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Assignment 5

1 Bank Account Application

You are an IT Support Administrator Specialist at BOA and are

charged with the task of creating new bank accounts for new bank

customers. Saving Account and Checking Account. Please complete

the following instructions:

2 Base class: public abstract class Account

_ List common properties for Saving and Checking accounts

{ private String name

{ private String sSN

{ private double balance

{ private static int index = 10000

//index will be incremented every time we create a new ac-

count

{ protected String accountNumber

{ protected double rate

{ constant number: BASE RATE = 2.5

_ Constructor to set base properties and initialize the account: name,

sSN, balance, accountNumber, rate

{ public Account(String name, String sSN, double initDeposit)

{ You also need to update index, set account number, set Rate

inside the Account constructor

_ Abstract method: public abstract void setRate();

_ List common methods for Saving and Checking accounts

{ Set account number: private String setAccountNumber()

_ generate a 12-digit account number: 4 digit of SSN + 5

digit uniqueID + 3 digit random number

_ 4 digit of SSN: the last four digit of SSN (sSN.substring(sSN.length()-

4,sSN.length()))

_ 5 digit uniqueID: index (//index will be incremented every

time we create a new account)

_ 3 digit random number: ranInt.nextInt(900)+ 100

{ print out all account information: name, sSN, accountNum-

ber, balance, rate: public void showInfo()

{ deposit money to the account: public void deposit(double

amount) (please call printBalance() at the end)

{ withdraw money from the account: public void withdraw(double

amount) (please call printBalance() at the end)

{ calculate and print out the accrued interest by using the rate/100*balance,

and update the new balance: public void compound() (please

call printBalance() at the end)

{ print out the new balance: public void printBalance()

3 Derived class: public class CheckingAccount extends Ac-

count

_ Constructor to initialize settings for the Checking account prop-

erties.

{ public CheckingAccount(String name, String sSN, double init-

Deposit) please call super() inside, and add \1″ to the front of

your 12-digit accountNumber, 1 indicates Checking account.

Now your accountNumber should be a 13-digit number.

_ List any methods speci_c to the Checking Account

{ override showInfo() method: public void showInfo() (please

use super to call the base showInfo(), and also print out ac-

count type: Checking in the new showInfo())

{ set rate = BASE RATE*0.15: public void setRate()

4 Derived class: public class SavingAccount extends Ac-

count

_ Constructor to initialize settings for the Saving account properties

{ public SavingAccount(String name, String sSN, double init-

Deposit) please call super() inside, and add \2″ to the front

of your 12-digit accountNumber, 2 indicates Saving account.

Now your accountNumber should be a 13-digit number.

_ List any methods speci_c to the Saving Account

{ override showInfo() method: public void showInfo() (please

use super to call the base showInfo(), and also print out ac-

count type: Saving in the new showInfo())

{ set rate = BASE RATE*0.25: public void setRate()

5 Driver class: public class AccountApp

Sample Driver class:

public class AccountApp {

public static void main(String[] args) {

// TODO Auto-generated method stub

CheckingAccount myAccount = new

CheckingAccount(“Xin Yang”,”6857345856″,1000);

myAccount.ShowInfo();

myAccount.deposit(2000);

myAccount.withDraw(4000);

myAccount.withDraw(1500);

myAccount.compound();

System.out.println(“****************************************”);

SavingAccount myAccount2 = new

SavingAccount(“Ada Zhang”,”684321924″,5000);

myAccount2.ShowInfo();

myAccount2.deposit(200);

myAccount2.withDraw(45000);

myAccount2.withDraw(550);

myAccount2.compound();

}

}

Sample Output:

Name: Xin Yang

sSN: 6857345856

Account Number: 1585610001183

Balance: 1000.0

Rate: 0.375%

Account Type: Checking Account

==============================

Deposit $2000.0

Your balance is now: $3000.0

================================

WithDraw $4000.0

Not enough balance available

Your balance is now: $3000.0

================================

WithDraw $1500.0

Your balance is now: $1500.0

================================

Accrued Interest is: $5.625

Your balance is now: $1505.625

================================

****************************************

Name: Ada Zhang

sSN: 684321924

Account Number: 2192410002737

Balance: 5000.0

Rate: 0.625%

Account Type: Saving Account

============================

Deposit $200.0

Your balance is now: $5200.0

================================

WithDraw $45000.0

Not enough balance available

Your balance is now: $5200.0

================================

WithDraw $550.0

Your balance is now: $4650.0

================================

Accrued Interest is: $29.0625

Your balance is now: $4679.0625

6 Comments in the whole programs (40 points)

  • (1) Comments about the author information. (15 points)
  • (2) Description of the programs. (15 points)
  • (3) Comments for other necessary part (10 points) 

7 Submission

Run your program make sure it is working correctly.

Please submit all of your source _les Account.java, CheckingAc-

count.java, SavingAccount.java, AccountApp.java to blackboard.

 

You are an IT Support Administrator Specialist at BOA and are
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