protected NexusNGArtifactLink createNexusNGArtifactLink(
      final Request request,
      final String repositoryId,
      final String groupId,
      final String artifactId,
      final String version,
      final String extension,
      final String classifier) {
    NexusNGArtifactLink link = new NexusNGArtifactLink();

    link.setExtension(extension);

    link.setClassifier(classifier);

    return link;
  }