de.javakaffee.kryoserializers.jodatime.JodaLocalTimeSerializer Maven / Gradle / Ivy

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Additional kryo (http://kryo.googlecode.com) serializers for standard jdk types (e.g. currency, jdk proxies) and some for external libs (e.g. joda time, cglib proxies, wicket).

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package de.javakaffee.kryoserializers.jodatime;

import com.esotericsoftware.kryo.Kryo;
import com.esotericsoftware.kryo.Serializer;
import com.esotericsoftware.kryo.io.Input;
import com.esotericsoftware.kryo.io.Output;
import org.joda.time.Chronology;
import org.joda.time.DateTimeZone;
import org.joda.time.LocalTime;
import org.joda.time.chrono.*;

/**
 * A format for Joda {@link LocalTime}, that stores the milliseconds of the day and chronology
 * as separate attributes.
 * 
 * The following chronologies are supported:
 * 

 * {@link ISOChronology}
 * {@link CopticChronology}
 * {@link EthiopicChronology}
 * {@link GregorianChronology}
 * {@link JulianChronology}
 * {@link IslamicChronology}
 * {@link BuddhistChronology}
 * {@link GJChronology}
 * 
 * 
 *
 * @author Rob Reeves
 */
public class JodaLocalTimeSerializer extends Serializer {
    @Override
    public void write(Kryo kryo, Output output, LocalTime object) {
        final int time = object.getMillisOfDay();
        output.writeInt(time, true);

        //LocalTime always converts the internal DateTimeZone to UTC so there is no need to serialize it.
        final String chronologyId = IdentifiableChronology.getChronologyId(object.getChronology());
        output.writeString(chronologyId);
    }

    @Override
    public LocalTime read(Kryo kryo, Input input, Class type) {
        final int time = input.readInt(true);
        final Chronology chronology = IdentifiableChronology.readChronology(input);

        //LocalTime always converts the internal DateTimeZone to UTC.
        return new LocalTime(time, chronology.withZone(DateTimeZone.UTC));
    }

    @Override
    public LocalTime copy(Kryo kryo, LocalTime original) {
        return new LocalTime(original);
    }
}