package com.baeldung.mapper; import org.mapstruct.Mapper; import org.mapstruct.Mapping; import org.mapstruct.MappingTarget; import com.baeldung.entity.Address; import com.baeldung.entity.Customer; import com.baeldung.entity.DeliveryAddress; @Mapper public interface DeliveryAddressMapper { @Mapping(source = "customer.firstName", target = "forename") @Mapping(source = "customer.lastName", target = "surname") @Mapping(source = "address.street", target = "street") @Mapping(source = "address.postalcode", target = "postalcode") @Mapping(source = "address.county", target = "county") DeliveryAddress from(Customer customer, Address address); @Mapping(source = "address.postalcode", target = "postalcode") @Mapping(source = "address.county", target = "county") DeliveryAddress updateAddress(@MappingTarget DeliveryAddress deliveryAddress, Address address); }