X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=binding%2Fmdsal-binding-api%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fmdsal%2Fbinding%2Fapi%2FNotificationService.java;h=8d49fb5e5db3f074c0340ed8b537b5b98fc337e4;hb=a10c289bba4f28edb60fd555ee6d0f69cadd5c5f;hp=42729f651254ffaa3d4cb7964b8e15b018994534;hpb=494252860011b0ab46ed1d1ad7511f100ca255b9;p=mdsal.git

diff --git a/binding/mdsal-binding-api/src/main/java/org/opendaylight/mdsal/binding/api/NotificationService.java b/binding/mdsal-binding-api/src/main/java/org/opendaylight/mdsal/binding/api/NotificationService.java
index 42729f6512..8d49fb5e5d 100644
--- a/binding/mdsal-binding-api/src/main/java/org/opendaylight/mdsal/binding/api/NotificationService.java
+++ b/binding/mdsal-binding-api/src/main/java/org/opendaylight/mdsal/binding/api/NotificationService.java
@@ -7,6 +7,7 @@
  */
 package org.opendaylight.mdsal.binding.api;
 
+import org.eclipse.jdt.annotation.NonNull;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
 import org.opendaylight.yangtools.yang.binding.NotificationListener;
 
@@ -92,5 +93,5 @@ public interface NotificationService extends BindingService {
      * @return a {@link ListenerRegistration} instance that should be used to unregister the listener
      *         by invoking the {@link ListenerRegistration#close()} method when no longer needed.
      */
-    <T extends NotificationListener> ListenerRegistration<T> registerNotificationListener(T listener);
+    <T extends NotificationListener> @NonNull ListenerRegistration<T> registerNotificationListener(@NonNull T listener);
 }