StreamOperatorStateHandler.CheckpointedStreamOperator (Flink : Runtime 2.0-preview1 API)

All Known Implementing Classes:

AbstractAsyncStateStreamOperator, AbstractAsyncStateStreamOperatorV2, AbstractAsyncStateUdfStreamOperator, AbstractStreamOperator, AbstractStreamOperatorV2, AbstractUdfStreamOperator, BatchCoBroadcastWithKeyedOperator, BatchCoBroadcastWithNonKeyedOperator, BatchGroupedReduceOperator, CacheTransformationTranslator.IdentityStreamOperator, CacheTransformationTranslator.NoOpStreamOperator, CoBroadcastWithKeyedOperator, CoBroadcastWithNonKeyedOperator, CollectSinkOperator, ContinuousFileReaderOperator, CoProcessOperator, CoStreamFlatMap, CoStreamMap, EvictingWindowOperator, IntervalJoinOperator, KeyedCoProcessOperator, KeyedProcessOperator, KeyedSortPartitionOperator, LegacyKeyedCoProcessOperator, LegacyKeyedProcessOperator, MapPartitionOperator, PartitionAggregateOperator, PartitionReduceOperator, ProcessOperator, QueryableAppendingStateOperator, QueryableValueStateOperator, SortPartitionOperator, SourceOperator, StreamFilter, StreamFlatMap, StreamGroupedReduceOperator, StreamMap, StreamProject, StreamSink, StreamSource, TimestampsAndWatermarksOperator, WindowOperator

Enclosing class:

StreamOperatorStateHandler
```
public static interface StreamOperatorStateHandler.CheckpointedStreamOperator
```
Custom state handling hooks to be invoked by StreamOperatorStateHandler.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`initializeState(StateInitializationContext context)`
`void`	`snapshotState(StateSnapshotContext context)`

Method Detail

initializeState

void initializeState(StateInitializationContext context)
              throws Exception

Throws:: Exception

snapshotState

void snapshotState(StateSnapshotContext context)
            throws Exception

Throws:: Exception