--- /dev/null
+<?php
+
+namespace Drupal\simple_sitemap\Plugin\simple_sitemap\UrlGenerator;
+
+/**
+ * Interface UrlGeneratorInterface
+ * @package Drupal\simple_sitemap\Plugin\simple_sitemap\UrlGenerator
+ */
+interface UrlGeneratorInterface {
+
+ public function generate();
+
+ /**
+ * @return mixed
+ */
+ public function getDataSets();
+}