VOL-2280 Bugs in Callbacks handling in db/Model/root.go

Change-Id: I418fc914bb6ed1cc6fe1f49bd73b5af775476ffb
diff --git a/db/model/root.go b/db/model/root.go
index 8ac1311..bca2d4f 100644
--- a/db/model/root.go
+++ b/db/model/root.go
@@ -128,7 +128,7 @@
 }
 
 func (r *root) hasCallbacks() bool {
-	return len(r.Callbacks) == 0
+	return len(r.Callbacks) > 0
 }
 
 // getCallbacks returns the available callbacks