/** @see ecologylab.oodss.messages.RequestMessage#performService(ecologylab.collections.Scope) */
@Override
public ResponseMessage performService(Scope objectRegistry) {
GPSDatum gpsDatum = (GPSDatum) objectRegistry.get(EarthGPSSimulatorServer.GPS_DATUM);
if (gpsDatum == null) gpsDatum = new GPSDatum();
long lastTimePoint = (Long) objectRegistry.get(EarthGPSSimulatorServer.LAST_TIME_POINT);
if (lastTimePoint != 0)
gpsDatum.setGrndSpd(gpsDatum.distanceTo(lat, lon) / ((timePoint - lastTimePoint) / 1000.0));
objectRegistry.put(EarthGPSSimulatorServer.LAST_TIME_POINT, timePoint);
gpsDatum.setLat(lat);
gpsDatum.setLon(lon);
CompassDatum compassDatum =
(CompassDatum) objectRegistry.get(EarthGPSSimulatorServer.COMPASS_DATUM);
if (compassDatum == null) compassDatum = new CompassDatum();
compassDatum.setHeading(heading);
Kml currentLookPointKML = new Kml();
Placemark currentLookPoint = new Placemark("location", "Current simulated GPS location.", null);
currentLookPoint.setPoint(new Point(gpsDatum));
try {
debug(SimplTypesScope.serialize(currentLookPoint, StringFormat.XML));
} catch (SIMPLTranslationException e) {
e.printStackTrace();
}
currentLookPointKML.setPlacemark(currentLookPoint);
KmlResponse resp = new KmlResponse(currentLookPointKML);
debug("Ground speed: " + gpsDatum.getSpeed());
return resp;
}
/** Called automatically by OODSS on client */
@Override
public void processUpdate(Scope appObjScope) {
System.out.println("processUpdate has indeed been called we kind of win!!!");
/* get the chat listener */
ChatUpdateListener listener =
(ChatUpdateListener) appObjScope.get(ChatUpdateListener.CHAT_UPDATE_LISTENER);
/* report incoming update */
if (listener != null) {
listener.recievedUpdate(this);
} else {
warning(
"Listener not set in application scope. Can't display message from\n"
+ id
+ ": "
+ message);
}
}