public SatelliteStateOutput(
TLEPredictorProcess parentProcess,
String name,
TLEOutput tleOutput,
double outputPeriod,
double predictHorizon) {
this.parentProcess = parentProcess;
this.eventHandler = new BasicEventHandler();
this.orbitPredictor = new TLEOrbitPredictor(tleOutput);
this.name = name;
this.outputPeriod = outputPeriod;
this.predictHorizon = predictHorizon;
// create output structure
SWEHelper fac = new SWEHelper();
DataRecord rec = fac.newDataRecord();
rec.setName(getName());
rec.setDefinition(SWEConstants.DEF_PLATFORM_LOC.replace("Location", "State"));
rec.addField("time", fac.newTimeStampIsoUTC());
rec.addField("position", fac.newLocationVectorECEF(SWEConstants.DEF_PLATFORM_LOC));
rec.addField(
"velocity",
fac.newVelocityVectorECEF(
SWEConstants.DEF_PLATFORM_LOC.replace("Location", "Velocity"), "m/s"));
this.outputDef = rec;
this.outputEncoding = fac.newTextEncoding();
}
@Override
protected void init() {
SWEHelper fac = new SWEHelper();
// build SWE Common record structure
laserData = fac.newDataRecord(5);
laserData.setName(getName());
laserData.setDefinition("http://sensorml.com/ont/swe/property/LaserRangeData");
// add time, horizontalDistance, azimuth, inclination, and slopeDistance
laserData.addComponent("time", fac.newTimeStampIsoUTC());
laserData.addComponent(
"horizDistance",
fac.newQuantity(
SWEHelper.getPropertyUri("HorizontalDistance"), "Horizontal Distance", null, "m"));
laserData.addComponent(
"slopeDistance",
fac.newQuantity(
SWEHelper.getPropertyUri("LineOfSightDistance"), "Line-of-Sight Distance", null, "m"));
// for azimuth (trueHeading), we also specify a reference frame
Quantity q =
fac.newQuantity(SWEHelper.getPropertyUri("TrueHeading"), "True Heading", null, "deg");
q.setReferenceFrame("http://sensorml.com/ont/swe/property/NED");
q.setAxisID("z");
laserData.addComponent("azimuth", q);
// for inclination, we also specify a reference frame
q = fac.newQuantity(SWEHelper.getPropertyUri("Inclination"), "Inclination", null, "deg");
q.setReferenceFrame("http://sensorml.com/ont/swe/property/NED");
q.setAxisID("y");
laserData.addComponent("inclination", q);
// also generate encoding definition as text block
dataEncoding = fac.newTextEncoding(",", "\n");
}
protected void init() {
GeoPosHelper fac = new GeoPosHelper();
// SWE Common data structure
dataStruct = fac.newDataRecord(7);
dataStruct.setName(getName());
dataStruct.setDefinition(SWEHelper.getPropertyUri("AVLData"));
// time
dataStruct.addComponent("time", fac.newTimeStampIsoUTC());
// Mobile Data Terminal ID
dataStruct.addComponent(
"mdt-id",
fac.newCategory(
SWEHelper.getPropertyUri("MDT-ID"), "MDT-ID", "Mobile Data Terminal ID", null));
// Unit and Vehicle ID (often the same)
dataStruct.addComponent(
"unit-id",
fac.newCategory(SWEHelper.getPropertyUri("Unit-ID"), "Unit ID", "Mobile Unit ID", null));
dataStruct.addComponent(
"veh-id",
fac.newCategory(
SWEHelper.getPropertyUri("Vehicle-ID"),
"Vehicle ID",
"Mobile Vehicle Identification",
null));
// location (latitude-longitude)
Vector locVector = fac.newLocationVectorLatLon(SWEConstants.DEF_SENSOR_LOC);
locVector.setLabel("Vehicle Location");
dataStruct.addComponent("location", locVector);
// status constraints: (AQ - at-station; ER - enroute; AR - arrived?, OS - out-of-service, AK -
// completed-returning)
Category status =
fac.newCategory(
SWEHelper.getPropertyUri("Vehicle-Status"),
"Unit Status",
"Unit-Vehicle Status (AQ, OS, AK, ER, AR)",
null);
AllowedTokens constraints = fac.newAllowedTokens();
constraints.addValue("AQ");
constraints.addValue("ER");
constraints.addValue("AR");
constraints.addValue("OS");
constraints.addValue("AK");
status.setConstraint(constraints);
dataStruct.addComponent("status", status);
// event (empty if AQ, OS, or AK; event number if ER or AR)
dataStruct.addComponent(
"event-id",
fac.newCategory(
SWEHelper.getPropertyUri("Event-ID"),
"Event ID",
"Assigned ID to an emergency event",
null));
// set encoding to CSV
dataEncoding = fac.newTextEncoding(",", "\n");
}