Implementation of “AddInterestListener” program Program plan: In a file “BankAccount.java”, Create a package. Import necessary default packages. Create a class “BankAccount”, Declare the variable. Define the constructor to create a bank account with “0” balance. Define the parameterized constructor to update the balance with the specified amount. Define a method “withdraw()” to update the balance with withdrawal amount. Define a method “getBalance()” to return the bank balance. Define a method “addInterst()”to update the balance with interest. In a file “AddInterestListener.java”, Create a package. Import necessary packages. Create a class “AddInterestListener”, Declare the “BankAccount” object. Initialize the necessary static variable. Define the constructor to set the bank account. Define the method “actionPerformed()”, Compute the interest. Call the method “deposit()”. Print the bank balance. In a file “InvestmentViewer1.java”, Create a package. Import necessary packages. Create a class “InvestmentViewer1”, Declare the necessary static variables. Create “JFrame” object. Create object for “JButton”. Add the button into the frame. Create object for “BankAccount”. Create object for “ActionListener” to add the interest to the account. Call the method “addActionListener()” for button. Set the size for frame. Set the operation for frame. Make the frame visible.

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Chapter 10, Problem 22PE

Program Plan Intro

Implementation of “AddInterestListener” program

Program plan:

In a file “BankAccount.java”,

Create a package.

Import necessary default packages.

Create a class “BankAccount”,

Declare the variable.

Define the constructor to create a bank account with “0” balance.

Define the parameterized constructor to update the balance with the specified amount.

Define a method “withdraw()” to update the balance with withdrawal amount.

Define a method “getBalance()” to return the bank balance.

Define a method “addInterst()”to update the balance with interest.

In a file “AddInterestListener.java”,

Create a package.

Import necessary packages.

Create a class “AddInterestListener”,

Declare the “BankAccount” object.

Initialize the necessary static variable.

Define the constructor to set the bank account.

Define the method “actionPerformed()”,

Compute the interest.

Call the method “deposit()”.

Print the bank balance.

In a file “InvestmentViewer1.java”,

Create a package.

Import necessary packages.

Create a class “InvestmentViewer1”,

Declare the necessary static variables.

Create “JFrame” object.

Create object for “JButton”.

Add the button into the frame.

Create object for “BankAccount”.

Create object for “ActionListener” to add the interest to the account.

Call the method “addActionListener()” for button.

Set the size for frame.

Set the operation for frame.

Make the frame visible.

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