@Override
protected C readValue(Command resp) throws TraCIException {
Storage content = resp.content();
List<String> ids = new StringList(content, true);
C out = makeCollection();
for (String id : ids) {
try {
out.add(repository.getByID(id));
} catch (IOException e) {
throw new TraCIException(e.toString());
}
}
return out;
}
@Override
List<Command> getRequests() {
if (roadmapPos == null && cartesianPos == null)
throw new IllegalStateException("position must be set first");
List<Command> reqs = super.getRequests();
Command req = reqs.iterator().next();
req.content().writeByte(Constants.TYPE_COMPOUND);
req.content().writeInt(2);
if (cartesianPos != null) { // conversion 2D-to-2D
int srcType;
double x;
double y;
if (srcLonLat) {
srcType = Constants.POSITION_LAT_LON;
// TraCI wants lat-long, which is vertical-horizontal
x = cartesianPos.getY();
y = cartesianPos.getX();
} else {
srcType = Constants.POSITION_2D;
x = cartesianPos.getX();
y = cartesianPos.getY();
}
int destType = destLonLat ? Constants.POSITION_LAT_LON : Constants.POSITION_2D;
req.content().writeUnsignedByte(srcType);
req.content().writeDouble(x);
req.content().writeDouble(y);
req.content().writeUnsignedByte(Constants.TYPE_UBYTE);
req.content().writeUnsignedByte(destType);
setPositionType(destType);
} else {
req.content().writeUnsignedByte(Constants.POSITION_ROADMAP);
req.content().writeStringUTF8(roadmapPos.edgeID);
req.content().writeDouble(roadmapPos.pos);
req.content().writeUnsignedByte(roadmapPos.laneID);
req.content().writeUnsignedByte(Constants.TYPE_UBYTE);
req.content().writeUnsignedByte(Constants.POSITION_LAT_LON);
setPositionType(Constants.POSITION_LAT_LON);
}
return reqs;
}