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);