if (activeProfileIds == null) {
            activeProfileIds = new ArrayList<>();
        }

        return activeProfileIds;
    }

    @Override
    public DefaultModelBuildingRequest setActiveProfileIds(List<String> activeProfileIds) {
        if (activeProfileIds != null) {
            this.activeProfileIds = new ArrayList<>(activeProfileIds);
        } else {

        if (activeProfileIds != null) {
            this.activeProfileIds = Collections.unmodifiableList(activeProfileIds);
        } else {
            this.activeProfileIds = Collections.emptyList();
        }

        return this;
    }

    @Override
    public List<String> getInactiveProfileIds() {
        return inactiveProfileIds;
    }

    /**

            this.profiles = profiles;
            return this;
        }

        public ModelBuilderRequestBuilder activeProfileIds(List<String> activeProfileIds) {
            this.activeProfileIds = activeProfileIds;
            return this;
        }

        public ModelBuilderRequestBuilder inactiveProfileIds(List<String> inactiveProfileIds) {

     * Sets the identifiers of those profiles that should be activated by explicit demand.
     *
     * @param activeProfileIds The identifiers of those profiles to activate, may be {@code null}.
     * @return This request, never {@code null}.
     */
    ModelBuildingRequest setActiveProfileIds(List<String> activeProfileIds);

    /**
     * Gets the identifiers of those profiles that should be deactivated by explicit demand.
     *

import static java.util.Objects.requireNonNull;

/**
 * Request used to build a {@link org.apache.maven.api.Project} using
 * the {@link ProjectBuilder} service.
 *
 * TODO: add validationLevel, activeProfileIds, inactiveProfileIds, resolveDependencies
 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface ProjectBuilderRequest extends RepositoryAwareRequest {

    /**