// Description: Assignment 4 class displays a menu of choices to a user
// and performs the chosen task. It will keep asking a user to
// enter the next choice until the choice of 'Q' (Quit) is entered.
// Time spent:
import java.util.*;
String line = new String();
// instantiate a Laptop object
Laptop laptop1 = new Laptop();
printMenu();
//Create a Scanner object to read user input
Scanner scan = new Scanner(System.in);
do // will ask for user input
{
System.out.print("What action would you like to perform?\n");
line = scan.nextLine();
if (line.length() == 1)
{
input1 = line.charAt(0);
input1 = Character.toUpperCase(input1);
// matches one of the case statement
switch (input1)
{
case 'A': //Add the laptop
System.out.print("Please enter the laptop information:\n");
System.out.print("What is the laptop\'s brand?\n");
brandName = scan.nextLine();
laptop1.setBrand(brandName);
System.out.print("What is the laptop\'s model?\n");
modelName = scan.nextLine();
System.out.print("What is the laptop\'s CPU speed(in GHz)?\n");
cpuSpeed = Double.parseDouble(scan.nextLine());
System.out.print("What is the laptop\'s RAM size(in GB)?\n");
ramSize = Integer.parseInt(scan.nextLine());
laptop1.setModel(modelName, cpuSpeed, ramSize);
System.out.print("How much is the laptop\'s price?\n");
//price = scan.nextDouble();
price = Double.parseDouble(scan.nextLine());
laptop1.setPrice(price);
public class Assignment4
{
public static void main (String[] args)
{
// local variables, can be accessed anywhere from the main method
char input1 = 'Z';
String inputInfo;
String brandName, modelName;
double price, cpuSpeed;
int ramSize;
break;
case 'D': //Display Pet
System.out.print(laptop1);
break;
case 'Q': //Quit
break;
case '?': //Display Menu
printMenu();
break;
default:
System.out.print("Unknown action\n");
break;
}
}
else
{
System.out.print("Unknown action\n");
}
} while (input1 != 'Q' || line.length() != 1);
}
/** The method printMenu displays the menu to a user **/
public static void printMenu()
{
System.out.print("Choice\t\tAction\n" +
"------\t\t------\n" +
"A\t\tAdd a Laptop\n" +
"D\t\tDisplay the Laptop\n" +
"Q\t\tQuit\n" +
"?\t\tDisplay Help\n\n");
}
}
Powered by TCPDF (www.tcpdf.org)
