| Interface | Description | 
|---|---|
| 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. 
 | 
| Class | Description | 
|---|---|
| BasicRouteDirector | 
 Basic  
HttpRouteDirector implementation. | 
| HttpRoute | 
 The route for a request. 
 | 
| RouteTracker | 
 Helps tracking the steps in establishing a route. 
 | 
| Enum | Description | 
|---|---|
| RouteInfo.LayerType | 
 The layering type of a route. 
 | 
| RouteInfo.TunnelType | 
 The tunnelling type of a route. 
 | 
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