+<?php
+
+namespace Drupal\pathauto;
+
+/**
+ * Alias types that support batch updates and deletions.
+ */
+interface AliasTypeBatchUpdateInterface extends AliasTypeInterface {
+
+ /**
+ * Gets called to batch update all entries.
+ *
+ * @param string $action
+ * One of:
+ * - 'create' to generate a URL alias for paths having none.
+ * - 'update' to recreate the URL alias for paths already having one, useful if the pattern changed.
+ * - 'all' to do both actions above at the same time.
+ * @param array $context
+ * Batch context.
+ */
+ public function batchUpdate($action, &$context);
+
+ /**
+ * Gets called to batch delete all aliases created by pathauto.
+ *
+ * @param array $context
+ * Batch context.
+ */
+ public function batchDelete(&$context);
+
+}