Pizza Ordering System Code //Name: - Ankit Singh- 2020B0123006 //Program: Project two - Pizza //Module: CSC1021 - Programming I //Description: This class models a pizza and has calculations for finding its costs and total costs.
import java.util.ArrayList;
public class Pizza { private ArrayList tops = new ArrayList(); //Initializing Array list for storing PizzaToppings. private PizzaBase base; //Initializing the base using parameters declared in the PizzaBase class constructor.. private int bInput; //Initializing selection variable for PizzaChoice method. private int tInput; //Initializing selection variable for PizzaChoice method. private int pIn; //Initializing selection variable for PizzaMenu method.
public Pizza() //Initializing Constructor for the pizza object.
{ //There is no main method in this class.
this.setPizzaBase(base); //Calls set method for base.
this.tops = new ArrayList<PizzaTopping>(); //toppings in this method = t throughout this class.
}
public void setPizzaBase(PizzaBase base) //Set method for pizza base.
{
this.base = base; //base in this method = base used throughout this class.
}
public void addTopping(PizzaTopping topping) //Method for adding toping to the pizza topping list.
{
tops.add(topping);
}
public double pizzaCost() //Method for finding the cost of the pizza.
{
double cost = base.getCost(); //Declares cost and calls get cost method for the pizza base.
for(PizzaTopping topping : tops) //For loop for each element in the pizza toping array list.
{
cost += topping.getCost(); //Toping cost getter that adds onto the cost variable.
}
return cost; //returns the cost of the pizza.
}
public void total() //Method for order summary.
{
boolean Tveg = false;
String newLine = System.getProperty("line.separator"); //Initialize "newLine" to enter a newline when entered in a system.out statement.
System.out.print("\t---------------------------------" + newLine); //Prints top border.
System.out.format("\t%15s%21s", "-Ingredients-", "-Price- "+ newLine); //Prints header for the table.
System.out.print("\t---------------------------------" + newLine); //Prints border.
System.out.printf("\t%-15s:%15s", base.getName(), base.getCost()); //Print the pizza Base.
for(PizzaTopping topping : tops) //for loop for every pizza topping.
{
System.out.printf(newLine + "\t%-15s:%15s", topping.getName(), topping.getCost()); //Prints every pizza topping and its price.
if(topping.getVeg() == true) //If topping is vegetarian set Tveg to true for if loop later.
{
Tveg = true;
}
}
if(base.getVeg() == true || Tveg == true) //If base or any topping is not vegetarian, print statement.
{
System.out.println("\n\n\tNot suitable for vegetarians");
}
else if(base.getVeg() == false && Tveg == false) //If both base and all toppings are false, print statement.
{
System.out.println("\n\n\tSuitable for vegetarians");
}
System.out.printf(newLine + "\t%-15s:%15s","Total Cost", pizzaCost()); //displays total pizza dcost.
System.out.print(newLine + "\t---------------------------------" + newLine); //Prints border.
}
//******************************Get and set methods for other pizzaChoice and pizzaMenu class selections******************************//
public int getbInput() //Get base input method for the PizzaChoice class.
{
return bInput;
}
public void setbInput(int bInput) //Set base input method for the pizzaChoice class.
{
this.bInput = bInput;
}
public int gettInput() //Get topping input method for the pizzaChoice class.
{
return tInput;
}
public void settInput(int tInput) //Get topping input method for the pizzaChoice class.
{
this.tInput = tInput;
}
public int getpIn()
{
return pIn;
}
public void setpIn(int pIn)
{
this.pIn = pIn;
}
} PizzaBase.java //Name: Ankit Singh - 2020B0123006 //Program: Project two - PizzaBase //Module: CSC1021 - Programming I //Description: This class models a pizza base and topping.
public class PizzaBase { private String Name; //Declare cost name. private double Cost; //Declare base cost. private boolean vegetarian; //Declare vegetarian boolean.
//No main method
public PizzaBase() //Constructor for pizza base.
{
setName(Name); //Sets object's name using a setter method.
setCost(Cost); //Sets object's cost using a setter method.
setVeg(vegetarian); //Sets object's boolean for vegetarian using a setter method.
}
public String getName() //Base name getter method.
{
return Name;
}
public void setName(String Name) //Base name setter method.
{
this.Name = Name; //Base name in this method = Base name throughout this class.
