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Successful route calculation or snapping result is the route or the list of routes each of which is represented by NMRoute class instance. Those routes can be used by other SDK modules: they can be be rendered on map or used for navigation.
Once routing service is requested to calculate or snap a route, it returns a route calculation session represented by NMRouteCalculationSession class instance. Route calculation session is the routing service request handler which is used to control the request.
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