Mapstruct #1003

Address.java

public class Address {

    private String street;

    public String getStreet() {
        return street;
    }

    public void setStreet(String street) {
        this.street = street;
    }

    public static class Builder {
        private String street;

        public String getStreet() {
            return street;
        }

        public void setStreet(String street) {
            this.street = street;
        }

        public Address build() {
            Address address = new Address();
            address.setStreet( street );
            return address;
        }
    }
}

BillingAddress.java

public class BillingAddress {

    private String street;

    public String getStreet() {
        return street;
    }

    public void setStreet(String street) {
        this.street = street;
    }
}

Input.java

public class Input {

    BillingAddress billingAddress;

    public BillingAddress getBillingAddress() {
        return billingAddress;
    }

    public void setBillingAddress(BillingAddress billingAddress) {
        this.billingAddress = billingAddress;
    }
}

MyMapping.java

import org.mapstruct.Mapper;
import org.mapstruct.Mapping;
import org.mapstruct.Mappings;

@Mapper
public interface MyMapping {

    Address.Builder mapAddress(BillingAddress billingAddress);

    @Mappings( {
        @Mapping( source = "input.billingAddress", target = "address")
    } )
    PersonalDetails mapCustomer(Input input);

}

PersonalDetails.java

public class PersonalDetails {

    private Address address;

    public Address getAddress() {
        return address;
    }

    public void setAddress(Address address) {
        this.address = address;
    }

    public void setAddress(Address.Builder builder) {
        this.address = builder.build();
    }
}