BankingAccount_Major Assignment

import java.util.Scanner;
class BankAccount 
{
	String customerName;
	String address;
	int accountNumber;
	double accountBalance;
	boolean canWithdraw;

	

	BankAccount() 
	{
		customerName = "";
		address = "";
		accountNumber = 1;
		accountBalance = 0.0;
	}

	

	BankAccount(String name, String addr, int acNum, double balance) 
	{
		customerName = name;
		address = addr;
		accountNumber = acNum;
		accountBalance = balance;
		canWithdraw = true;	

	}

	double getBalance() 
	{
		return accountBalance;
	}
	
	void deposit(double amount) {
		if(accountBalance < 0.0)
			accountBalance = 0.0;
		accountBalance += amount;
	}
	
	void withdraw(double amount) 
	{
		if(amount < accountBalance && canWithdraw)
			accountBalance -= amount;
		else
			System.out.println("Insufficient funds! Your withdrawal amount exceeds your balance by " + (amount - accountBalance));
	}
}

class SavingsAccount extends BankAccount {
	SavingsAccount(String name, String addr, int acNum, double bal) 
	{
		super(name, addr, acNum, bal);
	}

	

/*	s = value after t periods

	P = principal amount (initial investment)

	j = annual nominal interest rate 

	m = number of times the interest is compounded per year

	t = number of years

*/

	

	void computeInterest(double rate) {
		double s=0.0, t=0.0, principalAmount = accountBalance;
		int m=0;
		Scanner read = new Scanner(System.in);
		System.out.println("Enter the number of times the interest is compounded yearly : ");
		m = read.nextInt();
		System.out.println("Enter the number of years : ");
		t = read.nextDouble();
		s = principalAmount * Math.pow(( (1 + (rate / m))), (m * t));
		accountBalance = s;
	}
}





class CurrentAccount extends BankAccount 
{
	static double serviceCharge = 0.05;
	
	CurrentAccount(String name, String addr, int acNum, int bal) 
	{
		super(name, addr, acNum, bal);
	}
	
	void checkMinimum() 
	{
		if(accountBalance < 1000.0) 
		{
			accountBalance -= (serviceCharge * accountBalance);
			canWithdraw = false;
		}
	}

}

public class AccountDetails {
	
	static void printSavingsBalance(SavingsAccount sav1,SavingsAccount sav2)
	{
		System.out.println("Balance = " + sav1.getBalance());
		System.out.println("Balance = " + sav2.getBalance());
	}
	
	public static void main(String[] args) {

		String name, address;
		int accountNumber;
		double annualInterestRate;
		Scanner sc = new Scanner(System.in);

		System.out.println("Savings Account 1 : ");
		System.out.println("Enter your name: ");
		name = sc.nextLine();
		System.out.println("Enter your address: ");
		address = sc.nextLine();
		System.out.println("Enter your account number: ");
		accountNumber = sc.nextInt();
		SavingsAccount saver1 = new SavingsAccount(name, address, accountNumber, 50000.0);
		
		System.out.println("\nSavings Account 2 -  ");
		System.out.println("Enter your name: ");
		name = sc.next();
		System.out.println("Enter your address: ");
		address = sc.next();
		sc.nextLine();
		System.out.println("Enter your account number: ");
		accountNumber = sc.nextInt();
		SavingsAccount saver2 = new SavingsAccount(name, address, accountNumber, 80000);
		
		annualInterestRate = 0.042;
		
		System.out.println("Savings Account 1 : ");
		saver1.computeInterest(annualInterestRate);
		System.out.println("Savings Account 2 : ");
		saver2.computeInterest(annualInterestRate);
		
		printSavingsBalance(saver1, saver2);
		
		System.out.println("\nCurrent Account 1 -  ");
		System.out.println("Enter your name: ");
		name = sc.next();
		System.out.println("Enter your address: ");
		address = sc.next();
		System.out.println("Enter your account number: ");
		accountNumber = sc.nextInt();
		sc.close();
		CurrentAccount current1 = new CurrentAccount(name, address, accountNumber, 10000);
		current1.checkMinimum();
		System.out.println("Balance = " + current1.getBalance());

		

	}
}