public static IDictionary <string, IShop> CreatePredefinedShops()
{
IDictionary <string, IShop> shops = new Dictionary <string, IShop>();
Mall mall = new Mall();
Bazaar bazaar = new Bazaar(mall);
Store store = new Store(bazaar);
shops.Add(mall.GetType().Name, mall);
shops.Add(bazaar.GetType().Name, bazaar);
shops.Add(store.GetType().Name, store);
return(shops);
}