VersionRange cached = CACHE_VERSION.get(version);
        if (cached == null) {
            List<Restriction> restrictions = Collections.emptyList();
            cached = new VersionRange(new DefaultArtifactVersion(version), restrictions);
            CACHE_VERSION.put(version, cached);
        }
        return cached;
    }

    /**

                result.getArtifacts(),
                result.getManagedVersions(),
                result.getResolutionRepositories());

        cache.put(cacheKey, cacheRecord);
    }

    public void flush() {
        cache.clear();
    }

            List<? extends InterpolationPostProcessor> postProcessors,
            ModelBuilderRequest request,
            ModelProblemCollector problems) {
        Map<String, String> cache = new HashMap<>();
        StringSearchInterpolator interpolator = new StringSearchInterpolator();
        interpolator.setCacheAnswers(true);
        for (ValueSource vs : valueSources) {

        }

        ResolutionGroup cached = cache.get(
                artifact,
                request.isResolveManagedVersions(),
                request.getLocalRepository(),
                request.getRemoteRepositories());

        if (cached != null
                // if the POM has no file, we cached a missing artifact, only return the cached data if no update forced

        assertSame(range, VersionRange.createFromVersionSpec("[1.0,1.2]")); // same instance from spec cache

        VersionRange spec = VersionRange.createFromVersionSpec("1.0");
        assertSame(spec, VersionRange.createFromVersionSpec("1.0")); // same instance from spec cache
        List<Restriction> restrictions = spec.getRestrictions();
        assertEquals(1, restrictions.size(), CHECK_NUM_RESTRICTIONS);

     *
     * @param moduleName name of the module to search
     * @param cache cache of module information about each dependency
     */
    private boolean containsModule(String moduleName, PathModularizationCache cache) throws IOException {
        for (Path path : dispatchedPaths.getOrDefault(JavaPathType.MODULES, Collections.emptyList())) {
            if (cache.getModuleInfo(path).containsModule(moduleName)) {
                return true;

        repositoryRequest.setLocalRepository(getLocalRepository());
        repositoryRequest.setRemoteRepositories(getPluginArtifactRepositories());

        // prime realm cache
        MavenSession session = createMavenSession(getProject("project-contributing-system-scope-plugin-dep"));
        MavenProject project = session.getCurrentProject();

                throw new PluginManagerException(plugin, e.getMessage(), e);
            }
        }
        pluginArtifactsCache.register(project, cacheKey, recordArtifacts);

        // create and cache extensions realms
        final ExtensionRealmCache.Key extensionKey = extensionRealmCache.createKey(artifacts);
        extensionRecord = extensionRealmCache.get(extensionKey);
        if (extensionRecord == null) {

    Collection<Listener> getListeners();

    /**
     * Shortcut for {@code getService(RepositoryFactory.class).createLocal(...)}.
     *
     * @param path location of the local repository to create
     * @return cache of artifacts downloaded from a remote repository or built locally
     *
     * @see org.apache.maven.api.services.RepositoryFactory#createLocal(Path)
     */
    @Nonnull

        VersionResult result = new VersionResult(request);

        Key cacheKey = null;
        RepositoryCache cache = session.getCache();
        if (cache != null && !ConfigUtils.getBoolean(session, false, "aether.versionResolver.noCache")) {
            cacheKey = new Key(session, request);

            Object obj = cache.get(session, cacheKey);
            if (obj instanceof Record) {
                Record record = (Record) obj;