Model
Management
Magento\Catalog\Model\ProductLink\Management
What it does
This class manages product link relationships (related, upsell, cross-sell) through Magento's API.
Developers use it to programmatically retrieve or set product associations, such as adding related products to a product by SKU.
It validates link types and handles saving product relationships through the product repository.
Public Methods
- getLinkedItemsByType()
- setProductLinks()