}
public double getCost() //Base cost getter method.
{
return Cost; //Base cost in this method = Base cost throughout this class.
}
public void setCost(double Cost) //Base cost setter method.
{
this.Cost = Cost;
}
public boolean getVeg() //Vegetarian boolean getter method.
{
return vegetarian; //Vegetarian boolean in this method = Vegetarian boolean throughout this class.
}
public void setVeg(boolean vegetarian) //Vegetarian boolean setter method.
{
this.vegetarian = vegetarian;
}
} PizzaBuild.java //Name: Ankit Singh - 2020B0123006 //Program: Project two - PizzaBuild //Module: CSC1021 - Programming I //Description: A pizza build program that will build a predefined pizza to demonstrate // the Pizza, PizzaTopping and PizzaBase classes.
public class PizzaBuild {
public static void main(String[] args) //Main method.
{
Pizza pizza = new Pizza(); //New pizza object.
pizza.setPizzaBase(new PizzaTopping("thin", 2.50, false)); //Creates and adds base object to the pizza object.
pizza.addTopping(new PizzaTopping("Tomato Sauce", 0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Cheese", 0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Ham", 1.25, true)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Pineapple", 1.25, false)); //Creates and adds topping object to the pizza object.
pizza.total(); //Calls the total method for the pizza object.
}
} PizzaChoice.java //Name: Ankit Singh - 2020B0123006 //Program: Project two - PizzaChoice //Module: CSC1021 - Programming I //Description: A class that will show the user a menu of bases and toppings modeled on previous classes // and takes the user selection. It will then build a pizza modeled according to the pizza class // and call the method "pizza.total" to show a summary and the total cost of the pizza.
import java.util.ArrayList; import java.util.Scanner;
public class PizzaChoice { private static ArrayList bases = new ArrayList(); //Array List for the pizza base menu. private static ArrayList tops = new ArrayList(); //Array List for the pizza topping menu. private static Scanner keyboard; //Initialize scanner for user input. private static int bInput; //Integer for user base selection. private static int tInput; //Integer for user topping selection.
public static void addBase(PizzaBase base) //Method for adding bases to the base menu.
{
bases.add(base);
}
public static void addTop(PizzaTopping topping) //Method for adding toppings to the topping menu.
{
tops.add(topping);
}
public static void main(String[] args) //Main method.
{
Pizza pizza = new Pizza(); //Creates new pizza object according to the pizza class.
//************Adds pizza bases to the base menu************//
addBase(new PizzaTopping("Thin",2.50,false));
addBase(new PizzaTopping("Thick",3.00,false));
addBase(new PizzaTopping("Stuffed crust", 4.50,false));
baseMenu(pizza); //Calls the bases menu.
try
{
baseChoice(pizza); //Tries the baseChoice method.
}
catch(IllegalArgumentException iae) //Catches error thrown by the baseChoice method.
{
System.out.println("Invalid selection, please select again"); //Shows user error method.
baseChoice(pizza); //Continues baseChoice method.
}
//************Adds pizza toppings to topping menu************//
//**************************Sauces**************************//
addTop(new PizzaTopping("Tomato Sauce",0.50, false));
addTop(new PizzaTopping("BBQ Sauce", 0.50, false));
//**************************Cheese**************************//
addTop(new PizzaTopping("Cheese", 0.50, false));
//**************************Meats**************************//
addTop(new PizzaTopping("Ham", 1.25, true));
addTop(new PizzaTopping("Pepperoni", 1.50, true));
addTop(new PizzaTopping("Bacon", 2.00, true));
addTop(new PizzaTopping("Chicken", 1.75, true));
addTop(new PizzaTopping("Ground Beef", 1.50, true));
//**************************Veg**************************//
addTop(new PizzaTopping("Mushrooms", 0.75, false));
addTop(new PizzaTopping("Onions", 0.75, false));
addTop(new PizzaTopping("Peppers", 1.00, false));
addTop(new PizzaTopping("Pineapple", 1.25, false));
addTop(new PizzaTopping("Sweetcorn", 0.50, false));
toppingMenu(pizza); //Calls the topping menu method.
try
{
toppingChoice(pizza); //Tries the toppingChoice method.
}
catch(IllegalArgumentException iae) //Catches the error thrown by toppingChoice method.
