public void transformForResolve(
            Artifact artifact, List<ArtifactRepository> remoteRepositories, ArtifactRepository localRepository)
            throws ArtifactResolutionException, ArtifactNotFoundException {
        RepositoryRequest request = new DefaultRepositoryRequest();
        request.setLocalRepository(localRepository);
        request.setRemoteRepositories(remoteRepositories);
        transformForResolve(artifact, request);
    }

            Artifact artifact,
            boolean resolveManagedVersions,
            ArtifactRepository localRepository,
            List<ArtifactRepository> remoteRepositories);

    void put(
            Artifact artifact,
            boolean resolveManagedVersions,
            ArtifactRepository localRepository,
            List<ArtifactRepository> remoteRepositories,
            ResolutionGroup result);

    void flush();

public class TestMetadataSource implements ArtifactMetadataSource {
    @Inject
    private ArtifactFactory factory;

    @Override
    public ResolutionGroup retrieve(
            Artifact artifact, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories)
            throws ArtifactMetadataRetrievalException {
        Set<Artifact> dependencies = new HashSet<>();

        if ("g".equals(artifact.getArtifactId())) {

    ArtifactResolutionResult collect(
            Set<Artifact> artifacts,
            Artifact originatingArtifact,
            Map<String, Artifact> managedVersions,
            ArtifactRepository localRepository,
            List<ArtifactRepository> remoteRepositories,
            ArtifactMetadataSource source,
            ArtifactFilter filter,
            List<ResolutionListener> listeners,

    }

    @Override
    public void transformForInstall(Artifact artifact, ArtifactRepository localRepository) {
        // metadata is added via addPluginArtifactMetadata
    }

    @Override
    public void transformForDeployment(
            Artifact artifact, ArtifactRepository remoteRepository, ArtifactRepository localRepository) {
        // metadata is added via addPluginArtifactMetadata
    }

    @Override

        return repositoryRequest.getLocalRepository();
    }

    @Override
    public DefaultMetadataResolutionRequest setLocalRepository(ArtifactRepository localRepository) {
        repositoryRequest.setLocalRepository(localRepository);

        return this;
    }

    @Override
    public List<ArtifactRepository> getRemoteRepositories() {
        return repositoryRequest.getRemoteRepositories();
    }

        // when you are using a custom settings.xml that contains a relative path entry
        // for the local repository setting.

        File localRepository = new File(url.substring("file://".length()));

        if (!localRepository.isAbsolute()) {
            url = "file://" + localRepository.getCanonicalPath();
        }

        return url;
    }

    @Override

import org.eclipse.aether.repository.LocalMetadataRegistration;
import org.eclipse.aether.repository.LocalMetadataRequest;
import org.eclipse.aether.repository.LocalMetadataResult;
import org.eclipse.aether.repository.LocalRepository;
import org.eclipse.aether.repository.LocalRepositoryManager;
import org.eclipse.aether.repository.RemoteRepository;

/**

    /**
     * Sets the local repository to use for the resolution.
     *
     * @param localRepository The local repository to use for the resolution.
     * @return This request, never {@code null}.
     */
    @Override
    MetadataResolutionRequest setLocalRepository(ArtifactRepository localRepository);

    /**
     * Gets the remote repositories to use for the resolution.
     *

    public void transformForInstall(Artifact artifact, ArtifactRepository localRepository) {
        ArtifactMetadata metadata = createMetadata(artifact);

        artifact.addMetadata(metadata);
    }

    @Override
    public void transformForDeployment(
            Artifact artifact, ArtifactRepository remoteRepository, ArtifactRepository localRepository) {
        ArtifactMetadata metadata = createMetadata(artifact);