// Generates an item number based on the attributes of an Item object.
        public static int getItemNumber(ShoppingCart.Item item)
        {
            int itemNumber = (int)item.getType() + 1;
            itemNumber = (itemNumber * 10) + (int)item.getStain();

            // Based on the type of the item, generate additional digits for the item number based on that Item_Types attributes.
            if(item.getType() == ShoppingCart.Item.Item_Type.Board){
                itemNumber = (itemNumber * 10) + (int)((ShoppingCart.Chalkboard)item).getMagneticType();
                itemNumber = (itemNumber * 10) + (int)((ShoppingCart.Chalkboard)item).getFrameStyle();
                itemNumber = (itemNumber * 10) + (int)((ShoppingCart.Chalkboard)item).getHangingDirection();
                itemNumber = (itemNumber * 100) + (int)((ShoppingCart.Chalkboard)item).getLength();
                itemNumber = (itemNumber * 100) + (int)((ShoppingCart.Chalkboard)item).getWidth();
            }
            else if(item.getType() == ShoppingCart.Item.Item_Type.Sconce){
                // Item number multiplied by 10000000 to match length of chalkboard item number.
                itemNumber = (itemNumber * 10000000) + (int)((ShoppingCart.Sconce)item).getHeight();
            }
            else if(item.getType() == ShoppingCart.Item.Item_Type.Box){
                // Item number multiplied by 10000000 to match length of chalkboard item number.
                itemNumber = (itemNumber * 10000000) + (int)((ShoppingCart.Box)item).getLength();
            }
            else if(item.getType() == ShoppingCart.Item.Item_Type.Organizer){
                // Item number multiplied by 10000000 to match length of chalkboard item number.
                itemNumber = (itemNumber * 10) + (int)((ShoppingCart.JarOrganizer)item).getJarCount();
                itemNumber = (itemNumber * 1000000) + (int)((ShoppingCart.JarOrganizer)item).getWidth();
            }
            else if(item.getType() == ShoppingCart.Item.Item_Type.JarSconce){
                // Item number multiplied by 10000000 to match length of chalkboard item number.
                itemNumber = (itemNumber * 10) + (int)((ShoppingCart.JarSconce)item).getSconceCount();
                itemNumber = (itemNumber * 1000000) + (int)((ShoppingCart.JarSconce)item).getHeight();
            }
            return itemNumber;
        }