@NotNull
  private static Set<MavenDomProjectModel> getParentProjects(@NotNull PsiFile file) {
    final MavenDomProjectModel model = MavenDomUtil.getMavenDomModel(file, MavenDomProjectModel.class);

    if (model == null) return Collections.emptySet();
    return MavenDomProjectProcessorUtils.collectParentProjects(model);
  }
@NotNull
  private static Set<MavenDomProjectModel> getParentProjects(@NotNull PsiFile file)