ShippingInformationManagementInterface
Magento\Checkout\Api\ShippingInformationManagementInterface
What it does
This interface defines the contract for managing shipping information during checkout in Magento 2.
Developers use this to save customer shipping addresses and selected shipping methods to a quote/cart, which then returns updated payment details including available payment methods and totals.
It's typically implemented in custom checkout flows or when integrating third-party shipping solutions.
Public Methods
- saveAddressInformation()