| /* |
| * Copyright 2015-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.onosproject.net.mcast; |
| |
| import com.google.common.collect.ImmutableSet; |
| import org.onosproject.net.ConnectPoint; |
| |
| import java.util.Collections; |
| import java.util.Optional; |
| import java.util.Set; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Multicast information as stored in the store. |
| */ |
| public final class McastRouteInfo { |
| |
| private static final String ROUTE_NOT_NULL = "Route cannot be null"; |
| |
| private final McastRoute route; |
| private final Optional<ConnectPoint> sink; |
| private final Optional<ConnectPoint> source; |
| private final Set<ConnectPoint> sinks; |
| |
| private McastRouteInfo(McastRoute route, ConnectPoint sink, |
| ConnectPoint source, Set<ConnectPoint> sinks) { |
| this.route = checkNotNull(route, ROUTE_NOT_NULL); |
| this.sink = Optional.ofNullable(sink); |
| this.source = Optional.ofNullable(source); |
| this.sinks = sinks; |
| } |
| |
| public static McastRouteInfo mcastRouteInfo(McastRoute route) { |
| return new McastRouteInfo(route, null, null, Collections.EMPTY_SET); |
| } |
| |
| public static McastRouteInfo mcastRouteInfo(McastRoute route, |
| ConnectPoint sink, |
| ConnectPoint source) { |
| return new McastRouteInfo(route, sink, source, Collections.EMPTY_SET); |
| } |
| |
| public static McastRouteInfo mcastRouteInfo(McastRoute route, |
| Set<ConnectPoint> sinks, |
| ConnectPoint source) { |
| return new McastRouteInfo(route, null, source, ImmutableSet.copyOf(sinks)); |
| } |
| |
| public boolean isComplete() { |
| return ((sink.isPresent() || sinks.size() > 0) && source.isPresent()); |
| } |
| |
| /** |
| * The route associated with this multicast information. |
| * |
| * @return a mulicast route |
| */ |
| public McastRoute route() { |
| return route; |
| } |
| |
| /** |
| * The source which has been removed or added. |
| |
| * @return an optional connect point |
| */ |
| public Optional<ConnectPoint> source() { |
| return source; |
| } |
| |
| /** |
| * The sink which has been removed or added. The field may not be set |
| * if the sink has not been detected yet or has been removed. |
| * |
| * @return an optional connect point |
| */ |
| public Optional<ConnectPoint> sink() { |
| return sink; |
| } |
| |
| /** |
| * Returns the set of sinks associated with this route. Only valid with |
| * SOURCE_ADDED events. |
| * |
| * @return a set of connect points |
| */ |
| public Set<ConnectPoint> sinks() { |
| return sinks; |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(this) |
| .add("route", route()) |
| .add("sink", sink()) |
| .add("source", source()) |
| .add("sinks", sinks()) |
| .toString(); |
| } |
| } |