| Interface | Description | 
|---|---|
| FeatureStore<T> | |
| FeatureSupporter | 
 Implementation of a feature. 
 | 
| Type | 
 Tagging interface for all types whose implementations need
 to be managed at runtime. 
 | 
| UpgradableStore.Handler<N,R> | 
 A handler that 
 | 
| Class | Description | 
|---|---|
| CustomMetaClass<T> | 
 Augments  
MetaClass with arguments for the constructor. | 
| FeatureRegistry | 
 Registry of Type dependant features. 
 | 
| Platform | 
 Definition of a specific Platform. 
 | 
| PlatformComponent | 
 Immutable class that adds a component to a Platform. 
 | 
| PlatformRegistry | 
 The Platform Registry singleton holds a list of all valid platforms recognized by JDeveloper. 
 | 
| PlatformType.PlatformTypeDisplayable | 
 A Displayable for a Platform 
 | 
| PlatformVersion | |
| UpgradableStore<L,N,R> | |
| UpgradableStore.Pair<A,B> | 
 A simple pair class that holds a request and its associated response from
 one of the nodes. 
 | 
| Enum | Description | 
|---|---|
| Module | |
| PlatformRegistry.VersionMatch | |
| PlatformType | 
 Represents a type of Platform. 
 | 
| Exception | Description | 
|---|---|
| MetadataException |