bank_answer.zip_bank

package homework.bank; import java.util.Scanner; /** * 测试 * * @auther Teacher * @Date Aug 26, 2009 */ public class TestBank { public static void main(String[] args) throws Exception { Bank bank = new Bank("中国银行"); Scanner sc = new Scanner(System.in); int type = 0; Account account = null; while (true) { System.out.println(" 欢迎使用 " + bank + " 后台管理系统" + "\n1:注册 2：登录 3：退出"); String input = sc.next(); if ("1".equals(input)) { System.out.println("请输入要注册的银行卡类型1 or 2 >> 1:借记卡 2：信用卡"); input = sc.next(); String[] acc = new String[2]; if ("1".equals(input)) { type = 0; account = (DebitAccount) getAccount(type); } else if ("2".equals(input)) { type = 1; account = (CreditAccount) getAccount(type); } else { continue; } bank.register(account); System.out.println("新账户为: 卡号" + account); System.out.println("-----------本行所有账户--------------"); bank.printAll(); } else if ("2".equals(input)) { Account acc2 = null; for (;;) { System.out.println("请输入卡号:"); String idStr = sc.next(); long id = 0; try { id = Long.parseLong(idStr); } catch (NumberFormatException e) { System.out.println("卡号为数字类型，请输入数字！！"); continue; } System.out.println("请输入密码:"); String password = sc.next(); acc2 = bank.login(id, password); if (acc2 == null) { continue; } else { break; } } for (;;) { System.out.println(" 欢迎 " + acc2.getName() + " 使用银行管理系统" + "\n1:取款 2：存款 3:查询余额 4：修改密码 5:退出"); input = sc.next(); if ("1".equals(input)) { long id = acc2.getId(); System.out.println("请输入取款金额:"); String in = sc.next(); double money = Double.parseDouble(in); bank.withdraw(id, money); System.out.println(acc2.getName() + "的余额为：" + acc2.getBalance() + " 元"); } else if ("2".equals(input)) { long id = acc2.getId(); System.out.println("请输入存款金额:"); String in = sc.next(); double money = Double.parseDouble(in); bank.deposit(id, money); System.out.println(acc2.getName() + "的余额为：" + acc2.getBalance() + " 元"); } else if ("3".equals(input)) { System.out.println("您的卡号 : " + acc2 + " 余额为：" + acc2.getBalance() + " 元"); } else if ("4".equals(input)) { System.out.println("请输入当前密码 最多三次 ："); for (int i = 0; i < 3; i++) { input = sc.next(); if (!input.equals(acc2.getPassword())) { System.out.println("错误，请重新输入当前密码："); } else if (input.equals(acc2.getPassword())) { String password = ""; String[] acc = new String[2]; String[] arr = { "输入新密码", "重新输入新密码" }; for (int j = 0; j < arr.length; j++) { System.out.println("请" + arr[j]); password = sc.next(); acc[j] = password; if (j == 0) { continue; } if (acc[0].equals(acc[1])) { break; } else { System.out.println("两次密码不同，请重新输入！！"); j = j - 2; } } acc2.setPassword(password); System.out.println("恭喜你，修改成功，您的新密码为:" + password); break; } continue; } } else if ("5".equals(input)) { System.out.println("欢迎下次登录!再见!"); break; } } } else if ("3".equals(input)) { System.out.println("欢迎下次使用!再见!"); break; } } } /** * 得到用户输入 * * @param type * @return account */ public static Account getAccount(int type) { Scanner sc = new Scanner(System.in); String[] acc = new String[2]; String[] arr = { "输入密码", "重新输入密码" }; if (type == 0) { System.out.println("您选择了借记卡，请输入您的姓名："); } else { System.out.println("您选择了信用卡，请输入您的姓名："); } String name = sc.next(); String password = ""; Account account = null; for (int i = 0; i < arr.length; i++) { System.out.println("请" + arr[i]); password = sc.next(); acc[i] = password; if (i == 0) { continue; } if (acc[0].equals(acc[1])) { break; } else { System.out.println("两次密码不同，请重新输入！！"); i = i - 2; } } System.out.println("请输入邮箱email："); String email = sc.next(); System.out.println("请输入身份证号："); String personId = sc.next(); if (type == 0) { account = new DebitAccount(password, name, personId, email, 0.0); } else { System.out.println("请输入身此卡号的透支额度："); String ceilingStr = sc.next(); double ceiling = Double.parseDouble(ceilingStr); account = new CreditAccount(password, name, personId, email, 0.0, ceiling); } return account; } }