&& effective.getPluginRepositories().isEmpty()) {
            Repository central = Repository.newBuilder()
                    .id("central")
                    .name("Central Repository")
                    .url("https://repo.maven.apache.org/maven2")
                    .snapshots(RepositoryPolicy.newBuilder().enabled(false).build())
                    .build();
            Repository centralWithNoUpdate = central.withReleases(

        if (reporting != null) {
            newReporting = Reporting.newBuilder(reporting)
                    .outputDirectory(alignToBaseDirectory(reporting.getOutputDirectory(), basedir))
                    .build();
        }
        if (newBuild != build || newReporting != reporting) {
            model = Model.newBuilder(model)
                    .build(newBuild)
                    .reporting(newReporting)

    void testValidate() {
        Profile prof = Profile.newBuilder().id("xxx").build();
        Settings model = Settings.newBuilder().profiles(List.of(prof)).build();
        List<BuilderProblem> problems = validator.validate(model);
        assertEquals(0, problems.size());

        Repository repo = org.apache.maven.api.settings.Repository.newInstance(false);
        Settings model2 = Settings.newBuilder()

        if (model == null) {
            return null;
        }

        Model.Builder builder = Model.newBuilder(model);
        builder.url(normalize(model.getUrl()));

        Scm scm = model.getScm();
        if (scm != null) {
            builder.scm(Scm.newBuilder(scm)
                    .url(normalize(scm.getUrl()))
                    .connection(normalize(scm.getConnection()))

        super(metadata, path, timestamp);
    }

    protected static Metadata createRepositoryMetadata(Artifact artifact) {
        return Metadata.newBuilder()
                .modelVersion("1.1.0")
                .groupId(artifact.getGroupId())
                .artifactId(artifact.getArtifactId())
                .version(artifact.getBaseVersion())
                .build();

            if (profile != null) {
                Model.Builder builder = Model.newBuilder(model);
                merger.mergeModelBase(builder, model, profile);

                if (profile.getBuild() != null) {
                    Build build = model.getBuild() != null ? model.getBuild() : Build.newInstance();
                    Build.Builder bbuilder = Build.newBuilder(build);

                        Dependency dependency = dependencies.get(key);
                        newDeps.add(dependency);
                    }
                    return Model.newBuilder(model).dependencies(newDeps).build();
                }
            }
            return model;
        }

        @Override
        protected void mergeDependency_Optional(

@Named
@Singleton
public class BuildModelTransformer implements ModelTransformer {

    @Override
    public Model transform(ModelTransformerContext context, Model model, Path path) {
        Model.Builder builder = Model.newBuilder(model);
        handleParent(context, model, path, builder);
        handleReactorDependencies(context, model, path, builder);
        handleCiFriendlyVersion(context, model, path, builder);
        return builder.build();

                                    && versioning.getSnapshot().getBuildNumber() > 0) {
                                versioning = Versioning.newBuilder()
                                        .lastUpdated(versioning.getLastUpdated())
                                        .snapshot(Snapshot.newBuilder()
                                                .localCopy(true)
                                                .build())

        }

        @Override
        protected Plugin mergePlugin(
                Plugin target, Plugin source, boolean sourceDominant, Map<Object, Object> context) {
            Plugin.Builder builder = Plugin.newBuilder(target);
            if (source.isInherited()) {
                mergeConfigurationContainer(builder, target, source, sourceDominant, context);
            }