Answer to Question #255138 in Java | JSP | JSF for pvv

Question

Create an interface named iBanking with the following function

deposit(int amount) : returns int
withdraw(int amount) : returns int

-----------

Implement the above interface using Customer Class

Attributes of Customer class
 customerName : String
 transactionType : String
 baseAmount : int

accessor methods , Parameterized Constructor for initialization

Override the methods, deposit should add the amount with baseAmount and withdraw should subtract 

--------------------

main method Class CustomerProcess

Use iBanking interface to access the deposit and withdraw for one customer with below attributes
customerName : Yourname
transactionType : read using scanner (withdraw or deposit)
baseAmount : read using scanner

based on transactionType you can call the methods 

Answer 1

SOLUTION CODE FOR ABOVE PROGRAM

package com.company;

import java.util.*;
//This is our interface
interface iBanking
{
    //Interface methods
    public int deposit(int amount);
    public int withdraw(int amount);
}
//Class customer for implementing iBanking interface
class Customer implements iBanking
{
    private String customerName;
    private String transactionType;
    private int baseAmount;
    Customer(String customerName, String transactionType, int baseAmount)
    {
        this.customerName=customerName;
        this.transactionType = transactionType;
        this.baseAmount = baseAmount;

    }
    public int deposit(int deposit_amount)
    {
        return (baseAmount+deposit_amount);
    }
    public int withdraw(int withdraw_amount)
    {
        return  (baseAmount-withdraw_amount);
    }
    public static void main(String arg[])
    {
        //Prompt the user to Enter name, transaction type and baseamount
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter Customer Name: ");
        String customer_name = sc.next();
        System.out.print("Enter the base amount: ");
        int base_amount = sc.nextInt();
        System.out.println("Enter transaction type: ");
        System.out.println("1.Deposit");
        System.out.println("2.Withdraw");
        System.out.print("Enter your option: ");
        int option = sc.nextInt();
        //if option is 1 perform deposit operations
        if(option == 1)
        {
            iBanking my_transaction_object = new Customer(customer_name, "Deposit",base_amount);
            //prompt the user to enter the amount to deposit
            System.out.print("Enter the amount to deposit: ");
            int amount_to_deposit = sc.nextInt();
            int total_amount = my_transaction_object.deposit(amount_to_deposit);
            System.out.println("\nDear "+customer_name+" you have successfully deposited "+amount_to_deposit
                    +"\nin your account, your balance is now "+total_amount);
        }
        //if option is 2, perform withdrawal operation
        else if(option == 2)
        {
            iBanking my_transaction_object = new Customer(customer_name, "Withdraw",base_amount);
            //prompt the user to enter the amount to withdraw
            System.out.print("Enter the amount to withdraw: ");
            int amount_to_withdraw = sc.nextInt();
            if(amount_to_withdraw>base_amount)
            {
                System.out.println("\nYou do not have enough money to withdraw "+amount_to_withdraw
                +"\nyour balance is "+base_amount);
            }
            else
            {
                int total_amount = my_transaction_object.withdraw(amount_to_withdraw);
                System.out.println("\nDear "+customer_name+" you have successfully Withdrawn "+amount_to_withdraw
                        +"\nfrom your account, your balance is now "+total_amount);
            }

        }
        //else the option entered is invalid
        else
        {
            System.out.println("\nInvalid transaction type, please try again");
        }

    }
}

SAMPLE PROGRAM OUTPUTS