1 files changed, 18 insertions, 0 deletions
diff --git a/calendar/lib/SabreDAV/lib/OldSabre/CardDAV/Backend/AbstractBackend.php b/calendar/lib/SabreDAV/lib/OldSabre/CardDAV/Backend/AbstractBackend.php
new file mode 100644
index 0000000..6b90e0e
--- /dev/null
+++ b/calendar/lib/SabreDAV/lib/OldSabre/CardDAV/Backend/AbstractBackend.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace OldSabre\CardDAV\Backend;
+
+/**
+ * CardDAV abstract Backend
+ *
+ * This class serves as a base-class for addressbook backends
+ *
+ * This class doesn't do much, but it was added for consistency.
+ *
+ * @copyright Copyright (C) 2007-2015 fruux GmbH (https://fruux.com/).
+ * @author Evert Pot (http://evertpot.com/)
+ * @license http://sabre.io/license/ Modified BSD License
+ */
+abstract class AbstractBackend implements BackendInterface {
+
+}