| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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.codec.impl; |
| |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.DefaultApplicationId; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.onlab.util.Tools.nullIsIllegal; |
| |
| /** |
| * ApplicationId JSON codec. |
| */ |
| public final class ApplicationIdCodec extends JsonCodec<ApplicationId> { |
| |
| private static final String APP_ID = "id"; |
| private static final String APP_NAME = "name"; |
| |
| private static final String MISSING_MEMBER_MESSAGE = " member is required in ApplicationId"; |
| |
| @Override |
| public ObjectNode encode(ApplicationId appId, CodecContext context) { |
| checkNotNull(appId, "ApplicationId cannot be null"); |
| |
| ObjectNode result = context.mapper().createObjectNode() |
| .put("id", appId.id()) |
| .put("name", appId.name()); |
| |
| return result; |
| } |
| |
| @Override |
| public ApplicationId decode(ObjectNode json, CodecContext context) { |
| if (json == null || !json.isObject()) { |
| return null; |
| } |
| |
| // parse application identifier |
| int id = nullIsIllegal(json.get(APP_ID), APP_ID + MISSING_MEMBER_MESSAGE).asInt(); |
| |
| // parse application name |
| String name = nullIsIllegal(json.get(APP_NAME), APP_NAME + MISSING_MEMBER_MESSAGE).asText(); |
| |
| return new DefaultApplicationId(id, name); |
| } |
| } |