--- /dev/null
+/*
+ * 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.core.api.notify;
+
+import java.util.Set;
+
+import org.opendaylight.controller.sal.core.api.Consumer;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.data.api.CompositeNode;
+
+
+/**
+ * Notification listener for SAL notifications.
+ */
+public interface NotificationListener extends Consumer.ConsumerFunctionality {
+ /**
+ * A set of notification types supported by listeners.
+ *
+ * The set of notification {@link QName}s which are supported by this
+ * listener. This set is used, when {@link Consumer} is registered to the
+ * SAL, to automatically register the listener.
+ *
+ * @return Set of QNames identifying supported notifications.
+ */
+ Set<QName> getSupportedNotifications();
+
+ /**
+ * Fired when the notification occurs.
+ *
+ * The type of the notification could be learned by
+ * <code>QName type = notification.getNodeType();</code>
+ *
+ * @param notification
+ * Notification content
+ */
+ void onNotification(CompositeNode notification);
+}