2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.controller.sal.topology;
11 import java.util.List;
13 import org.opendaylight.controller.sal.core.Edge;
16 * @file IListenTopoUpdates.java
18 * @brief Topology notifications provided by SAL toward the application
20 * For example an application that wants to keep up to date with the
21 * updates coming from SAL it will register in the OSGi service
22 * registry this interface (on a per-container base) and SAL will call it
23 * providing the update
27 * Topology notifications provided by SAL toward the application
30 public interface IListenTopoUpdates {
32 * Called to update on Edge in the topology graph
34 * @param topoedgeupdateList
35 * List of topoedgeupdates Each topoedgeupdate includes edge, its
36 * Properties ( BandWidth and/or Latency etc) and update type.
38 public void edgeUpdate(List<TopoEdgeUpdate> topoedgeupdateList);
41 * Called when an Edge utilization is above the safety threshold configured
45 * The edge which bandwidth usage is above the safety level
47 public void edgeOverUtilized(Edge edge);
50 * Called when the Edge utilization is back to normal, below the safety
51 * threshold level configured on the controller
55 public void edgeUtilBackToNormal(Edge edge);