| Package | Description | 
|---|---|
| org.opendaylight.controller.messagebus.app.impl | |
| org.opendaylight.controller.messagebus.spi | 
| Class and Description | 
|---|
| EventSource Event source is a node in topology which is able to produce notifications. | 
| EventSourceRegistration Instance of EventSourceRegistration is returned by  EventSourceRegistry.registerEventSource(EventSource)and it is used to unregister EventSource. | 
| EventSourceRegistry EventSourceRegistry is used to register  EventSource. | 
| Class and Description | 
|---|
| EventSource Event source is a node in topology which is able to produce notifications. | 
| EventSourceRegistration Instance of EventSourceRegistration is returned by  EventSourceRegistry.registerEventSource(EventSource)and it is used to unregister EventSource. | 
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