The client-side route representation and tracking API, part of HttpConn.
| HttpRouteDirector | Provides directions on establishing a route. |
| HttpRoutePlanner | Encapsulates logic to compute a HttpRoute to a target host. |
| RouteInfo | Read-only interface for route information. |
| BasicRouteDirector | Basic implementation of an HttpRouteDirector. |
| HttpRoute | The route for a request. |
| RouteTracker | Helps tracking the steps in establishing a route. |
| RouteInfo.LayerType | The layering type of a route. |
| RouteInfo.TunnelType | The tunnelling type of a route. |
