Java tutorial
/* * Copyright 2014 Cask Data, Inc. * * 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 co.cask.cdap.internal.app; import co.cask.cdap.api.schedule.Schedule; import com.google.gson.JsonDeserializationContext; import com.google.gson.JsonElement; import com.google.gson.JsonObject; import com.google.gson.JsonParseException; import com.google.gson.JsonPrimitive; import com.google.gson.JsonSerializationContext; import java.lang.reflect.Type; /** * */ public class ScheduleCodec extends AbstractSpecificationCodec<Schedule> { @Override public JsonElement serialize(Schedule src, Type typeOfSrc, JsonSerializationContext context) { JsonObject jsonObj = new JsonObject(); jsonObj.add("name", new JsonPrimitive(src.getName())); jsonObj.add("description", new JsonPrimitive(src.getDescription())); jsonObj.add("cronExpression", new JsonPrimitive(src.getCronEntry())); jsonObj.add("action", new JsonPrimitive(src.getAction().toString())); return jsonObj; } @Override public Schedule deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException { JsonObject jsonObj = json.getAsJsonObject(); String name = jsonObj.get("name").getAsString(); String description = jsonObj.get("description").getAsString(); String cronExpression = jsonObj.get("cronExpression").getAsString(); String action = jsonObj.get("action").getAsString(); return new Schedule(name, description, cronExpression, Schedule.Action.valueOf(action)); } }