Springboard-Infosys/Test.java at main · asifalinissar/Springboard-Infosys · GitHub

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 abstract class RRPaymentService {

	private double balance;
	private int customerId;


	RRPaymentService(double balance , int customerId){

		this.balance = balance;
		this.customerId = customerId;
	}

	public double getBalance() {
		return balance;
	}

	public void setBalance(double balance) {
		this.balance = balance;
	}

	public int getCustomerId() {
		return customerId;
	}

	abstract void payBill (double amount);

}

  class ShoppingPayment extends RRPaymentService{

	  private int counter;
	  private String paymentId;

	  ShoppingPayment(double balance , int customerId){

		  super(balance ,customerId);

	  }

	  public String getPaymentId() {

		  String idPayment = this.paymentId;
		  return idPayment;
	  }

	  public void  payBill (double amount) {

		  if(amount > getBalance() ) {

			  System.out.println(" Excess amount entered ! please try again  ");

		  }else if(amount < getBalance()) {

			  System.out.println("insuffiecent Balance");
		  }else {

			  counter =  1000;

			  this.paymentId = "S" + counter;

			  System.out.println(" You have paid " + getBalance() + " successfull" );


			  counter++;

		  }

	  }

 }

  class CreditCardPayment extends RRPaymentService{


	  private int counter = 1001;
	  private String paymentId;

	  private double cashback;
	  private double balanceDue;

	  CreditCardPayment(double balance , int customerId){

		  super(balance , customerId);
	  }

	  public String getPaymentId() {

		  String idPayment = this.paymentId;
		  return idPayment;
	  }
	  public double getCashback() {
		  double cashBack = this.cashback;
		  return cashBack;
	  }
	  public double getBalanceDue() {
		  double balanceDue = this.balanceDue;
		  return balanceDue;
	  }

	  void payBill(double amount) {

		  if(amount > getBalance()) {
			  this.paymentId = "C" + counter;
			  counter++;
			  this.cashback = amount - getBalance();
			  balanceDue = 0;

			 System.out.println(" coustomer details");

			 System.out.println(" coustomer Id  :    " + getCustomerId());
			 System.out.println(" payment  Id   :    " + paymentId);
			 System.out.println(" previous Due  :    " + getBalance());
			 System.out.println(" Remaning Due  :    " + balanceDue);
			 System.out.println(" CashBack      :    " + getCashback());
		  }

		  else if ( amount < getBalance()) {

			  this.paymentId = "C" + counter;
			  counter++;

			  balanceDue = getBalance() - amount;
			  cashback = 0;

			  System.out.println(" coustomer details");

			  System.out.println(" coustomer Id  :    " + getCustomerId());
				 System.out.println(" payment  Id   :    " + paymentId);
				 System.out.println(" previous Due  :    " + getBalance());
				 System.out.println(" Remaning Due  :    " + balanceDue);
				 System.out.println(" CashBack      :    " + getCashback());

		  }


	  }


  }

  public class Test{

	  public static void main (String [] args) {

		  CreditCardPayment CC = new CreditCardPayment(10000.23, 5001);

		  CC.payBill(15000);

		  CC.payBill(0);

		  RRPaymentService RR = new ShoppingPayment(5000, 5678);
		  RR.payBill(5000);
		  RR.payBill(400);
		  RR.payBill(10000);

	  }

  }