X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-binding-api%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsal%2Fbinding%2Fapi%2FNotificationListener.java;h=be8e0cefc1a3115329ed3391d99bbc8a38810dcd;hp=ccc73919b66ae440e43956d26517d90bc97778e0;hb=c1362c86eb19e92e6c64d10099a45deb499c6db1;hpb=6b64494fd8e4654a298312afb4b8e6e827b75d5d

diff --git a/opendaylight/md-sal/sal-binding-api/src/main/java/org/opendaylight/controller/sal/binding/api/NotificationListener.java b/opendaylight/md-sal/sal-binding-api/src/main/java/org/opendaylight/controller/sal/binding/api/NotificationListener.java
index ccc73919b6..be8e0cefc1 100644
--- a/opendaylight/md-sal/sal-binding-api/src/main/java/org/opendaylight/controller/sal/binding/api/NotificationListener.java
+++ b/opendaylight/md-sal/sal-binding-api/src/main/java/org/opendaylight/controller/sal/binding/api/NotificationListener.java
@@ -1,6 +1,31 @@
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
 package org.opendaylight.controller.sal.binding.api;
 
-public interface NotificationListener<T> {
+import java.util.EventListener;
 
+import org.opendaylight.yangtools.yang.binding.Notification;
+
+/**
+ * Interface for a generic listener that is interested in receiving YANG modeled notifications.
+ * This interface acts as a base interface for specific listeners which usually are a type
+ * capture of this interface.
+ *
+ * @param <T> the interested notification type
+ */
+public interface NotificationListener<T extends Notification> extends EventListener {
+    /**
+     * Invoked to deliver a notification.
+     * <p>
+     * Note that this method may be invoked from a shared thread pool, so implementations SHOULD NOT
+     * perform CPU-intensive operations and MUST NOT invoke any potentially blocking operations.
+     *
+     * @param notification the notification.
+     */
     void onNotification(T notification);
 }