} else {
                        return Optional.empty();
                    }
                }
            };
        } catch (VersionResolutionException e) {
            throw new VersionResolverException("Unable to resolve version", e);
        }
    }

                    result.setVersion(version);
                }
            }

            if (result.getVersion() == null || result.getVersion().isEmpty()) {
                throw new VersionResolutionException(result);
            }
        }

        if (cacheKey != null && metadata != null && isSafelyCacheable(session, artifact)) {

                    } else {
                        return Optional.empty();
                    }
                }
            };
        } catch (VersionResolutionException e) {
            throw new VersionResolverException("Unable to resolve version", e);
        }
    }