| Interface | Description |
|---|---|
| Channel | |
| ChannelHub | |
| ChannelHubManager | |
| ChannelHubManagerListener | |
| ChannelListener | |
| NotificationEventFactory | |
| UserNotificationHandler |
| Exception | Description |
|---|---|
| ChannelException | |
| DuplicateChannelException | |
| DuplicateChannelHubException | |
| DuplicateChannelListenerException | |
| UnknownChannelException | |
| UnknownChannelHubException |