| /* |
| * Copyright 2017-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.ofagent.rest; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import com.google.common.collect.Sets; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.incubator.net.virtual.NetworkId; |
| import org.onosproject.ofagent.api.OFAgent; |
| import org.onosproject.ofagent.api.OFController; |
| import org.onosproject.ofagent.impl.DefaultOFAgent; |
| |
| import java.util.Set; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.base.Preconditions.checkState; |
| |
| /** |
| * OpenFlow agent JSON codec. |
| */ |
| public final class OFAgentCodec extends JsonCodec<OFAgent> { |
| |
| @Override |
| public ObjectNode encode(OFAgent ofAgent, CodecContext context) { |
| checkNotNull(ofAgent, "OFAgent cannot be null"); |
| |
| ObjectMapper mapper = context.mapper(); |
| ObjectNode ofAgentNode = mapper.createObjectNode(); |
| ofAgentNode |
| .put("networkId", ofAgent.networkId().toString()) |
| .put("state", ofAgent.state().toString()); |
| |
| ArrayNode controllers = mapper.createArrayNode(); |
| ofAgent.controllers().forEach(ofController -> controllers.add((new OFControllerCodec()).encode(ofController, |
| context))); |
| ofAgentNode.set("controllers", controllers); |
| |
| return ofAgentNode; |
| } |
| |
| public OFAgent decode(ObjectNode json, CodecContext context) { |
| JsonNode networkId = json.get("networkId"); |
| checkNotNull(networkId); |
| |
| checkNotNull(json.get("controllers")); |
| checkState(json.get("controllers").isArray()); |
| Set<OFController> controllers = Sets.newHashSet(); |
| json.get("controllers").forEach(jsonController -> controllers.add((new |
| OFControllerCodec()).decode((ObjectNode) jsonController, context))); |
| |
| return DefaultOFAgent.builder() |
| .networkId(NetworkId.networkId(networkId.asLong())) |
| .controllers(controllers) |
| .state(OFAgent.State.STOPPED) |
| .build(); |
| } |
| |
| } |