Generated mapper for MapStruct issue: https://github.com/mapstruct/mapstruct/issues/1269

VehicleMapperImpl.java

import java.util.ArrayList;
import java.util.List;

public class VehicleMapperImpl implements VehicleMapper {

    @Override
    public VehicleDto map(Vehicle in) {
        if ( in == null ) {
            return null;
        }

        VehicleDto vehicleDto = new VehicleDto();

        if ( in.getVehicleTypeInfo() != null ) {
            if ( vehicleDto.getVehicleInfo() == null ) {
                vehicleDto.setVehicleInfo( new VehicleInfoDto() );
            }
            vehicleTypeInfoToVehicleInfoDto( in.getVehicleTypeInfo(), vehicleDto.getVehicleInfo() );
        }
        else {
            vehicleDto.setVehicleInfo( null );
        }
        if ( vehicleDto.getVehicleInfo() == null ) {
            vehicleDto.setVehicleInfo( new VehicleInfoDto() );
        }
        vehicleToVehicleInfoDto( in, vehicleDto.getVehicleInfo() );

        return vehicleDto;
    }

    protected void vehicleTypeInfoToVehicleInfoDto(VehicleTypeInfo vehicleTypeInfo, VehicleInfoDto mappingTarget) {
        if ( vehicleTypeInfo == null ) {
            return;
        }

        mappingTarget.setType( vehicleTypeInfo.getType() );
        mappingTarget.setName( vehicleTypeInfo.getName() );
        mappingTarget.setDoors( vehicleTypeInfo.getDoors() );
    }

    protected VehicleImageDto vehicleImageToVehicleImageDto(VehicleImage vehicleImage) {
        if ( vehicleImage == null ) {
            return null;
        }

        VehicleImageDto vehicleImageDto = new VehicleImageDto();

        vehicleImageDto.setPictureSize( vehicleImage.getPictureSize() );
        vehicleImageDto.setSrc( vehicleImage.getSrc() );

        return vehicleImageDto;
    }

    protected List<VehicleImageDto> vehicleImageListToVehicleImageDtoList(List<VehicleImage> list) {
        if ( list == null ) {
            return null;
        }

        List<VehicleImageDto> list1 = new ArrayList<VehicleImageDto>( list.size() );
        for ( VehicleImage vehicleImage : list ) {
            list1.add( vehicleImageToVehicleImageDto( vehicleImage ) );
        }

        return list1;
    }

    protected void vehicleToVehicleInfoDto(Vehicle vehicle, VehicleInfoDto mappingTarget) {
        if ( vehicle == null ) {
            return;
        }

        if ( mappingTarget.getImages() != null ) {
            List<VehicleImageDto> list = vehicleImageListToVehicleImageDtoList( vehicle.getImages() );
            if ( list != null ) {
                mappingTarget.getImages().clear();
                mappingTarget.getImages().addAll( list );
            }
            else {
                mappingTarget.setImages( null );
            }
        }
        else {
            List<VehicleImageDto> list = vehicleImageListToVehicleImageDtoList( vehicle.getImages() );
            if ( list != null ) {
                mappingTarget.setImages( list );
            }
        }
    }
}