Assignemnt #103

Code

//colin hinton
//5th period
//Keychain.java
//2/22/2015

import java.util.Scanner;

public class Keychain
{
   
    public static void main (String [] args)
    {
       
        System.out.println("Welcome to me shop");
        Scanner kb = new Scanner(System.in); 
        int bulk = 0;
        int option;
        do
        {
                System.out.println("1) Add keychains to order");
                System.out.println("2) Remove keychains to order");
                System.out.println("3) View current order");
                System.out.println("4) Checkout");
                System.out.print("Please enter a choice ");
                option = kb.nextInt();
                while(option > 4)
                    {
                        System.out.print("Please enter one of the four options: ");
                        option = kb.nextInt();
                    }
                    if (option == 1)
                    {
                       bulk = Add(bulk);

                    }
                    else if (option == 2)
                    {
                        bulk = Remove(bulk);
                    }
                    else if (option == 3)
                    {
                         View(bulk);
                    }
                    else if (option == 4)
                    {
                        End(bulk);
                    }
                
        }while (option != 4);
    }
                public static int Add(int bulkOne)
                {   
                    Scanner kb = new Scanner(System.in);
                    System.out.println();
                    System.out.print("You have " + bulkOne + " keychains, how many would you like to add ");
                    int addition = kb.nextInt();
                    while (addition < 0)
                        {
                            System.out.print("Please enter a number great than or equal to zero ");
                            addition = kb.nextInt();
                        }
                        int bulk = addition + bulkOne;
                        System.out.println("You now have " + bulk + " keychains");
                        return bulk;
                }
                public static  int Remove(int bulkTwo)
                {
                    Scanner kb = new Scanner(System.in);
                    System.out.println();
                    System.out.print("You have " + bulkTwo + " keychains, how many would you like to remove "); 
                    int subtract; 
                    subtract = kb.nextInt();
                    while (subtract > bulkTwo)
                        {
                            System.out.print("Please enter a number less than or equal to your total ");
                            subtract = kb.nextInt();
                        }
                        int bulk = bulkTwo - subtract;
                        System.out.println("You now have " + bulk + " keys");
                        return bulk;
                }
                public static void View(int bulkThree)
                {
                    System.out.println();
                    System.out.println("You have " + bulkThree + " keychains");
                    System.out.println("Keychains cost $10 dollars each");
                    int total = 10*bulkThree;
                    Double tax = total * .0875;
                    Double taxTotal = tax + total;
                    Double totalReal = taxTotal + 5 + bulkThree;
                    System.out.println("Total cost is " + total);
                    System.out.println("Those items will be taxed for " + taxTotal);
                    System.out.println("There will also be a flat rate of $5 for shipping plus $" + bulkThree);
                    System.out.println("The total will be $" + totalReal);
                }
                public static void End(int bulkThree)
                {       
                    Scanner kb = new Scanner(System.in);
                    System.out.println();
                    System.out.print("What is your name? ");
                    String name; 
                    name = kb.next();
                    View(bulkThree);
                    System.out.println("Thanks for your order, " + name);
                    
                }
            }
    

Picture of the output