public ArrayList<Category> getMenuCategories() {
ArrayList<Category> categories = new ArrayList<Category>();
for (Category c : Category.values()) {
categories.add(c);
}
return categories;
}
private MenuItem createMenuItem(String currentLine) {
String[] tokens = currentLine.split("\\s*,\\s*");
String itemName = tokens[0].trim();
double price = Double.parseDouble(tokens[1].trim());
Category cat = Category.valueOf(tokens[2].trim());
MenuItem item = new MenuItem(itemName, price, cat);
return item;
}
public MenuController() {
menuItemsByCategory = new HashMap<Category, ArrayList<MenuItem>>();
for (Category category : Category.values()) {
ArrayList<MenuItem> list = new ArrayList<MenuItem>();
menuItemsByCategory.put(category, list);
}
loadMenuFromFile(MenuController.LUNCH_MENU_PATH);
}
public void loadMenuFromFile(String path) {
for (Category category : Category.values()) {
menuItemsByCategory.get(category).clear();
}
BufferedReader reader = null;
try {
reader = new BufferedReader(new FileReader(path));
String currentLine;
while ((currentLine = reader.readLine()) != null) {
MenuItem item = createMenuItem(currentLine);
ArrayList<MenuItem> list = menuItemsByCategory.get(item.getCategory());
list.add(item);
}
} catch (IOException ex) {
System.err.println(ex.getMessage());
}
}