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A. Create a class called Involce (ild) that a hardware store use for an Item sold at the store. An Invoice class should include: 1. Four instance variables:part name (type String), part descriptlon (type String), quantity of the item being purchased (type int) and price per Item (double). 2. Constructor with the arguments for the four instance variables. 3. Constructor with the arguments for part number, quantlty and price per Item. 4. A method named InvoiceAmount that calculates the invoice amount () by multiplies the quantity by the price per item, then returns the amount as a double value. If the quantity is not positive, it should be set to 0. If the price per item is not positive, it should be set to 0.0. Write a program to print invoice amount in case sold n item at the store,

A. Create a class called Involce (ild) that a hardware store use for an Item sold at the store. An Invoice class should include: 1. Four instance variables:part name (type String), part descriptlon (type String), quantity of the item being purchased (type int) and price per Item (double). 2. Constructor with the arguments for the four instance variables. 3. Constructor with the arguments for part number, quantlty and price per Item. 4. A method named InvoiceAmount that calculates the invoice amount () by multiplies the quantity by the price per item, then returns the amount as a double value. If the quantity is not positive, it should be set to 0. If the price per item is not positive, it should be set to 0.0. Write a program to print invoice amount in case sold n item at the store,

Database System Concepts
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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A. Create a class called Involce (ili) that a hardware store use for an Item sold at the store. An Invoice class should include: 1. Four instance variables:part name (type String), part descriptlon (type String), quantity of the item being purchased (type int) and price per Item (double). 2. Constructor with the arguments for the four instance variables. 3. Constructor with the arguments for part number, quantity and price per Item. 4. A method named InvoiceAmount that calculates the invoice amount () by multiplies the quantity by the price per item, then returns the amount as a double value. If the quantity is not positive, it should be set to 0. If the price per item is not positive, it should be set to 0.0. Write a program to print invoice amount in case sold n item at the store,
Transcribed Image Text:A. Create a class called Involce (ili) that a hardware store use for an Item sold at the store. An Invoice class should include: 1. Four instance variables:part name (type String), part descriptlon (type String), quantity of the item being purchased (type int) and price per Item (double). 2. Constructor with the arguments for the four instance variables. 3. Constructor with the arguments for part number, quantity and price per Item. 4. A method named InvoiceAmount that calculates the invoice amount () by multiplies the quantity by the price per item, then returns the amount as a double value. If the quantity is not positive, it should be set to 0. If the price per item is not positive, it should be set to 0.0. Write a program to print invoice amount in case sold n item at the store,
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