See: Description
| Class | Description | 
|---|---|
| LDAPHealthCheck | This class defines an API that must be implemented by extensions which are
 used to assess the health of backend servers accessed through the Directory
 Proxy Server. | 
| PlacementAlgorithm | This class defines an API that must be implemented by extensions which are
 used to select the backend set in which a new entry should be added in an
 entry-balanced environment. | 
| ProxiedExtendedOperationHandler | This class defines an API that must be implemented by extensions which are
 used to forward extended operations to one or more backend servers. | 
| ProxyTransformation | This class defines an API that must be implemented by extensions which are
 used to transform requests and/or responses as they pass through the
 Directory Proxy Server. | 
| ServerAffinityProvider | This class defines an API that must be implemented by extensions which are
 used to influence which backend server a client should use in a load-balanced
 set. |