org.yamcs.artemis.EventTupleTranslator Maven / Gradle / Ivy

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package org.yamcs.artemis;

import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.yamcs.StreamInitializer;
import org.yamcs.api.YamcsApiException;
import org.yamcs.api.artemis.Protocol;
import org.yamcs.protobuf.Yamcs.Event;
import org.yamcs.yarch.Tuple;
import org.yamcs.yarch.TupleDefinition;

public class EventTupleTranslator implements TupleTranslator {

    @Override
    public ClientMessage buildMessage(ClientMessage msg, Tuple tuple) {
        Event event = (Event) tuple.getColumn("body");
        Protocol.encode(msg, event);
        return msg;
    }

    @Override
    public Tuple buildTuple(ClientMessage msg) {
        TupleDefinition tdef = StreamInitializer.EVENT_TUPLE_DEFINITION;
        try {
            Event event=(Event)Protocol.decode(msg, Event.newBuilder());
            return new Tuple(tdef, new Object[]{event.getGenerationTime(), 
                     event.getSource(), event.getSeqNumber(), event});
        } catch (YamcsApiException e) {
            throw new IllegalArgumentException(e.toString(), e);
        }
    }

}