--- /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.protocol_plugin.openflow;
+
+import org.opendaylight.controller.sal.discovery.IDiscoveryService;
+
+/**
+ * The interface provides method to notify the local plugin listener when an
+ * edge is discovered or removed.
+ */
+public interface IDiscoveryListener extends IDiscoveryService {
+
+}