| /* |
| * Copyright 2016-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.mcast.web; |
| |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onlab.packet.IpAddress; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.mcast.api.McastRoute; |
| import org.onosproject.mcast.api.MulticastRouteService; |
| import org.slf4j.Logger; |
| |
| import java.util.Optional; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Codec to encode and decode a multicast route to and from JSON. |
| */ |
| public class McastHostRouteCodec extends JsonCodec<McastRoute> { |
| |
| private Logger log = getLogger(getClass()); |
| |
| private static final String SOURCE = "source"; |
| private static final String GROUP = "group"; |
| private static final String TYPE = "type"; |
| private static final String SOURCES = "sources"; |
| private static final String SINKS = "sinks"; |
| |
| @Override |
| public ObjectNode encode(McastRoute route, CodecContext context) { |
| checkNotNull(route); |
| |
| ObjectNode root = context.mapper().createObjectNode() |
| .put(TYPE, route.type().toString()) |
| .put(GROUP, route.group().toString()); |
| Optional<IpAddress> sourceIp = route.source(); |
| if (sourceIp.isPresent()) { |
| root.put(SOURCE, sourceIp.get().toString()); |
| } else { |
| root.put(SOURCE, "*"); |
| } |
| |
| ObjectNode sources = context.mapper().createObjectNode(); |
| context.getService(MulticastRouteService.class).routeData(route).sources().forEach((k, v) -> { |
| ArrayNode node = context.mapper().createArrayNode(); |
| v.forEach(source -> { |
| node.add(source.toString()); |
| }); |
| sources.putPOJO(k.toString(), node); |
| }); |
| |
| root.putPOJO(SOURCES, sources); |
| |
| ObjectNode sinks = context.mapper().createObjectNode(); |
| context.getService(MulticastRouteService.class).routeData(route).sinks().forEach((k, v) -> { |
| ArrayNode node = context.mapper().createArrayNode(); |
| v.forEach(sink -> { |
| node.add(sink.toString()); |
| }); |
| sinks.putPOJO(k.toString(), node); |
| }); |
| root.putPOJO(SINKS, sinks); |
| |
| return root; |
| } |
| |
| @Override |
| public McastRoute decode(ObjectNode json, CodecContext context) { |
| if (json == null || !json.isObject()) { |
| return null; |
| } |
| |
| String source = json.path(SOURCE).asText(); |
| |
| IpAddress sourceIp = null; |
| |
| if (!source.equals("*")) { |
| sourceIp = IpAddress.valueOf(source); |
| } |
| |
| IpAddress group = IpAddress.valueOf(json.path(GROUP).asText()); |
| |
| McastRoute route = new McastRoute(sourceIp, group, McastRoute.Type.STATIC); |
| |
| return route; |
| } |
| } |