{
System.out.println("Invalid selection, please select again"); //Shows user error message.
toppingChoice(pizza); //Continues toppingChoice method.
}
pizza.total(); //Calls total method that shows summary of pizza bases, toppings and price.
}
public static void baseMenu(Pizza pizza) //Method for printing table of pizza bases (printing array list).
{
int i = 1; //Int i for labelling bases for user.
keyboard = new Scanner(System.in); //Declaring keyboard as scanner, else null pointer exception will occur.
System.out.println("Pizza base selection");
String newLine = System.getProperty("line.separator"); //Initialize "newLine" to enter a newline when entered in a system.out statement.
System.out.print("\t------------------------------------" + newLine); //Prints top border.
System.out.format("\t%15s%21s", "-Bases-", "-Price- "+ newLine); //Prints header for the table.
System.out.print("\t------------------------------------" + newLine); //Prints border.
for(PizzaBase base : bases) //for loop for every pizza base in bases menu.
{
System.out.printf(newLine + "\t%5s. %-15s:%10s", i, base.getName(), base.getCost()); //Prints every pizza base and its price.
i++; //Adds 1 to i for base labeling.
}
System.out.print(newLine + "\t------------------------------------" + newLine); //Prints border.
}
public static void baseChoice(Pizza pizza) //Method for choosing the base.
{
System.out.println("Please enter your choice of base by entering its respective number."); //System out message for user.
bInput = keyboard.nextInt(); //Uses user input as bInput.
if(bInput<1||bInput>3) //If statement for if the input is not valid.
{
throw new IllegalArgumentException("\nMust enter a number between 1 and 3.\nPlease run again."); //Throws exception.
}
else if(bInput == 1) //Else if loop for setting the pizza base.
{
pizza.setPizzaBase(new PizzaTopping("Thin", 2.50, false)); //Creates new pizza base and sets it for pizza.
System.out.println("You've selected 'Thin'.\n"); //Confirmation message for user.
}
else if(bInput == 2)
{
pizza.setPizzaBase(new PizzaTopping("Thick", 3, false)); //Creates new pizza base and sets it for pizza.
System.out.println("You've selected 'Thick'.\n"); //Confirmation message for user.
}
else if(bInput == 3)
{
pizza.setPizzaBase(new PizzaTopping("Stuffed", 4.50, false)); //Creates new pizza base and sets it for pizza.
System.out.println("You've selected 'Stuffed crust'.\n"); //Confirmation message for user.
}
pizza.setbInput(bInput); //Sets bInput .
}
public static void toppingMenu(Pizza pizza) //Method for printing table of pizza toppings (printing array list).
{
int i = 1; //Int i for labelling bases for user.
System.out.println("Pizza topping selection");
String newLine = System.getProperty("line.separator"); //Initialize "newLine" to enter a newline when entered in a system.out statement.
System.out.print("\t------------------------------------" + newLine); //Prints top border.
System.out.format("\t%15s%21s", "-Toppings-", "-Price- "+ newLine); //Prints header for the table.
System.out.print("\t------------------------------------" + newLine); //Prints border.
for(PizzaTopping topping : tops) //for loop for every pizza topping.
{
System.out.printf(newLine + "\t%5s. %-15s:%10s", i, topping.getName(), topping.getCost()); //Prints every pizza topping and its price.
i++; //Adds 1 to i for base labeling.
}
System.out.print(newLine + "\t------------------------------------" + newLine); //Prints border.
}
public static void toppingChoice(Pizza pizza) //Method for topping selection.
{
System.out.println("Please select your toppings by entering their respective numbers." //Print out statement for user.
+ "\nEnter 0 at any time to end the selection.\n");
do //Do while loop for while tInput does not equal 0.
{
tInput = keyboard.nextInt(); //Takes user input as tInput.
pizza.settInput(tInput); //Sets tInput.
if(tInput<-1||tInput>13) //If tInput is outside of selection throws error message.
{
throw new IllegalArgumentException("\nMust enter a number between 0 and 13.\nPlease run again.");
}
else if(tInput == 0) //Else if statement for topping selection.
{
System.out.println("End of topping selection."); //If 0 is entered, break.
break;
}
else if(tInput == 1) //Topping selections.
{
pizza.addTopping(new PizzaTopping("Tomato Sauce", .50, false)); //Creates new topping and adds to pizza.
System.out.println("You've selected 'Tomato Sauce'."); //Confirmation message.
