public void onDataChanged(final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> changeEvent) {
Preconditions.checkNotNull(changeEvent,"Async ChangeEvent can not be null!");
/*
- * If we have opened read transaction for configuraiton data store,
+ * If we have opened read transaction for configuration data store,
* we will close and null it.
*
* Latest read transaction will be allocated on another read using readLatestConfiguration