看條件是否成立再修改密碼 */public void actionPerformed(ActionEvent e){ if(()==button){ String pwd2,pwd3,pwd4,pwd1。char [] p2,p3,p4。pwd1 = ()。p2=()。p3=()。p4=()。pwd2 = new String(p2)。pwd3 = new String(p3)。pwd4 = new String(p4)。if((pwd1)){if((pwd4)){//判斷兩次輸入的新密碼是個匹配(pwd3)。//啟用新的密碼 dispose()。(this, “修改密碼成功!”)。new Selection(“選擇”,act)。//返回選擇服務窗口 }else{ (true)。dispose()。(this, “兩次輸入要修改的密碼不同, new Selection(”選擇“,act)。}(false)。dispose()。(this, ”輸入密碼錯誤,更新密碼失更新密碼失敗!“)。}else{ 敗!”)。new Selection(“選擇”,act)。} } }GetBalance類：package 。import .*。import .*。import .*。import .*。@SuppressWarnings(“serial”)public class GetBalance extends Frame implements ActionListener{Box baseBox, box1,box2。Button button。TextField tf。Account act。public GetBalance(String s,Account act){//構造函數super(s)。}public void actionPerformed(ActionEvent e){double money。String str = null。/** 取款判定 */ =act。button=new Button(“確定”)。Panel panel = new Panel()。Panel panel1 = new Panel()。tf = new TextField(6)。(new GridLayout(2,1))。(new Label(“請輸入你想取錢的數目”))。(tf)。(button)。(panel1)。(panel)。(this)。(new WindowAdapter(){public void windowClosing(WindowEvent e){ }(0)。})。setBounds(200,200,300,200)。(true)。if(().toString().equals(“)){ str = ”取款數目不能為空!“。}else{} money = (().toString())。str = (money)。(this, str,”取款提示信息“,)。} (false)。new Selection(”選擇服務“,act)。}Query類：package 。import .*。import .*。import .*。@SuppressWarnings(”serial“)public class Query extends Frame implements ActionListener{Button button。Account act。public Query(String s,Account act){//構造函數super(s)。 = act。button=new Button(”確定“)。Panel panel1 = new Panel()。Panel panel = new Panel()。(new Label(”你的余額為： “ + ()))。//查詢余額的方法(panel1)。(panel)。(this)。(button)。(new GridLayout(2,1))。(new WindowAdapter(){ public void windowClosing(WindowEvent e){}}}(0)。})。setBounds(200,200,200,150)。setVisible(true)。public void actionPerformed(ActionEvent e){} if(()==button){ dispose()。new Selection(”選擇服務“,act)。//返回選擇服務窗口} Selection類：package 。import .*。import .*。import .*。@SuppressWarnings(”serial“)public class Selection extends Frame implements ActionListener{Button buttonCUN,buttonQU,buttonCHA,buttonTUI,buttonGAI。Panel p1 = new Panel()。Panel p2 = new Panel()。Panel p3 = new Panel()。Panel p4 = new Panel()。Panel p5 = new Panel()。Panel p = new Panel()。Account act。public Selection(){} public Selection(String s,Account act){super(s)。=act。(null)。(new GridLayout(6,1))。(new Label(”請選擇你要的服務“))。(p)。buttonCUN = new Button(” 存 款 “)。(buttonCUN)。(p1)。buttonQU = new Button(” 取 款 “)。(buttonQU)。/*各種服務功能*/} (p2)。buttonCHA = new Button(” 查詢余額 “)。(buttonCHA)。(p3)。buttonTUI = new Button(” 退 出 “)。(buttonTUI)。(p4)。buttonGAI = new Button(” 修改密碼 “)。(buttonGAI)。(p5)。(new WindowAdapter(){public void windowClosing(WindowEvent e){ (0)。} })。(this)。(this)。(this)。(this)。(this)。setBounds(150,150,300,200)。setVisible(true)。validate()。public void actionPerformed(ActionEvent e){if(()==buttonCUN){//存款dispose()。new SetBalance(”存款款“,act)。}else if(()==buttonQU){//取款dispose()。new GetBalance(”取款“,act)。}else if(()==buttonCHA){//查詢余額dispose()。new Query(”查詢余額“,act)。}else if(()==buttonTUI){//退出(0)。dispose()。}} }else if(()==buttonGAI){//修改密碼dispose()。new ChangePassword(”修改密碼“,act)。} SetBalance類：package 。import .*。import .*。import .*。import .*。@SuppressWarnings(”serial“)public class SetBalance extends Frame implements ActionListener{Box baseBox, box1,box2。Button button。TextField tf。Account act。public SetBalance(String s,Account act){//構造函數super(s)。}public void actionPerformed(ActionEvent e){ =act。button=new Button(”確定“)。Panel panel = new Panel()。Panel panel1 = new Panel()。tf = new TextField(6)。(new GridLayout(2,1))。(new Label(”請輸入你想存款的數目“))。(tf)。(button)。(panel1)。(panel)。(this)。(new WindowAdapter(){public void windowClosing(WindowEvent e){ }(0)。})。setBounds(200,200,300,200)。(true)。double money。String str = null。if(().toString().equals(”“)){ str = ”存款數目不能為空!“。}else{} money = (().toString())。str = (money)。(this, str,”存款提示信息“,)。} dispose()。(false)。new Selection(”選擇服務“,act)。} WindowBox類：package 。import 。import .*。import .*。import .*。/*** 登陸頁面首窗口 */@SuppressWarnings(”serial“)public class WindowBox extends Frame implements ActionListener{box1= ()。(new Label(”請輸入您的卡號“))。//輸入卡號 ((8))。(new Label(”請輸入您的密碼“))。//輸入密碼 box2=()。Box baseBox,box1,box2。TextField tf1。JPasswordField tf2。Button button1。Button button2。public WindowBox(String s){//構造方法super(s)。tf1 = new TextField(6)。tf2 = new JPasswordField(6)。} (tf1)。((8))。(tf2)。baseBox=()。(box1)。((10))。(box2)。add(baseBox)。button1= new Button(”確定“)。//加入按鈕 (this)。add(button1)。button2 = new Button(”退卡“)。//退卡按鈕 (this)。add(button2)。setLayout(new FlowLayout())。/*監(jiān)聽器*/(new WindowAdapter(){public void windowClosing(WindowEvent e){ (0)。} })。setBounds(120,125,300,200)。setVisible(true)。public void actionPerf