}
else if(tInput == 2)
{
pizza.addTopping(new PizzaTopping("BBQ", .50, false));
System.out.println("You've selected 'BBQ Sauce'.");
}
else if(tInput == 3)
{
pizza.addTopping(new PizzaTopping("Cheese", .50, false));
System.out.println("You've selected 'Cheese'.");
}
else if(tInput == 4)
{
pizza.addTopping(new PizzaTopping("Ham", 1.25, true));
System.out.println("You've selected 'Ham'.");
}
else if(tInput == 5)
{
pizza.addTopping(new PizzaTopping("Pepperoni", 1.50, true));
System.out.println("You've selected 'Pepperoni'.");
}
else if(tInput == 6)
{
pizza.addTopping(new PizzaTopping("Bacon", 2.00, true));
System.out.println("You've selected 'Bacon'.");
}
else if(tInput == 7)
{
pizza.addTopping(new PizzaTopping("Chicken", 1.75, true));
System.out.println("You've selected 'Chicken'.");
}
else if(tInput == 8)
{
pizza.addTopping(new PizzaTopping("Ground Beef", 1.50, true));
System.out.println("You've selected 'Ground Beef'.");
}
else if(tInput == 9)
{
pizza.addTopping(new PizzaTopping("Mushrooms", 0.75, false));
System.out.println("You've selected 'Mushrooms'.");
}
else if(tInput == 10)
{
pizza.addTopping(new PizzaTopping("Onions", 0.75, false));
System.out.println("You've selected 'Onions'.");
}
else if(tInput == 11)
{
pizza.addTopping(new PizzaTopping("Peppers", 1.00, false));
System.out.println("You've selected 'Peppers'.");
}
else if(tInput == 12)
{
pizza.addTopping(new PizzaTopping("Pineapple", 1.25, false));
System.out.println("You've selected 'Pineapple'.");
}
else if(tInput == 13)
{
pizza.addTopping(new PizzaTopping("Sweetcorn", 0.50, false));
System.out.println("You've selected 'Sweetcorn'.");
}
} while(tInput != 0); //If tInput is 0 then do...while loop ends.
}
} PizzaMenu.java //Name: Ankit Singh - 2020B0123006 //Program: Project two - PizzaChoice //Module: CSC1021 - Programming I //Description: A class that will show the user a menu of bases and toppings modeled on previous classes // and takes the user selection. It will then build a pizza modeled according to the pizza class // and call the method "pizza.total" to show a summary and the total cost of the pizza.
import java.util.Scanner;
public class PizzaMenu { private static int pIn; //Initialize variable for pizza selection. private static Scanner keyboard; //Initialize scanner for user input.
public static void main(String[] args) //Main method
{
Pizza pizza = new Pizza(); //New pizza object.
menu(pizza); //Calls menu method.
try //Try menu selection method (user input)
{
menuSelect(pizza);
}
catch(IllegalArgumentException iae) //Catches error thrown by the menu selection method.
{
System.out.println("Invalid selection, please select again"); //Shows user error method.
menuSelect(pizza); //Continues menu selection method.
}
pizza.total(); //Pizza summary method.
}
public static void menu(Pizza pizza) //Method for printing table of pizzas.
{
keyboard = new Scanner(System.in); //Declaring keyboard as scanner, else null pointer exception will occur.
System.out.println("Pizza selection");
String newLine = System.getProperty("line.separator"); //Initialize "newLine" to enter a newline when entered in a system.out statement.
System.out.print("\t-----------------------------------------" + newLine); //Prints top border.
System.out.format("\t%15s%25s", "-Pizzas-", "-Description- "+ newLine); //Prints header for the table.
System.out.print("\t-----------------------------------------" + newLine); //Prints border.
System.out.format("\t%-5s%1s\t\t%10s", "1.", "Margherita", "Cheese and tomato" + newLine); //Prints strings that contain pizza name and a brief...
System.out.format("\t%-5s%1s\t\t%10s", "2.", "Hawaiian", "Ham and pineapple" + newLine); //... description.
System.out.format("\t%-5s%1s\t\t%10s", "3.", "Americano", "Chicken, pepperoni and onions" + newLine);
System.out.format("\t%-5s%1s\t\t%10s", "4.", "TexasBBQ", "Chicken, peppers and Bacon" + newLine);
System.out.format("\t%-5s%1s\t\t%10s", "5.", "Veggie", "Peppers, mushrooms, onions and sweetcorn" + newLine);
System.out.print(newLine + "\t-----------------------------------------" + newLine); //Prints border.
