See: Description
| Class | Description | 
|---|---|
| SDFFeederViaStateAndTimers<InputT,RestrictionT> | 
 Helper class for feeding element/restricton pairs into a  
PTransformTranslation.SPLITTABLE_PROCESS_ELEMENTS_URN transform, implementing checkpointing
 only, by using state and timers for storing the last element/restriction pair, similarly to
 SplittableParDoViaKeyedWorkItems.ProcessFn but in a portable
 fashion. |