Design a class with the following description.
Class Name: BookShop
Data Members:
- String cName – To store the name of the customer.
- String bName – To store the name of the book.
- double price – To store price of the book.
- double bill – To store the amount to be paid after applying discount.
Member Methods:
- BookShop() – Default constructor to initialize the data members.
- void input() – To input customer name, book name and price of the book.
- void calculate() – To calculate the bill based on the following criteria.
- First ₹1 to ₹500 discount will be 5%.
- Next ₹501 to ₹1500 discount will be 8%.
- Next ₹1501 to ₹5000 discount will be 10%.
- More than ₹5000 discount will be 15%.
- void display() – To print all details.
Write a main method to create an object of the class and call methods.
Java
import java.util.*;
public class BookShop
{
String bName,cName;
double price,bill;
BookShop()
{
bName="";
cName="";
price=0.0;
bill=0.0;
}
public void input()
{
Scanner sc=new Scanner(System.in);
System.out.print("Customer name: ");
cName=sc.nextLine();
System.out.print("Name of the book: ");
bName=sc.nextLine();
System.out.print("Price of the book: ");
price=sc.nextDouble();
System.out.println();
}
public void calculate()
{
if(price>0&&price<=500)
{
bill=price-(price*0.05);
}
else if(price>500&&price<=1500)
{
bill=price-(((500-0)*0.05)+((price-500)*0.08));
}
else if(price>1500&&price<=5000)
{
bill=price-(((500-0)*0.05)+((1500-500)*0.08)+(price*0.10));
}
else if(price>5000)
{
bill=price-(((500-0)*0.05)+((1500-500)*0.08)+((5000-1500)*0.10)+(price*0.15));
}
else
{
System.out.println("Price of book can not be zero or negative");
}
}
public void display()
{
System.out.println("Customer Name: "+cName);
System.out.println("Name of the book: "+bName);
System.out.println("Price of the book: "+price);
System.out.println("Price after discount: "+bill);
}
public static void main(String args[])
{
BookShop ob=new BookShop();
ob.input();
ob.calculate();
ob.display();
}
}