| Class | Description | 
|---|---|
| AbstractMessageDelegator<S extends MessageConnection> | 
 A MessageListener implementation that will forward messages to methods
  of a delegate object. 
 | 
| ObjectMessageDelegator<S extends MessageConnection> | 
 A MessageListener implementation that will forward messages to methods
  of a specified delegate object. 
 | 
| SessionDataDelegator | 
 A MessageListener implementation that will forward messages to methods
  of a delegate specified as a HostedConnection session attribute. 
 |