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