DigitalArchitectureEventInterface (Digital Architecture OMAS API 3.15 API)

```
public interface DigitalArchitectureEventInterface
```
DigitalArchitectureEventInterface defines how a client gets access to the events produced by the Digital Architecture OMAS

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`registerListener(String userId, DigitalArchitectureEventListener listener)`	Register a listener object that will be passed each of the events published by the Digital Architecture OMAS.

- Method Detail
  - registerListener
```
void registerListener(String userId,
                      DigitalArchitectureEventListener listener)
               throws InvalidParameterException,
                      ConnectionCheckedException,
                      ConnectorCheckedException,
                      PropertyServerException,
                      UserNotAuthorizedException
```
    Register a listener object that will be passed each of the events published by the Digital Architecture OMAS.
    
    Parameters:
    
    userId - calling user
    
    listener - listener object
    
    Throws:
    
    InvalidParameterException - one of the parameters is null or invalid.
    
    ConnectionCheckedException - there are errors in the configuration of the connection which is preventing the creation of a connector.
    
    ConnectorCheckedException - there are errors in the initialization of the connector.
    
    PropertyServerException - there is a problem retrieving information from the property server(s).
    
    UserNotAuthorizedException - the requesting user is not authorized to issue this request.