ssd3 exercise5

import java.io.*; /** * This class implements a gourmet coffee system. * * @author Michael * @version 1.1.0 * @see Product * @see Coffee * @see CoffeeBrewer * @see Catalog * @see OrderItem * @see Order * @see SalesFormatter * @see PlainTextSalesFormatter * @see HTMLSalesFormatter * @see XMLSalesFormatter */ public class GourmetCoffee { private static BufferedReader stdIn = new BufferedReader( new InputStreamReader(System.in)); private static PrintWriter stdOut = new PrintWriter(System.out, true); private static PrintWriter stdErr = new PrintWriter(System.err, true); private Sales sales; private SalesFormatter salesFormatter; /** * Loads data into the catalog and starts the application. * * @param args * String arguments. Not used. * @throws IOException * if there are errors in the input. */ public static void main(String[] args) throws IOException { GourmetCoffee application = new GourmetCoffee(); application.run(); } /** * Constructs a <code>GourmetCoffee</code> object and initializes the * catalog and sales data. * * @param initialCatalog * a product catalog */ private GourmetCoffee() { this.sales = new Sales(); this.salesFormatter = PlainTextSalesFormatter.getSingletonInstance(); loadSales(loadCatalog()); } /** * Creates an empty catalog and then add products to it. * * @return a product catalog */ private Catalog loadCatalog() { Catalog catalog = new Catalog(); catalog.addProduct(new Coffee("C001", "Colombia, Whole, 1 lb", 17.99, "Colombia", "Medium", "Rich and Hearty", "Rich", "Medium", "Full")); catalog.addProduct(new Coffee("C002", "Colombia, Ground, 1 lb", 18.75, "Colombia", "Medium", "Rich and Hearty", "Rich", "Medium", "Full")); catalog.addProduct(new Coffee("C003", "Italian Roasts, Whole, 1 lb", 16.80, "Latin American Blend", "Italian Roast", "Dark and heavy", "Intense", "Low", "Medium")); catalog.addProduct(new Coffee("C004", "Italian Roasts, Ground, 1 lb", 17.55, "Latin American Blend", "Italian Roast", "Dark and heavy", "Intense", "Low", "Medium")); catalog .addProduct(new Coffee("C005", "French Roasts, Whole, 1 lb", 16.80, "Latin American Blend", "French Roast", "Bittersweet, full intense", "Intense, full", "None", "Medium")); catalog .addProduct(new Coffee("C006", "French Roasts, Ground, 1 lb", 17.55, "Latin American Blend", "French Roast", "Bittersweet, full intense", "Intense, full", "None", "Medium")); catalog.addProduct(new Coffee("C007", "Guatemala, Ground, 1 lb", 17.99, "Guatemala", "Medium", "Rich and complex", "Spicy", "Medium to high", "Medium to full")); catalog.addProduct(new Coffee("C008", "Guatemala, Ground, 1 lb", 18.75, "Guatemala", "Medium", "Rich and complex", "Spicy", "Medium to high", "Medium to full")); catalog.addProduct(new Coffee("C009", "Guatemala, Whole, 1 lb", 19.99, "Sumatra", "Medium", "Vibrant and powdery", "Like dark chocolate", "Gentle", "Rich and full")); catalog.addProduct(new Coffee("C010", "Guatemala, Ground, 1 lb", 20.50, "Sumatra", "Medium", "Vibrant and powdery", "Like dark chocolate", "Gentle", "Rich and full")); catalog.addProduct(new Coffee("C011", "Special Blend, Whole, 1 lb", 16.80, "Latin American Blend", "Dark roast", "Full, roasted flavor", "Hearty", "Bold and rich", "Full")); catalog.addProduct(new Coffee("C012", "Special Blend, Ground, 1 lb", 17.55, "Latin American Blend", "Dark roast", "Full, roasted flavor", "Hearty", "Bold and