}
public static void menuSelect(Pizza pizza)
{
System.out.println("Please enter your pizza by entering its respective number."); //System out message for user.
pIn = keyboard.nextInt(); //Uses user input as pIn.
if(pIn<1||pIn>5) //If statement for if the input is not valid.
{
throw new IllegalArgumentException("\nMust enter a number between 1 and 5.\nPlease run again."); //Throws exception.
}
else if(pIn == 1) //Else if loop for setting the pizza base.
{
margherita(pizza); //Calls margherita method that builds the pizza.
System.out.println("You've selected 'Margherita'.\n"); //Confirmation message for user.
}
else if(pIn == 2)
{
hawaiian(pizza); //Calls hawaiian method that builds the pizza.
System.out.println("You've selected 'Hawaiian'.\n"); //Confirmation message for user.
}
else if(pIn == 3)
{
americano(pizza); //Calls americano method that builds the pizza.
System.out.println("You've selected 'Americano'.\n"); //Confirmation message for user.
}
else if(pIn == 4)
{
texasBBQ(pizza); //Calls texasBBQ method that builds the pizza.
System.out.println("You've selected 'TexasBBQ'.\n"); //Confirmation message for user.
}
else if(pIn == 5)
{
veggie(pizza); //Calls veggie method that builds the pizza.
System.out.println("You've selected 'Veggie'.\n"); //Confirmation message for user.
}
pizza.setpIn(pIn);
}
//******************************Predefined pizza methods for the menu******************************//
public static void margherita(Pizza pizza)
{
pizza.setPizzaBase(new PizzaTopping("thin", 2.50, false)); //Creates and adds base object to the pizza object.
pizza.addTopping(new PizzaTopping("Tomato Sauce",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Cheese",0.50, false)); //Creates and adds topping object to the pizza object.
}
public static void hawaiian(Pizza pizza)
{
pizza.setPizzaBase(new PizzaTopping("thin", 2.50, false)); //Creates and adds base object to the pizza object.
pizza.addTopping(new PizzaTopping("Tomato Sauce",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Cheese",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Ham",1.25, true)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Pineapple",1.25, false)); //Creates and adds topping object to the pizza object.
}
public static void americano(Pizza pizza)
{
pizza.setPizzaBase(new PizzaTopping("Stuffed crust", 4.50, false)); //Creates and adds base object to the pizza object.
pizza.addTopping(new PizzaTopping("BBQ Sauce",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Cheese",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Chicken",1.75, true)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Pepperoni",1.50, true)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Onion",0.75, false)); //Creates and adds topping object to the pizza object.
}
public static void texasBBQ(Pizza pizza)
{
pizza.setPizzaBase(new PizzaTopping("thick", 3.00, false)); //Creates and adds base object to the pizza object.
pizza.addTopping(new PizzaTopping("BBQ Sauce",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Cheese",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Chicken",1.75, true)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Peppers",1.00, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Bacon",2.00, true)); //Creates and adds topping object to the pizza object.
}
public static void veggie(Pizza pizza)
{
pizza.setPizzaBase(new PizzaTopping("thin", 2.50, false)); //Creates and adds base object to the pizza object.
pizza.addTopping(new PizzaTopping("Tomato Sauce",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Cheese",0.50, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Peppers",1.00, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Mushrooms",0.75, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Onions",0.75, false)); //Creates and adds topping object to the pizza object.
pizza.addTopping(new PizzaTopping("Sweetcorn",0.50, false)); //Creates and adds topping object to the pizza object.
}
} PizzaTopping.java //Name: Ankit Singh - 2020B0123006 //Program: Project two - PizzaTopping //Module: CSC1021 - Programming I //Description: This class extends PizzaBase and builds the base and toppings.
public class PizzaTopping extends PizzaBase { //No main method
public PizzaTopping(String Name, double Cost, boolean vegetarian) //Pizza topping constructor.
{
setName(Name); //Sets the object's name using a set method.
setCost(Cost); //Sets the object's cost using a set method.
setVeg(vegetarian); //Sets object's boolean for vegetarian using a setter method.
}
} @2020B0123006