ArtifactRepository getRepository();

    void updateVersion(String version, ArtifactRepository localRepository);

    String getDownloadUrl();

    void setDownloadUrl(String downloadUrl);

    ArtifactFilter getDependencyFilter();

    void setDependencyFilter(ArtifactFilter artifactFilter);

    ArtifactHandler getArtifactHandler();

        }
        clone.setDependencyFilter(artifact.getDependencyFilter());
        clone.setDependencyTrail(copyList(artifact.getDependencyTrail()));
        clone.setDownloadUrl(artifact.getDownloadUrl());
        clone.setRepository(artifact.getRepository());

        return clone;
    }

    /**
     * Copy artifact to a collection.
     *

                + " It is derived from the main artifact.");
    }

    @Override
    public String getDownloadUrl() {
        return parent.getDownloadUrl();
    }

    @Override
    public void setDownloadUrl(String downloadUrl) {
        throw new UnsupportedOperationException("Cannot change the download information for an attached artifact."
                + " It is derived from the main artifact.");
    }