Defining ClassesWrite and document the definition for the Product class.Each Product object has three instance variables: description, productNumber and price.The class has one constructor that takes three parameters in the order productNumber, description and price.The class has one accessor method named getCost(int qty) which returns the price for qty items of the Product.The class has two mutator methods—setPrice() and setDescription()—that modify the corresponding instance variables.The class has a toString() method that returns the Product as a String in the form: 34567: Small Toaster, $ 17.95. Note: use concatenation to construct the returned string. Do not use the String.format() method to format the returned value.

// The below java code functionality is as below // The class (which is blueprint) has the three…

Answered: Write and document the definition for…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Defining Classes

Write and document the definition for the Product class.

Each Product object has three instance variables: description, productNumber and price.
The class has one constructor that takes three parameters in the order productNumber, description and price.
The class has one accessor method named getCost(int qty) which returns the price for qty items of the Product.
The class has two mutator methods—setPrice() and setDescription()—that modify the corresponding instance variables.
The class has a toString() method that returns the Product as a String in the form: 34567: Small Toaster, $ 17.95. Note: use concatenation to construct the returned string. Do not use the String.format() method to format the returned value.

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