+
+ DataBroker dataBrokerService = getDataBrokerDependency();
+ opendaylightToaster.setDataProvider(dataBrokerService);
+
+ final ListenerRegistration<DataChangeListener> dataChangeListenerRegistration = dataBrokerService
+ .registerDataChangeListener(LogicalDatastoreType.CONFIGURATION, OpendaylightToaster.TOASTER_IID,
+ opendaylightToaster, DataChangeScope.SUBTREE);
+