}

    private List<?> validationPluginExcludes(RepositorySystemSession session) {
        return (List<?>) session.getData().computeIfAbsent(PLUGIN_EXCLUDES_KEY, () -> parsePluginExcludes(session));
    }

    private List<String> parsePluginExcludes(RepositorySystemSession session) {
        String excludes = ConfigUtils.getString(session, null, MAVEN_PLUGIN_VALIDATION_EXCLUDES_KEY);
        if (excludes == null || excludes.isEmpty()) {