/*
 * Copyright 2014 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.onlab.onos.net.topology;

import org.onlab.graph.Edge;
import org.onlab.onos.net.Link;

/**
 * Represents an edge in the topology graph.
 */
public interface TopologyEdge extends Edge<TopologyVertex> {

    /**
     * Returns the associated infrastructure link.
     *
     * @return backing infrastructure link
     */
    Link link();

}