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

        return activeProfileIds;
    }

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

            this.profiles = profiles;
            return this;
        }

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

        public ModelBuilderRequestBuilder inactiveProfileIds(List<String> inactiveProfileIds) {

     * @param activeProfileIds A {@link List} of profile IDs that must be activated.
     * @deprecated Use {@link #activateOptionalProfile(String)} or {@link #activateRequiredProfile(String)} instead.
     */
    @Deprecated
    public void overwriteActiveProfiles(List<String> activeProfileIds) {
        getActiveProfiles().forEach(this.activations::remove);
        activeProfileIds.forEach(this::activateOptionalProfile);
    }

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

        return this;
    }

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

    /**

    @Override
    public List<String> getActiveProfileIds() {
        return activeProfileIds;
    }

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

    @Override

    public List<String> getActiveProfileIds() {
        return request.getActiveProfileIds();
    }

    @Override
    public FilterModelBuildingRequest setActiveProfileIds(List<String> activeProfileIds) {
        request.setActiveProfileIds(activeProfileIds);

        return this;
    }

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

     * 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 {

    /**

    // Profiles

    /**
     * Set any active profiles that the {@link ProjectBuilder} should consider while constructing
     * a {@link MavenProject}.
     */
    void setActiveProfileIds(List<String> activeProfileIds);

    List<String> getActiveProfileIds();

    void setInactiveProfileIds(List<String> inactiveProfileIds);

    List<String> getInactiveProfileIds();

    /**

                                    .map(org.apache.maven.model.Profile::getDelegate)
                                    .toList()
                            : null);
            modelBuildingRequest.activeProfileIds(request.getActiveProfileIds());
            modelBuildingRequest.inactiveProfileIds(request.getInactiveProfileIds());
            modelBuildingRequest.systemProperties(toMap(request.getSystemProperties()));