| Class | Description | 
|---|---|
| MasterClient | 
 Provides access to the XML-RPC API exposed by a  
MasterServer. | 
| ParameterClient | 
 Provide access to the XML-RPC API for a ROS  
ParameterServer. | 
| Registrar | 
 Manages topic, and service registrations of a  
SlaveServer with the
 MasterServer. | 
| SlaveClient | 
These classes should _not_ be used directly outside of the org.ros package.