| /* |
| * 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.JsonNode; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.openstacknode.api.DpdkConfig; |
| import org.onosproject.openstacknode.api.DpdkInterface; |
| import org.onosproject.openstacknode.impl.DefaultDpdkConfig; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.stream.IntStream; |
| |
| import static org.onlab.util.Tools.nullIsIllegal; |
| |
| /** |
| * dpdk config codec used for serializing and de-serializing JSON string. |
| */ |
| public class DpdkConfigCodec extends JsonCodec<DpdkConfig> { |
| private static final String DATA_PATH_TYPE = "datapathType"; |
| private static final String SOCKET_DIR = "socketDir"; |
| private static final String DPDK_INTFS = "dpdkIntfs"; |
| |
| private static final String MISSING_MESSAGE = " is required in DpdkInterface"; |
| |
| @Override |
| public ObjectNode encode(DpdkConfig entity, CodecContext context) { |
| ObjectNode result = context.mapper().createObjectNode() |
| .put(DATA_PATH_TYPE, entity.datapathType().name()); |
| |
| if (entity.socketDir() != null) { |
| result.put(SOCKET_DIR, entity.socketDir()); |
| } |
| |
| ArrayNode dpdkIntfs = context.mapper().createArrayNode(); |
| entity.dpdkIntfs().forEach(dpdkIntf -> { |
| ObjectNode dpdkIntfJson = context.codec(DpdkInterface.class) |
| .encode(dpdkIntf, context); |
| dpdkIntfs.add(dpdkIntfJson); |
| }); |
| result.set(DPDK_INTFS, dpdkIntfs); |
| |
| return result; |
| } |
| |
| @Override |
| public DpdkConfig decode(ObjectNode json, CodecContext context) { |
| if (json == null || !json.isObject()) { |
| return null; |
| } |
| |
| String datapathType = nullIsIllegal(json.get(DATA_PATH_TYPE).asText(), |
| DATA_PATH_TYPE + MISSING_MESSAGE); |
| |
| DefaultDpdkConfig.Builder builder = DefaultDpdkConfig.builder() |
| .datapathType(DpdkConfig.DatapathType.valueOf(datapathType.toUpperCase())); |
| |
| if (json.get(SOCKET_DIR) != null) { |
| builder.socketDir(json.get(SOCKET_DIR).asText()); |
| } |
| |
| List<DpdkInterface> dpdkInterfaces = new ArrayList<>(); |
| JsonNode dpdkIntfsJson = json.get(DPDK_INTFS); |
| |
| if (dpdkIntfsJson != null) { |
| final JsonCodec<DpdkInterface> |
| dpdkIntfCodec = context.codec(DpdkInterface.class); |
| |
| IntStream.range(0, dpdkIntfsJson.size()).forEach(i -> { |
| ObjectNode intfJson = get(dpdkIntfsJson, i); |
| dpdkInterfaces.add(dpdkIntfCodec.decode(intfJson, context)); |
| }); |
| } |
| builder.dpdkIntfs(dpdkInterfaces); |
| |
| return builder.build(); |
| } |
| } |