Seyeon Jeong | 357bcec | 2020-02-28 01:17:34 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2020-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.t3.api; |
| 18 | |
| 19 | import com.google.common.collect.ImmutableMap; |
| 20 | import com.google.common.collect.ImmutableSet; |
| 21 | import org.onosproject.mcast.api.McastRoute; |
| 22 | import org.onosproject.mcast.api.McastRouteData; |
| 23 | |
| 24 | import java.util.Map; |
| 25 | import java.util.Set; |
| 26 | |
| 27 | /** |
| 28 | * Represents Network Information Base (NIB) for multicast routes |
| 29 | * and supports alternative functions to |
| 30 | * {@link org.onosproject.mcast.api.MulticastRouteService} for offline data. |
| 31 | */ |
| 32 | public class MulticastRouteNib { |
| 33 | |
| 34 | private Map<McastRoute, McastRouteData> mcastRoutes; |
| 35 | |
| 36 | // use the singleton helper to create the instance |
| 37 | protected MulticastRouteNib() { |
| 38 | } |
| 39 | |
| 40 | public void setMcastRoutes(Map<McastRoute, McastRouteData> mcastRoutes) { |
| 41 | this.mcastRoutes = mcastRoutes; |
| 42 | } |
| 43 | |
| 44 | public Map<McastRoute, McastRouteData> getMcastRoutes() { |
| 45 | return ImmutableMap.copyOf(mcastRoutes); |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Gets all Multicast routes in the system. |
| 50 | * |
| 51 | * @return set of Multicast routes |
| 52 | */ |
| 53 | public Set<McastRoute> getRoutes() { |
| 54 | return ImmutableSet.copyOf(mcastRoutes.keySet()); |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * Return the Multicast data for this route. |
| 59 | * |
| 60 | * @param route route |
| 61 | * @return the mcast route data |
| 62 | */ |
| 63 | public McastRouteData routeData(McastRoute route) { |
| 64 | return mcastRoutes.get(route); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Returns the singleton instance of multicast routes NIB. |
| 69 | * |
| 70 | * @return instance of multicast routes NIB |
| 71 | */ |
| 72 | public static MulticastRouteNib getInstance() { |
| 73 | return MulticastRouteNib.SingletonHelper.INSTANCE; |
| 74 | } |
| 75 | |
| 76 | private static class SingletonHelper { |
| 77 | private static final MulticastRouteNib INSTANCE = new MulticastRouteNib(); |
| 78 | } |
| 79 | |
| 80 | } |