Business App Programming

Write the following Program:

Write a Java program to the form below. The program must work with decimal numbers and each button must work correctly. The result must be done in a popup window. The division must check if the number 2 is ‘0" if then send a message "You can't divide by zero" otherwise make the divivion:

Account class

Methods:

processDeposit ( ) - accepts a single double parameter containing the deposit amount. Updates the balance by adding the deposit amount to the balance.

processWithdrawal ( ) - accepts a single double parameter containing the withdrawal amount. Updates the balance by subtracting the withdrawal amount for the balance. Note: For now do not worry about negative balances.

calcInterest ( ) - Coded as a double method with an empty body.

ShowMessage() - Coded as a void method accepts an string (the message to be show) show a popup windows saying the message.

Attributes:

String Account Name
Integer Account ID
Double balance
Constructor

Prompt the user and accept input for the Account Name, Account ID and the initial balance.

The CheckingAcct class which is a derived class of the Account class.

Attributes:

Inherits all the attributes of the Account class.

The overDraftFee is double and is populated in the constructor of the CheckingAcct class.

Methods:

calcInterest () - If the account balance is greater than or equal to 3000.00 an interest rate of 2% or .02 is applied to increase the balance.

Constructor:

Prompt the user for the OverDraftFee.

The SavingsAcct class which is a derived class of the Account class.

Attributes:

Inherits all the attributes of the Account class.

There are no other attributes.

Methods:

calcInterest ( ) - If the account balance is greater than or equal to 5000.00 an interest rate of 4% or .04 is applied to increase the balance. If the balance is greater than or equal to 3000.00 an interest rate of 3% or .03 is applied to increase the balance. Otherwise use an interest rate of 2%. The new balance is returned to the calling program.

Constructor:

Inherited from the Account class. (no code needed)

Main:

Prompt the user for the bank name and routing number. Create at least two account objects (each of a different type). Process a deposit then withdraw then calculate the interest for each account, then run the ShowMessage() method passing the following string "Congratulation for using this program". Generate the following report:

Bank Name: XXXXXXXX Routing Number: XXXXXX
Account Name: XXXXXX Account ID: XXXXXXXXX Balance: 9999.99
Account Name: XXXXXX Account ID: XXXXXXXXX Balance: 9999.99