rich", "Full")); catalog.addProduct(new CoffeeBrewer("B001", "Home Coffee Brewer", 150.00, "Brewer 100", "Pourover", 6)); catalog.addProduct(new CoffeeBrewer("B002", "Coffee Brewer, 2 Warmers", 200.00, "Brewer 200", "Pourover", 12)); catalog.addProduct(new CoffeeBrewer("B003", "Coffee Brewer, 3 Warmers", 280.00, "Brewer 210", "Pourover", 12)); catalog.addProduct(new CoffeeBrewer("B004", "Commercial Brewer, 20 cups", 380.00, "Quick Coffee 100", "Automatic", 20)); catalog.addProduct(new CoffeeBrewer("B005", "Commercial Brewer, 40 cups", 480.00, "Quick Coffee 200", "Automatic", 40)); catalog.addProduct(new Product("A001", "Almond Flavored Syrup", 9.00)); catalog.addProduct(new Product("A002", "Irish Creme Flavored Syrup", 9.00)); catalog.addProduct(new Product("A003", "Mint Flavored syrup", 9.00)); catalog.addProduct(new Product("A004", "Caramel Flavored Syrup", 9.00)); catalog .addProduct(new Product("A005", "Gourmet Coffee Cookies", 12.00)); catalog.addProduct(new Product("A006", "Gourmet Coffee Travel Thermo", 18.00)); catalog.addProduct(new Product("A007", "Gourmet Coffee Ceramic Mug", 8.00)); catalog.addProduct(new Product("A008", "Gourmet Coffee 12 Filters", 15.00)); catalog.addProduct(new Product("A009", "Gourmet Coffee 36 Filters", 45.00)); return catalog; } /** * Initializes the sales object. */ private void loadSales(Catalog catalog) { Order orderOne = new Order(); orderOne.addItem(new OrderItem(catalog.getProduct("C001"), 5)); this.sales.addOrder(orderOne); Order orderTwo = new Order(); orderTwo.addItem(new OrderItem(catalog.getProduct("C002"), 2)); orderTwo.addItem(new OrderItem(catalog.getProduct("A001"), 2)); this.sales.addOrder(orderTwo); Order orderThree = new Order(); orderThree.addItem(new OrderItem(catalog.getProduct("B002"), 1)); this.sales.addOrder(orderThree); } /** * Displays a menu of options and verifies the user's choice. * * @return an integer in the range [0,3] */ private int getChoice() throws IOException { int input; do { try { stdErr.println(); stdErr.print("[0] Quit\n" + "[1] Display sales (Plain Text)\n" + "[2] Display sales (HTML)\n" + "[3] Display sales (XML)\n" + "choice> "); stdErr.flush(); input = Integer.parseInt(stdIn.readLine()); stdErr.println(); if (0 <= input && 3 >= input) { break; } else { stdErr.println("Invalid choice: " + input); } } catch (NumberFormatException nfe) { stdErr.println(nfe); } } while (true); return input; } /** * Changes the sales formatter. * * @param newFormatter * a sales formatter */ private void setSalesFormatter(SalesFormatter newFormatter) { /* PLACE YOUR CODE HERE */ salesFormatter = newFormatter; } /** * Displays the sales information in the current format. */ private void displaySales() { /* PLACE YOUR CODE HERE */ stdOut.println(salesFormatter.formatSales(sales)); } /** * Presents the user with a menu of options and executes the selected task. * * @throws IOException * if error reading from standard input. */ private void run() throws IOException { int choice = getChoice(); while (choice != 0) { if (choice == 1) { /* PLACE YOUR CODE HERE */ setSalesFormatter(PlainTextSalesFormatter .getSingletonInstance()); } else if (choice == 2) { /* PLACE YOUR CODE HERE */ setSalesFormatter(HTMLSalesFormatter.getSingletonInstance()); } else if (choice == 3) { /* PLACE YOUR CODE HERE */ setSalesFormatter(XMLSalesFormatter.getSingletonInstance()); } displaySales(); choice = getChoice(); } } }