How to use

getExtras

method

in

android.support.v7.media.MediaRouter$RouteInfo

/**
 * @param route The route information provided by Android.
 * @return A new MediaSink instance corresponding to the specified {@link RouteInfo}.
 */
public static MediaSink fromRoute(MediaRouter.RouteInfo route) {
  return new MediaSink(
    route.getId(),
    route.getName(),
    CastDevice.getFromBundle(route.getExtras()));
}