/*
 * Copyright 2016 Open Networking Laboratory
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.onosproject.ospf.controller;

/**
 * Abstraction of an OSPF link listener.
 */
public interface OspfLinkListener {

    /**
     * Notifies that we got a link from network.
     *
     * @param ospfRouter  router instance
     * @param ospfLinkTed link TED information of router
     */
    void addLink(OspfRouter ospfRouter, OspfLinkTed ospfLinkTed);

    /**
     * Notifies that a link got removed from network.
     *
     * @param ospfRouter router instance
     */
    void deleteLink(OspfRouter ospfRouter);
}