| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.intent; |
| |
| import com.google.common.base.MoreObjects; |
| import org.onlab.onos.ApplicationId; |
| import org.onlab.onos.net.HostId; |
| import org.onlab.onos.net.flow.TrafficSelector; |
| import org.onlab.onos.net.flow.TrafficTreatment; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Abstraction of end-station to end-station bidirectional connectivity. |
| */ |
| public final class HostToHostIntent extends ConnectivityIntent { |
| |
| private final HostId one; |
| private final HostId two; |
| |
| /** |
| * Creates a new host-to-host intent with the supplied host pair. |
| * |
| * @param appId application identifier |
| * @param one first host |
| * @param two second host |
| * @param selector action |
| * @param treatment ingress port |
| * @throws NullPointerException if {@code one} or {@code two} is null. |
| */ |
| public HostToHostIntent(ApplicationId appId, HostId one, HostId two, |
| TrafficSelector selector, |
| TrafficTreatment treatment) { |
| super(id(HostToHostIntent.class, min(one, two), max(one, two), |
| selector, treatment), |
| appId, null, selector, treatment); |
| this.one = checkNotNull(one); |
| this.two = checkNotNull(two); |
| } |
| |
| private static HostId min(HostId one, HostId two) { |
| return one.hashCode() < two.hashCode() ? one : two; |
| } |
| |
| private static HostId max(HostId one, HostId two) { |
| return one.hashCode() >= two.hashCode() ? one : two; |
| } |
| |
| /** |
| * Returns identifier of the first host. |
| * |
| * @return first host identifier |
| */ |
| public HostId one() { |
| return one; |
| } |
| |
| /** |
| * Returns identifier of the second host. |
| * |
| * @return second host identifier |
| */ |
| public HostId two() { |
| return two; |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("id", id()) |
| .add("appId", appId()) |
| .add("selector", selector()) |
| .add("treatment", treatment()) |
| .add("one", one) |
| .add("two", two) |
| .toString(); |
| } |
| |
| } |