}

            ClasspathContainer cpc = new ClasspathContainer(scope);
            if (cleanGraph.isEmptyEdges()) {
                // single entry in the classpath, populated from itself
                ArtifactMetadata amd = cleanGraph.getEntry().getMd();
                cpc.add(amd);
            } else {
                ClasspathGraphVisitor v = new ClasspathGraphVisitor(cleanGraph, cpc);

import java.util.Collection;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadata;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
import org.apache.maven.artifact.repository.MavenArtifactRepository;

        return artifact.getDependencyConflictId();
    }

    /** {@inheritDoc} */
    @Override
    public void addMetadata(ArtifactMetadata metadata) {
        artifact.addMetadata(metadata);
    }

    /** {@inheritDoc} */
    @Override
    public Collection<ArtifactMetadata> getMetadataList() {
        return artifact.getMetadataList();
    }

    /** {@inheritDoc} */
    @Override

import javax.inject.Named;
import javax.inject.Singleton;

import java.io.File;

import org.apache.maven.RepositoryUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadata;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.LegacyLocalRepositoryManager;
import org.apache.maven.artifact.repository.metadata.ArtifactRepositoryMetadata;

import java.io.File;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import org.apache.maven.RepositoryUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadata;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.DefaultArtifactRepository;
import org.apache.maven.artifact.repository.LegacyLocalRepositoryManager;

import java.io.OutputStream;
import java.nio.file.Files;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.maven.artifact.metadata.ArtifactMetadata;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
import org.apache.maven.artifact.repository.DefaultRepositoryRequest;

        MetadataGraphVertex vertex = new MetadataGraphVertex(node.md, versionedVertices, scopedVertices);
        vertices.add(vertex);

        if (parentVertex != null) // then create the edge
        {
            ArtifactMetadata md = node.getMd();
            MetadataGraphEdge e =
                    new MetadataGraphEdge(md.version, md.resolved, md.artifactScope, md.artifactUri, depth, pomOrder);
            addEdge(parentVertex, vertex, e);

            return "test";
        }

        @Override
        public String pathOfRemoteRepositoryMetadata(ArtifactMetadata metadata) {
            return "path";
        }

        @Override
        public String pathOfLocalRepositoryMetadata(ArtifactMetadata metadata, ArtifactRepository repository) {
            return "path";
        }

        @Override

 */
@Deprecated
public abstract class AbstractArtifactMetadata
        extends org.apache.maven.repository.legacy.metadata.AbstractArtifactMetadata
        implements org.apache.maven.artifact.metadata.ArtifactMetadata {
    protected AbstractArtifactMetadata(Artifact artifact) {
        super(artifact);
    }

 * artifact.
 *
 */
@Deprecated
public interface MetadataSource {
    String ROLE = MetadataSource.class.getName();

    MetadataResolution retrieve(
            ArtifactMetadata artifact, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories)
            throws MetadataRetrievalException;