This inheritance list is sorted roughly, but not completely, alphabetically:
[detail level 123]
  AuthenticationHandler | |
 ConfigHandler | An interface that can be re-implemented to receive configuration updates |
 ComponentBase | An abstract base class for the server's components |
| C2S | The base class for the Client-to-Server (C2S) component |
 SM | Implements a client session manager |
| Router | The base class for the routing component |
| ConfigManager | The manager for the server configuration |
| ConnectionCompression | This is an implementation of a de/compressing connection |
| Domain | An abstraction of a XMPP domain and its configuration |
| DomainHandler | A base class for entities that handle Tags for a specific domain |
| Plugin | Abstract base class for a (sub)protocol such as Roster Management, Private XML Storage, etc |
| DiscoManager | An implementation of the server-side disco management |
| MessageManager | An implementation of the server-side message management |
| PresenceManager | An implementation of the server-side presence management |
| RosterManager | An implementation of the server-side roster management protocol from RFC3921 |
| VCardManager | An implementation of the server-side presence management |
| RosterProvider | |
| Semaphore | A simple implementation of semaphore as a wrapper around a pthread or win32 semaphore |
| ServerEventHandler | An interface that can be re-implemented to receive server events |
| StreamBase | A class that abstracts a single client connection. Used by C2S |
| StreamFeature | This is the base class for a strean feature. It allows to plug new features (and associated processing) into the server |
| FeatureCompression | An abstraction of the STARTTLS stream feature |
| FeatureResourceBind | An abstraction of the Resource Bind stream feature |
| FeatureSASL | An abstraction of the SASL stream feature |
| FeatureSession | An abstraction of the Session Create stream feature |
| FeatureSTARTTLS | An abstraction of the STARTTLS stream feature |
 TagHandler | A base class for entities that handles Tags for a specific domain |
 ComponentBase | An abstract base class for the server's components |
| Router | The base class for the routing component |
