}

    @Override
    public ArtifactRepository getRepository() {
        return null;
    }

    @Override
    public void setRepository(ArtifactRepository remoteRepository) {
        /*
         * NOTE: Metadata at the g:a level contains a collection of available versions. After merging, we can't tell

    String getId();

    String getDependencyConflictId();

    void addMetadata(ArtifactMetadata metadata);

    Collection<ArtifactMetadata> getMetadataList();

    void setRepository(ArtifactRepository remoteRepository);

    ArtifactRepository getRepository();

    void updateVersion(String version, ArtifactRepository localRepository);

    String getDownloadUrl();

    void setDownloadUrl(String downloadUrl);

        });

        // Configure repositories
        // TODO: we should read settings
        RemoteRepository central =
                session.createRemoteRepository(RemoteRepository.CENTRAL_ID, "https://repo.maven.apache.org/maven2");
        RemoteRepository snapshots = session.getService(RepositoryFactory.class)
                .createRemote(Repository.newBuilder()

import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.classworlds.realm.ClassRealm;
import org.eclipse.aether.repository.RemoteRepository;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import static org.apache.maven.api.Lifecycle.AFTER;
import static org.apache.maven.api.Lifecycle.AT;
import static org.apache.maven.api.Lifecycle.BEFORE;

        }

        @Override
        public List<ArtifactVersion> retrieveAvailableVersionsFromDeploymentRepository(
                Artifact artifact, ArtifactRepository localRepository, ArtifactRepository remoteRepository)
                throws ArtifactMetadataRetrievalException {
            return retrieveAvailableVersions(artifact);
        }

        private List<ArtifactVersion> retrieveAvailableVersions(Artifact artifact) {

 * <ul>
 *   <li>Access to the current {@link org.apache.maven.api.Project}</li>
 *   <li>Access to the {@link org.apache.maven.api.LocalRepository} and {@link org.apache.maven.api.RemoteRepository} configurations</li>
 *   <li>Access to Maven services through {@link org.apache.maven.api.Session#getService(Class)}</li>
 *   <li>Build configuration and settings</li>
 * </ul>
 *
 * <h3>Dependency management</h3>