public abstract class UpdatingCombineFn<InputT,AccumT,OutputT>
extends org.apache.beam.sdk.transforms.Combine.CombineFn<InputT,AccumT,OutputT>
| Constructor and Description |
|---|
UpdatingCombineFn() |
| Modifier and Type | Method and Description |
|---|---|
abstract AccumT |
updateAfterFiring(AccumT accumulator)
Returns an updated accumulator from the given accumulator after firing a window pane.
|