if (!metadata.storedInGroupDirectory()) {
            path.append(metadata.getArtifactId()).append(PATH_SEPARATOR);

            if (metadata.storedInArtifactVersionDirectory()) {
                path.append(metadata.getBaseVersion()).append(PATH_SEPARATOR);
            }
        }

        path.append(filename);

        return path.toString();
    }

        super(createMetadata(artifact, versioning));
        this.artifact = artifact;
    }

    public boolean storedInGroupDirectory() {
        return false;
    }

    public boolean storedInArtifactVersionDirectory() {
        return false;
    }

    public String getGroupId() {
        return artifact.getGroupId();
    }

    public String getArtifactId() {
        return artifact.getArtifactId();

    /**
     * Whether this metadata should be stored alongside the artifact.
     *
     * @return whether this metadata should be stored alongside the artifact
     */
    boolean storedInArtifactVersionDirectory();

    /**
     * Whether this metadata should be stored alongside the group.
     *
     * @return whether this metadata should be stored alongside the group
     */

        this.artifact = artifact;
    }

    public boolean storedInGroupDirectory() {
        return false;
    }

    public boolean storedInArtifactVersionDirectory() {
        return true;
    }

    public String getGroupId() {
        return artifact.getGroupId();
    }

    public String getArtifactId() {
        return artifact.getArtifactId();
    }

        super(new Metadata());
        this.groupId = groupId;
    }

    public boolean storedInGroupDirectory() {
        return true;
    }

    public boolean storedInArtifactVersionDirectory() {
        return false;
    }

    public String getGroupId() {
        return groupId;
    }

    public String getArtifactId() {
        return null;
    }

        }
    }

    public String toString() {
        return "project information for " + artifact.getArtifactId() + " " + artifact.getVersion();
    }

    public boolean storedInArtifactVersionDirectory() {
        return true;
    }

    public String getBaseVersion() {
        return artifact.getBaseVersion();
    }

    public Object getKey() {

    }

    public String getArtifactId() {
        return metadata.storedInGroupDirectory() ? "" : emptify(metadata.getArtifactId());
    }

    public String getVersion() {
        return metadata.storedInArtifactVersionDirectory() ? emptify(metadata.getBaseVersion()) : "";
    }

    public String getType() {
        return metadata.getRemoteFilename();
    }

    private String emptify(String string) {

        private final Metadata metadata;

        ArtifactMetadataAdapter(Metadata metadata) {
            this.metadata = metadata;
        }

        public boolean storedInArtifactVersionDirectory() {
            return !metadata.getVersion().isEmpty();
        }

        public boolean storedInGroupDirectory() {
            return metadata.getArtifactId().isEmpty();
        }