public function set_line_items() {
        foreach ( $this->cart->get_cart() as $cart_item ) {

            do_action( 'woocommerce/cart_loop/start', $cart_item );

            $new_object_cart_item          = new CartLineItem( $cart_item, $this->config );
            $this->line_items[] = apply_filters( $this->get_filter_name( 'line_items' ), $new_object_cart_item, $this->cart );

            do_action( 'woocommerce/cart_loop/end', $cart_item );
        }

        $this->line_items = apply_filters( $this->get_filter_name( __FUNCTION__ ), $this->line_items, $this->cart );
    }