| /* |
| * Copyright 2014-present 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.graph; |
| |
| /** |
| * Abstraction of a graph edge weight function. |
| */ |
| public interface EdgeWeight<V extends Vertex, E extends Edge<V>> { |
| |
| /** |
| * Returns the weight of the given edge as a unit-less number. |
| * |
| * @param edge edge to be weighed |
| * @return edge weight as a unit-less number |
| */ |
| double weight(E edge); |
| |
| } |