| Interface | Description | 
|---|---|
| ConfigElementInfo | |
| ContextConfigChangeListener | |
| ContextConfigEvent | |
| OpssServiceInstance | |
| OpssServiceProvider | |
| SerivceRelation | |
| ServiceContext | |
| ServiceContextOperation | |
| ServiceEvent | ServiceEvent is used to 1. | 
| ServiceLifecycle | |
| ServiceListener | an interface for service stakeholdlers to monitor service changes. | 
| ServiceProviderFactory | 
| Class | Description | 
|---|---|
| ServiceContextManager | 
| Enum | Description | 
|---|---|
| OpssServiceInstance.State | |
| ServiceContext.State | |
| ServiceContextManager.Mode | |
| ServiceEvent.EventType | 
| Exception | Description | 
|---|---|
| ServiceConfigException | |
| ServiceContextException |