| /* |
| * Copyright 2018-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.openstacknode.codec; |
| |
| 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.net.behaviour.ControllerInfo; |
| import org.slf4j.Logger; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.onlab.util.Tools.nullIsIllegal; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Openstack controller codec used for serializing and de-serializing JSON string. |
| */ |
| public class OpenstackControllerCodec extends JsonCodec<ControllerInfo> { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private static final String IP = "ip"; |
| private static final String PORT = "port"; |
| private static final String TCP = "tcp"; // controller connection should always be TCP |
| |
| private static final String MISSING_MESSAGE = " is required in ControllerInfo"; |
| |
| @Override |
| public ObjectNode encode(ControllerInfo controller, CodecContext context) { |
| checkNotNull(controller, "Openstack controller cannot be null"); |
| |
| return context.mapper().createObjectNode() |
| .put(IP, controller.ip().toString()) |
| .put(PORT, controller.port()); |
| } |
| |
| @Override |
| public ControllerInfo decode(ObjectNode json, CodecContext context) { |
| if (json == null || !json.isObject()) { |
| return null; |
| } |
| |
| String ip = nullIsIllegal(json.get(IP).asText(), |
| IP + MISSING_MESSAGE); |
| int port = nullIsIllegal(json.get(PORT).asInt(), |
| PORT + MISSING_MESSAGE); |
| |
| return new ControllerInfo(IpAddress.valueOf(ip), port, TCP); |
| } |
| } |