1 // 234567890E 10 11 12 23 13 14 2 import java.util.Scanner; 3 import java.util.*; 7 public class Demo { { public static void main (String [] args) //Creates an inventory object to store inventor y values Inventory item = new Inventory(); 15 16 56789 17 18 19 20 21 23 24 25 26 27 22222222 //Creates a scanner to get input from user @SuppressWarnings("resource") Scanner keyboard = new Scanner(System.in); //Initilizes array list for names for inventory List Names = new ArrayList<>(); Names.add("Cap"); Names.add("Shirt"); Names.add("Jeans"); //Initilizes array list for prices for inventor <>(); List invPrices = new ArrayList y 28 29 30 223 31 32 33 invPrices.add(29.45); invPrices.add(35.65); invPrices.add(59.99); //Initilizes name and price variables for the 1 oop below 34 35 36 37 38 39 40 mmmmmm27 String name; 41 //Loop that adds items to the inventory until t hey choose to quit while (name != "q" || name != "Q") 45 23444 46 { 47 48 49 50 51 System.out.println( "Enter the name of the item: or Q to quit"); name = keyboard.next(); item.setItemName(name); String setName = item.getItemName(); Names.add(setName); System.out.println( "Enter the price of the item: "); 235 52 53 54 (); 56 555 double price = keyboard.nextDouble(); item.setItemPrice(price); double setPrice = item.getItemPrice invPrices.add(setPrice); System.out.println( "Enter q to quit or any other key to continue: " ); 57 58 59 60 2554 String quit = keyboard.next(); } 61 51 //Method that gets the total price for all item s in the inventory public double totalPrice (List 62 Prices) { 63 64 ៩ ២៤៨ ++) double total = 0; for (int i = 0; i < Prices.size(); i { total += Prices.get(i)%;B } return total; } 69 5648022237167008 79 //Prints out the inventory System.out.println( "Here is your inventory: "); for (int i = 0; i < Names.size(); i++) { String formatPrice = String.format( "%.2f", invPrices.get(i)); 81 82 83 System.out.println("Item: Price: + formatPrice); 8800 84 85 86 get(i) + 888 87 } + Names. 89 System.out.println( "Total price of your purchase will be + totalPrice(invPrices)); } 103 } 2222222222222 100 101 102 104 105 1 public class Inventory 234568∞ 7 9 { //Inventory class fields private double price; private String name; //No argument constructor: Initializs itemand pr ice 10 public Inventory () 11 { 12 13 14 15 16 17 SENAYA name = null; price = 0; } 20 //Constructor that accepts parameters for both i tem and name public Inventory (String iName, double iPrice) { name = iName; 22222222222222 23 24 price = iPrice; } //Mutator method for item name public void setItemName (String item) name= item; 25 { } //Accessor method for item name public String getItemName () return name; { 33 34 } 35 36 39 40 41 42 ARABAS w w w w //Mutator method for price ammount public void setItemPrice (double newPrice) 38 { price = newPrice; } 43 44 { 45 return price; 46 } //Accessor method for price amount public double getItemPrice () 47 48 }

1 // 234567890E 10 11 12 23 13 14 2 import java.util.Scanner; 3 import java.util.*; 7 public class Demo { { public static void main (String [] args) //Creates an inventory object to store inventor y values Inventory item = new Inventory(); 15 16 56789 17 18 19 20 21 23 24 25 26 27 22222222 //Creates a scanner to get input from user @SuppressWarnings("resource") Scanner keyboard = new Scanner(System.in); //Initilizes array list for names for inventory List Names = new ArrayList<>(); Names.add("Cap"); Names.add("Shirt"); Names.add("Jeans"); //Initilizes array list for prices for inventor <>(); List invPrices = new ArrayList y 28 29 30 223 31 32 33 invPrices.add(29.45); invPrices.add(35.65); invPrices.add(59.99); //Initilizes name and price variables for the 1 oop below 34 35 36 37 38 39 40 mmmmmm27 String name; 41 //Loop that adds items to the inventory until t hey choose to quit while (name != "q" || name != "Q") 45 23444 46 { 47 48 49 50 51 System.out.println( "Enter the name of the item: or Q to quit"); name = keyboard.next(); item.setItemName(name); String setName = item.getItemName(); Names.add(setName); System.out.println( "Enter the price of the item: "); 235 52 53 54 (); 56 555 double price = keyboard.nextDouble(); item.setItemPrice(price); double setPrice = item.getItemPrice invPrices.add(setPrice); System.out.println( "Enter q to quit or any other key to continue: " ); 57 58 59 60 2554 String quit = keyboard.next(); } 61 51 //Method that gets the total price for all item s in the inventory public double totalPrice (List 62 Prices) { 63 64 ៩ ២៤៨ ++) double total = 0; for (int i = 0; i < Prices.size(); i { total += Prices.get(i)%;B } return total; } 69 5648022237167008 79 //Prints out the inventory System.out.println( "Here is your inventory: "); for (int i = 0; i < Names.size(); i++) { String formatPrice = String.format( "%.2f", invPrices.get(i)); 81 82 83 System.out.println("Item: Price: + formatPrice); 8800 84 85 86 get(i) + 888 87 } + Names. 89 System.out.println( "Total price of your purchase will be + totalPrice(invPrices)); } 103 } 2222222222222 100 101 102 104 105 1 public class Inventory 234568∞ 7 9 { //Inventory class fields private double price; private String name; //No argument constructor: Initializs itemand pr ice 10 public Inventory () 11 { 12 13 14 15 16 17 SENAYA name = null; price = 0; } 20 //Constructor that accepts parameters for both i tem and name public Inventory (String iName, double iPrice) { name = iName; 22222222222222 23 24 price = iPrice; } //Mutator method for item name public void setItemName (String item) name= item; 25 { } //Accessor method for item name public String getItemName () return name; { 33 34 } 35 36 39 40 41 42 ARABAS w w w w //Mutator method for price ammount public void setItemPrice (double newPrice) 38 { price = newPrice; } 43 44 { 45 return price; 46 } //Accessor method for price amount public double getItemPrice () 47 48 }

EBK JAVA PROGRAMMING

9th Edition

ISBN:9781337671385

Author:FARRELL

Publisher:FARRELL

Chapter10: Introduction To Inheritance

Section: Chapter Questions

Problem 14RQ

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