co.cask.cdap.proto.codec.WorkflowTokenDetailCodec.java Source code

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Here is the source code for co.cask.cdap.proto.codec.WorkflowTokenDetailCodec.java

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/*
 * Copyright  2015 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.proto.codec;

import co.cask.cdap.proto.WorkflowTokenDetail;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import com.google.gson.JsonSerializationContext;

import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Codec to serialize/deserialize {@link WorkflowTokenDetail}.
 */
public class WorkflowTokenDetailCodec extends AbstractSpecificationCodec<WorkflowTokenDetail> {

    @Override
    public JsonElement serialize(WorkflowTokenDetail src, Type typeOfSrc, JsonSerializationContext context) {
        return context.serialize(src.getTokenData());
    }

    @Override
    public WorkflowTokenDetail deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
            throws JsonParseException {
        Map<String, List<WorkflowTokenDetail.NodeValueDetail>> tokenData = new HashMap<>();
        for (Map.Entry<String, JsonElement> entry : json.getAsJsonObject().entrySet()) {
            List<WorkflowTokenDetail.NodeValueDetail> nodeValueDetails = deserializeList(entry.getValue(), context,
                    WorkflowTokenDetail.NodeValueDetail.class);
            tokenData.put(entry.getKey(), nodeValueDetails);
        }
        return new WorkflowTokenDetail(tokenData);
    }
}