com.sample.citybikesnyc.BikeStationDeserializer.java Source code

Introduction

Here is the source code for com.sample.citybikesnyc.BikeStationDeserializer.java

Source

/*******************************************************************************
 * Copyright (c) 2016 Red Hat.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Red Hat - Initial Contribution
 *******************************************************************************/

package com.sample.citybikesnyc;

import java.io.IOException;

import javax.annotation.Generated;

import org.lambdamatic.elasticsearch.types.Location;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JavaType;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
import com.fasterxml.jackson.databind.node.ObjectNode;

/**
 * a {@link JsonDeserializer} for the {@link BikeStation} type.
 * 
 */
//@Generated ?
public class BikeStationDeserializer extends StdDeserializer {

    public BikeStationDeserializer() {
        super(BikeStation.class);
    }

    @Override
    public Object deserialize(final JsonParser jp, final DeserializationContext ctxt)
            throws IOException, JsonProcessingException {
        final BikeStation bikeStation = new BikeStation();
        final JsonNode rootNode = jp.getCodec().readTree(jp);
        final String stationName = rootNode.get("stationName").textValue();
        bikeStation.setStationName(stationName);
        final int availableDocks = (Integer) (rootNode.get("availableDocks")).numberValue();
        bikeStation.setAvailableDocks(availableDocks);
        final int status = (Integer) (rootNode.get("status")).numberValue();
        bikeStation.setStatus(BikeStationStatus.valueOf(status));

        final ObjectNode locationNode = (ObjectNode) rootNode.get("location");
        final JavaType locationType = ctxt.constructType(Location.class);
        final JsonParser locationNodeParser = jp.getCodec().getFactory().createParser(locationNode.toString());

        final Location locationValue = (Location) ctxt.findNonContextualValueDeserializer(locationType)
                .deserialize(locationNodeParser, ctxt);
        bikeStation.setLocation(locationValue);
        return bikeStation;
    }

}