These are the files you will need to successfully complete Lab Assignment 6: AccountDriver.java, The ‘Driver’ progra

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/** This program demonstrates the BankAccount and derived classes. */ public class AccountDriver { public static void main(String[] args) { double put_in = 500; double take_out = 1000; String money; String money_in; String money_out; boolean completed; // Test the CheckingAccount class. CheckingAccount myCheckingAccount = new CheckingAccount("Benjamin Franklin", 1000); System.out.println("Account Number " + myCheckingAccount. getAccountNumber() + " belonging to " + myCheckingAccount.getOwner()); money = String.format("%.2f", myCheckingAccount. getBalance()); System.out.println("Initial balance = $" + money); myCheckingAccount.deposit(put_in); money_in = String.format("%.2f", put_in); money = String.format("%.2f", myCheckingAccount. getBalance()); System.out.println("After deposit of $" + money_in + ", balance = $" + money); completed = myCheckingAccount.withdraw(take_out); money_out = String.format("%.2f", take_out); money = String.format("%.2f", myCheckingAccount. getBalance()); if (completed) { System.out.println("After withdrawal of $" + money_out + ", balance = $" + money); } else { System.out.println("Insuffient funds to " + "withdraw $" + money_out + ", balance = $" + money); } System.out.println(); // Test the SavingsAccount class. SavingsAccount yourAccount = new SavingsAccount("William Shakespeare", 400); System.out.println("Account Number " + yourAccount.getAccountNumber() + " belonging to " + yourAccount.getOwner()); money = String.format("%.2f", yourAccount.getBalance()); System.out.println("Initial balance = $" + money); yourAccount.deposit(put_in); money_in = String.format("%.2f", put_in); money = String.format("%.2f", yourAccount.getBalance()); System.out.println("After deposit of $" + money_in + ", balance = $" + money); completed = yourAccount.withdraw(take_out); money_out = String.format("%.2f", take_out); money = String.format("%.2f", yourAccount.getBalance()); if (completed) { System.out.println("After withdrawal of $" + money_out + ", balance = $" + money); } else { System.out.println("Insuffient funds " + "to withdraw $" + money_out + ", balance = $" + money); } yourAccount.postInterest(); money = String.format("%.2f", yourAccount.getBalance()); System.out.println("After monthly interest " + "has been posted," + "balance = $" + money); System.out.println(); // Test the copy constructor of the // SavingsAccount class. SavingsAccount secondAccount = new SavingsAccount(yourAccount, 5); System.out.println("Account Number " + secondAccount. getAccountNumber() + " belonging to " + secondAccount.getOwner()); money = String.format("%.2f", secondAccount.getBalance()); System.out.println("Initial balance = $" + money); secondAccount.deposit(put_in); money_in = String.format("%.2f", put_in); money = String.format("%.2f", secondAccount.getBalance()); System.out.println("After deposit of $" + money_in + ", balance = $" + money); secondAccount.withdraw(take_out); money_out = String.format("%.2f", take_out); money = String.format("%.2f", secondAccount.getBalance()); if (completed) { System.out.println("After withdrawal of $" + money_out + ", balance = $" + money); } else { System.out.println("Insuffient funds " + "to withdraw $" + money_out + ", balance = $" + money); } System.out.println(); // Test to make sure new accounts are // numbered correctly. CheckingAccount yourCheckingAccount = new CheckingAccount("Issac Newton", 5000); System.out.println("Account Number " + yourCheckingAccount. getAccountNumber() + " belonging to " + yourCheckingAccount.getOwner()); yourCheckingAccount.deposit(1000.0); money = String.format("%.2f", yourCheckingAccount.getBalance()); money_in = String.format("%.2f", 1000.0); System.out.println("After deposit of $" + money_in + ", balance = $" + money); System.out.println(""); // Test the SavingsAccount class. SavingsAccount issacsAccount = new SavingsAccount("Isaac Asimov", 500); System.out.println("Savings Account Number " + issacsAccount.getAccountNumber() + " belonging to " + issacsAccount.getOwner()); money = String.format("%.2f", issacsAccount.getBalance()); System.out.println("Initial balance = $" + money); issacsAccount.deposit(put_in); money_in = String.format("%.2f", put_in); money = String.format("%.2f", issacsAccount.getBalance()); System.out.println("After deposit of $" + money_in + ", balance = $" + money); issacsAccount.postInterest(); money = String.format("%.2f", issacsAccount.getBalance()); System.out.println("After monthly interest " + "has been posted, " + "balance = $" + money); } }

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/** The BankAccount class is an abstract class that holds general data about a bank account. Classes representing specific types of bank accounts should inherit from this class. */ public abstract class BankAccount { // Class variable so that each account // has a unique number protected static int numberOfAccounts = 100001; // Current balance in the account private double balance; // Name on the account private String owner; // Number bank uses to identify account private String accountNumber; /** Default constructor */ public BankAccount() { balance = 0; accountNumber = numberOfAccounts + ""; numberOfAccounts++; } /** Standard constructor @param name The owner of the account. @param amount The beginning balance. */ public BankAccount(String name, double amount) { owner = name; balance = amount; accountNumber = numberOfAccounts + ""; numberOfAccounts++; } /** Copy constructor creates another account for the same owner. @param oldAccount The account with information to copy. @param amount The beginning balance of the new account. */ public BankAccount(BankAccount oldAccount, double amount) { owner = oldAccount.owner; balance = amount; accountNumber = oldAccount.accountNumber; } /** Allows you to add money to the account. @param amount The amount to deposit in the account. */ public void deposit(double amount) { balance = balance + amount; } /** Allows you to remove money from the account if enough money is available, returns true if the transaction was completed, returns false if there was not enough money. @param amount The amount to withdraw from the account. @return True if there was sufficient funds to complete the transaction, false otherwise. */ public boolean withdraw(double amount) { boolean completed = true; if (amount <= balance) { balance = balance – amount; } else { completed = false; } return completed; } /** Accessor method to balance @return The balance of the account. */ public double getBalance() { return balance; } /** accessor method to owner @return The owner of the account. */ public String getOwner() { return owner; } /** Accessor method to account number @return The account number. */ public String getAccountNumber() { return accountNumber; } /** Mutator method to change the balance @param newBalance The new balance for the account. */ public void setBalance(double newBalance) { balance = newBalance; } /** Mutator method to change the account number @param newAccountNumber The new account number. */ public void setAccountNumber(String newAccountNumber) { accountNumber = newAccountNumber; } }

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