public interface OperatorStateRepartitioner
Modifier and Type | Method and Description |
---|---|
List<List<OperatorStateHandle>> |
repartitionState(List<OperatorStateHandle> previousParallelSubtaskStates,
int newParallelism) |
List<List<OperatorStateHandle>> repartitionState(List<OperatorStateHandle> previousParallelSubtaskStates, int newParallelism)
previousParallelSubtaskStates
- List of state handles to the parallel subtask states of an operator, as they
have been checkpointed.newParallelism
- The parallelism that we consider for the state redistribution. Determines the size of the
returned list.Copyright © 2014–2020 The Apache Software Foundation. All rights reserved.