| /* |
| * 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 com.google.common.collect.Sets; |
| import org.onlab.onos.ApplicationId; |
| import org.onlab.onos.net.ConnectPoint; |
| import org.onlab.onos.net.flow.TrafficSelector; |
| import org.onlab.onos.net.flow.TrafficTreatment; |
| |
| import java.util.Set; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Abstraction of multiple source to single destination connectivity intent. |
| */ |
| public final class MultiPointToSinglePointIntent extends ConnectivityIntent { |
| |
| private final Set<ConnectPoint> ingressPoints; |
| private final ConnectPoint egressPoint; |
| |
| /** |
| * Creates a new multi-to-single point connectivity intent for the specified |
| * traffic selector and treatment. |
| * |
| * @param appId application identifier |
| * @param selector traffic selector |
| * @param treatment treatment |
| * @param ingressPoints set of ports from which ingress traffic originates |
| * @param egressPoint port to which traffic will egress |
| * @throws NullPointerException if {@code ingressPoints} or |
| * {@code egressPoint} is null. |
| * @throws IllegalArgumentException if the size of {@code ingressPoints} is |
| * not more than 1 |
| */ |
| public MultiPointToSinglePointIntent(ApplicationId appId, |
| TrafficSelector selector, |
| TrafficTreatment treatment, |
| Set<ConnectPoint> ingressPoints, |
| ConnectPoint egressPoint) { |
| super(id(MultiPointToSinglePointIntent.class, selector, treatment, |
| ingressPoints, egressPoint), appId, null, selector, treatment); |
| |
| checkNotNull(ingressPoints); |
| checkArgument(!ingressPoints.isEmpty(), "Ingress point set cannot be empty"); |
| |
| this.ingressPoints = Sets.newHashSet(ingressPoints); |
| this.egressPoint = checkNotNull(egressPoint); |
| } |
| |
| /** |
| * Constructor for serializer. |
| */ |
| protected MultiPointToSinglePointIntent() { |
| super(); |
| this.ingressPoints = null; |
| this.egressPoint = null; |
| } |
| |
| /** |
| * Returns the set of ports on which ingress traffic should be connected to |
| * the egress port. |
| * |
| * @return set of ingress ports |
| */ |
| public Set<ConnectPoint> ingressPoints() { |
| return ingressPoints; |
| } |
| |
| /** |
| * Returns the port on which the traffic should egress. |
| * |
| * @return egress port |
| */ |
| public ConnectPoint egressPoint() { |
| return egressPoint; |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("id", id()) |
| .add("appId", appId()) |
| .add("selector", selector()) |
| .add("treatment", treatment()) |
| .add("ingress", ingressPoints()) |
| .add("egress", egressPoint()) |
| .toString(); |
| } |
| } |