artifact.setFile(localFile);

        if (!localFile.exists()) {
            if (request.getRemoteRepositories().isEmpty()) {
                throw new IOException(localFile + " does not exist and no remote repositories are configured");
            }

            ArtifactRepository remoteRepo = request.getRemoteRepositories().get(0);

            File remoteFile = new File(remoteRepo.getBasedir(), remoteRepo.pathOf(artifact));

    }

    @Override
    public ResolutionGroup retrieve(MetadataResolutionRequest request) throws ArtifactMetadataRetrievalException {
        return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
    }

        // as well as its dependencies.

        if (request.isResolveRoot() /* && rootArtifact.getFile() == null */) {
            try {
                resolve(rootArtifact, request.getRemoteRepositories(), session);
            } catch (ArtifactResolutionException e) {
                result.addErrorArtifactException(e);
                return result;
            } catch (ArtifactNotFoundException e) {

        // nothing here
    }

    public ArtifactResolutionRequest(RepositoryRequest request) {
        setLocalRepository(request.getLocalRepository());
        setRemoteRepositories(request.getRemoteRepositories());
        setOffline(request.isOffline());
        setForceUpdate(request.isForceUpdate());
    }

    public Artifact getArtifact() {
        return artifact;
    }

        return localRepository;
    }

    public void setLocalRepository(ArtifactRepository localRepository) {
        this.localRepository = localRepository;
    }

    public List<ArtifactRepository> getRemoteRepositories() {
        return remoteRepositories;
    }

    public void setRemoteRepositories(List<ArtifactRepository> remoteRepositories) {
        this.remoteRepositories = remoteRepositories;
    }

    public Artifact getOriginatingArtifact() {
        return originatingArtifact;
    }

    public List<Artifact> getArtifacts() {
        return artifacts;
    }

    public List<ArtifactRepository> getRemoteRepositories() {
        return remoteRepositories;
    }

    /**
     * Gets the remote repositories to use for the resolution.
     *
     * @return The remote repositories to use for the resolution, never {@code null}.
     */
    @Override
    List<ArtifactRepository> getRemoteRepositories();

    /**
     * Sets the remote repositories to use for the resolution.
     *
     * @param remoteRepositories The remote repositories to use for the resolution.
     * @return This request, never {@code null}.

     */
    @Nonnull
    List<Node> getChildren();

    /**
     * @return repositories of this node
     */
    @Nonnull
    List<RemoteRepository> getRemoteRepositories();

    /**
     * The repository where this artifact has been downloaded from.
     */
    @Nonnull
    Optional<RemoteRepository> getRepository();

    /**

    }

    @Override
    public ResolutionGroup retrieve(MetadataResolutionRequest request) {
        return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
    }

        return this.classifier;
    }

    /** @return the path */
    public String getPath() {
        return this.path;
    }

    public List<ArtifactRepository> getRemoteRepositories() {
        return remoteRepositories;
    }

    public String getOriginalMessage() {
        return originalMessage;
    }