Chapter 8, Problem 12PP

Program Plan Intro

Cash Register Modification

Program plan:

CashRegister.java:

• Define the class “CashRegister”.
  • Declare required variables.
  • Define the function definition to get information.
    • Assign the values for “purchased”, and “price”.
    • Increment the value of “totalSalesCount”.
    • Calculate the total price and store it in the variable “total”.
    • Concatenate the items to the variable “list”.
  • Define the function definition for “getSalesTotal ()” to get total sales.
    • Return “totalSales”.
  • Define the function definition for “getSalesCount ()” to get total sales.
    • Return “totalSalesCount”.
  • Define the function definition for “resetSales ()” to reset the values.
    • Reset the values for “totalSales”, “totalSalesCount” and “total”.

Main.java:

• Import required packages
• Define the class “Main”.
  • Define the method “main ()”.
    • Create an object for scanner class.
    • Declare required variables.
    • Create an object for the “CashRegister” class.
    • Loop from 0 through 3 using “for” loop.
    • Using “do-while” loop, get the item name and price from the user.
    • Store it in the list by calling the function “getInfo ()”.
    • Print total sales and sales count by calling the functions “getSalesTotal ()”, and “getSalesCount ()” respectively.
    • Reset the values by calling the function “resetSales ()”.