Program Description: This project calculates the shipping charges for a package based upon a shipping rate of $0.12 per ounce.
Business Services Tier
a) Modify the program by creating a separate class called Process Shipping to calculate the shipping charge for each package.
b) Provide exception handling in the class for the business logic. The values for pounds and ounces must be a non-negative reading.
c) Calculate summary information for total count of packages, total shipping charges, and total weight for all packages processed within the business class.
Presentation Tier
a) Display the shipping charges as calculated in the business tier on the main form using the appropriate format specifier.
b) Modify the program to add summary button that displays a summary messagebox . Use labels as appropriate, a multiple line format, and appropriate format specifiers in the messagebox.