| Class | Description | |
|---|---|---|
 | AsyncDataSourcePageRequest | Represents an active page request for an async data source. |
| AsyncDataSourcePageTaskHolder | Encapsulates a running task for the async data provider worker. |
| AsyncVirtualDataSourceDataProviderWorkerSettings | Provides settings for the async data provider worker. |
| AsyncVirtualDataSourceProviderTaskDataHolder | Holds data about a running task for the async data provider worker. |
| AsyncVirtualDataSourceProviderWorker | Acts as a base class for asynchronous data provider workers. Provides a useful framework for scheduling and checking on asynchronous requests for data pages. |