/**
 * A stub implementation to bypass artifact resolution from repositories.
 *
 */
public class EmptyProjectBuildingHelper implements ProjectBuildingHelper {

    @Override
    public List<ArtifactRepository> createArtifactRepositories(
            List<Repository> pomRepositories,
            List<ArtifactRepository> externalRepositories,
            ProjectBuildingRequest request) {
        if (externalRepositories != null) {

     *            {@code null}.
     * @return The effective artifact repositories, never {@code null}.
     * @throws InvalidRepositoryException
     */
    List<ArtifactRepository> createArtifactRepositories(
            List<Repository> pomRepositories,
            List<ArtifactRepository> externalRepositories,
            ProjectBuildingRequest request)
            throws InvalidRepositoryException;

    /**

        this.projectRealmCache = projectRealmCache;
        this.repositorySystem = repositorySystem;
        this.pluginManager = pluginManager;
    }

    @Override
    public List<ArtifactRepository> createArtifactRepositories(
            List<Repository> pomRepositories,
            List<ArtifactRepository> externalRepositories,
            ProjectBuildingRequest request)
            throws InvalidRepositoryException {

            // remote repositories
            List<ArtifactRepository> remoteRepositories = request.getRemoteRepositories();
            try {
                remoteRepositories = projectBuildingHelper.createArtifactRepositories(
                        project.getModel().getRepositories(), remoteRepositories, request);
            } catch (Exception e) {
                result.getProblemCollector()