int hash = 17;
            hash = hash * 31 + artifactHashCode(artifact);
            hash = hash * 31 + (resolveManagedVersions ? 1 : 2);
            hash = hash * 31 + repositoriesHashCode(repositories);
            this.hashCode = hash;
        }

        @Override
        public int hashCode() {
            return hashCode;
        }

        @Override

            if (!repositoryEquals(it1.next(), it2.next())) {
                return false;
            }
        }

        return true;
    }

    public static int repositoriesHashCode(List<RemoteRepository> repositories) {
        int result = 17;
        for (RemoteRepository repository : repositories) {
            result = 31 * result + repositoryHashCode(repository);
        }