/** * {@inheritdoc} */ public function addProduct(ProductInterface $product) { if (!$this->products->contains($product)) { $this->products->add($product); } return $this; }
/** * {@inheritdoc} */ public function addAssociatedProduct(ProductInterface $product) { if (!$this->hasAssociatedProduct($product)) { $this->associatedProducts->add($product); } }
/** * @param ProductInterface $product * @return ArticleInterface */ public function addProduct(ProductInterface $product) { $this->products->add($product); return $this; }