| Class | Description | 
|---|---|
| Messages | |
| RestConfiguration | A class to hold configuration properties for REST web services. | 
| RestFormExceptions | this is bean to store form and unchecked form exceptions
 from handling a form submission, to send back to
 a client. | 
| SessionConfirmation | A class to expose the session confirmation number via a nucleus component. | 
| Exception | Description | 
|---|---|
| RestException | The base RestException class. | 
| RestInitializationException | This exception is used when an error occurs during initialization of REST components. | 
| RestRuntimeException | The RestRuntimeException class. |