--- /dev/null
+<?php
+
+namespace Drupal\migrate\Event;
+
+/**
+ * Interface for plugins that react to pre- or post-import events.
+ */
+interface ImportAwareInterface {
+
+ /**
+ * Performs pre-import tasks.
+ *
+ * @param \Drupal\migrate\Event\MigrateImportEvent $event
+ * The pre-import event object.
+ */
+ public function preImport(MigrateImportEvent $event);
+
+ /**
+ * Performs post-import tasks.
+ *
+ * @param \Drupal\migrate\Event\MigrateImportEvent $event
+ * The post-import event object.
+ */
+ public function postImport(MigrateImportEvent $event);
+
+}