org.opentripplanner.api.json.FeedScopedIdDeserializer Maven / Gradle / Ivy

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package org.opentripplanner.api.json;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import org.opentripplanner.model.FeedScopedId;

import java.io.IOException;

public class FeedScopedIdDeserializer extends JsonDeserializer {

    public static final String SEPARATOR = ":";

    @Override
    public FeedScopedId deserialize(JsonParser jp, DeserializationContext ctxt)
            throws IOException, JsonProcessingException {
        String string = jp.getValueAsString();
        String[] parts = string.split(SEPARATOR, 2);
        return new FeedScopedId(parts[0], parts[1]);
    }

    // Gets around type erasure, allowing
    // module.addSerializer(new ThingSerializer()) to correctly associate 
    // this serializer with the proper type.
    @Override
    public Class handledType() {
        return FeedScopedId.class;
    }

}