/** * {@inheritdoc} */ public function delete(\Magento\Catalog\Api\Data\ProductInterface $product) { $sku = $product->getSku(); $productId = $product->getId(); try { $this->resourceModel->delete($product); } catch (\Exception $e) { throw new \Magento\Framework\Exception\StateException(__('Unable to remove product %1', $sku)); } unset($this->instances[$sku]); unset($this->instancesById[$productId]); return true; }