| Package | Description | 
|---|---|
| java.rmi.activation | Provides support for RMI Object Activation. | 
| java.rmi.server | Provides classes and interfaces for supporting the server
side of RMI. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | ActivatableThe  Activatableclass provides support for remote
 objects that require persistent access over time and that
 can be activated by the system. | 
| class  | ActivationGroupAn  ActivationGroupis responsible for creating new
 instances of "activatable" objects in its group, informing itsActivationMonitorwhen either: its object's become
 active or inactive, or the group as a whole becomes inactive. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | UnicastRemoteObjectUsed for exporting a remote object with JRMP and obtaining a stub
 that communicates to the remote object. | 
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