| /* |
| * Copyright 2014-present Open Networking Foundation |
| * |
| * 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.net.topology; |
| |
| import org.onosproject.net.Link; |
| |
| import java.util.Objects; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Implementation of the topology edge backed by a link. |
| */ |
| public class DefaultTopologyEdge implements TopologyEdge { |
| |
| private final Link link; |
| private final TopologyVertex src; |
| private final TopologyVertex dst; |
| |
| /** |
| * Creates a new topology edge. |
| * |
| * @param src source vertex |
| * @param dst destination vertex |
| * @param link infrastructure link |
| */ |
| public DefaultTopologyEdge(TopologyVertex src, TopologyVertex dst, Link link) { |
| this.src = src; |
| this.dst = dst; |
| this.link = checkNotNull(link); |
| } |
| |
| @Override |
| public Link link() { |
| return link; |
| } |
| |
| @Override |
| public TopologyVertex src() { |
| return src; |
| } |
| |
| @Override |
| public TopologyVertex dst() { |
| return dst; |
| } |
| |
| @Override |
| public int hashCode() { |
| return link.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof DefaultTopologyEdge) { |
| final DefaultTopologyEdge other = (DefaultTopologyEdge) obj; |
| return Objects.equals(this.link, other.link); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(this).add("src", src).add("dst", dst).toString(); |
| } |
| |
| } |
| |