Implementing BankAccount class Program plan: Filename: “BankAccount.java” This snippet of code is used to implement the class “BankAccount”. In the code, Define the class “BankAccount”. Declare the class variable “balance”. Define a constructor “BankAccount()”. Define the method “deposit()”. Add the value of “amount” to the “balance”. Define the method “withdraw()”. Minimize the value of “amount” from the “balance”. Define the abstract method “monthEnd()”. Define the method “getBalance()”. Return the value of “balance”. Filename: “CheckingAccount.java” This snippet of code is used to implement the class “CheckingAccount”. In the code, Define the class “CheckingAccount” as it inherits class “BankAccount”. Declare the class variable “withdrawals”. Define a constructor “CheckingAccount ()”. Initialize the value of “withdrawals”. Define the method “withdraw()”. Set the value of “FREE_WITHDRAWALS” and “WITHDRAWAL_FEE”. Call the method “withdraw()” of class “BankAccount”. Increment the value of “withdrawals” by 1. If the value of “withdrawals” is greater than “WITHDRAWAL_FEE”, Call the method “withdraw” of class “BankAccount”. Define the abstract method “monthEnd()” of class “BankAccount”. Set the value of “withdrawals” as 0. Filename: “AccountTester.java” Define the class “AccountTester”. Declare the class variable “withdrawals”. Define the method “main()”. Create the object “checking” of the class “CheckingAccount”. Call the method “deposit()”. Call the method “withdraw()”. Call the method “getBalance()” and print the result. Print the expected value. Call the method “deposit()”. Call the method “getBalance()”. Print the expected value. Call the method “withdraw()”. Call the method “getBalance()”. Print the expected value.

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Chapter 9, Problem 5PP

Program Plan Intro

Implementing BankAccount class

Program plan:

Filename: “BankAccount.java”

This snippet of code is used to implement the class “BankAccount”. In the code,

Define the class “BankAccount”.

Declare the class variable “balance”.

Define a constructor “BankAccount()”.

Define the method “deposit()”.

Add the value of “amount” to the “balance”.

Define the method “withdraw()”.

Minimize the value of “amount” from the “balance”.

Define the abstract method “monthEnd()”.

Define the method “getBalance()”.

Return the value of “balance”.

Filename: “CheckingAccount.java”

This snippet of code is used to implement the class “CheckingAccount”. In the code,

Define the class “CheckingAccount” as it inherits class “BankAccount”.

Declare the class variable “withdrawals”.

Define a constructor “CheckingAccount ()”.

Initialize the value of “withdrawals”.

Define the method “withdraw()”.

Set the value of “FREE_WITHDRAWALS” and “WITHDRAWAL_FEE”.

Call the method “withdraw()” of class “BankAccount”.

Increment the value of “withdrawals” by 1.

If the value of “withdrawals” is greater than “WITHDRAWAL_FEE”,

Call the method “withdraw” of class “BankAccount”.

Define the abstract method “monthEnd()” of class “BankAccount”.

Set the value of “withdrawals” as 0.

Filename: “AccountTester.java”

Define the class “AccountTester”.

Declare the class variable “withdrawals”.

Define the method “main()”.

Create the object “checking” of the class “CheckingAccount”.

Call the method “deposit()”.

Call the method “withdraw()”.

Call the method “getBalance()” and print the result.

Print the expected value.

Call the method “deposit()”.

Call the method “getBalance()”.

Print the expected value.

Call the method “withdraw()”.

Call the method “getBalance()”.

Print the expected value.

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