}

    private static String getKey(Model model) {
        return "project>" + model.getGroupId() + ":" + model.getArtifactId() + ":" + model.getVersion();
    }

    @Override
    public ClassRealm createExtensionRealm(Plugin plugin, List<Artifact> artifacts) {
        Objects.requireNonNull(plugin, "plugin cannot be null");

        Map<String, ClassLoader> foreignImports = Collections.singletonMap("", getMavenApiRealm());

        extensionRecord = extensionRealmCache.get(extensionKey);
        if (extensionRecord == null) {
            ClassRealm extensionRealm = classRealmManager.createExtensionRealm(plugin, toAetherArtifacts(artifacts));

            // TODO figure out how to use the same PluginDescriptor when running mojos

            PluginDescriptor pluginDescriptor = null;