co.cask.cdap.internal.app.ScheduleCodec.java Source code

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/*
 * 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));
    }
}