com.geotab.model.serialization.StatusDataDeserializer Maven / Gradle / Ivy

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/*
 *
 * 2020 Copyright (C) Geotab Inc. All rights reserved.
 */

package com.geotab.model.serialization;

import static com.geotab.model.serialization.ApiCustomDeserializerModifier.defaultDeserialize;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.ObjectCodec;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonNode;
import com.geotab.model.entity.statusdata.SensorData;
import com.geotab.model.entity.statusdata.StatusData;
import java.io.IOException;

public class StatusDataDeserializer extends JsonDeserializer {

  @Override
  public StatusData deserialize(JsonParser jsonParser, DeserializationContext context)
      throws IOException {
    ObjectCodec parserCodec = jsonParser.getCodec();
    JsonNode node = parserCodec.readTree(jsonParser);

    if (node.isObject()) {
      boolean isSensorData = node.get("address") != null;
      if (isSensorData) {
        return defaultDeserialize(parserCodec, context, node, SensorData.class);
      }
      return defaultDeserialize(parserCodec, context, node, StatusData.class);
    }

    return null;
  }

}