IncrementalKeyedStateHandle (Flink : Runtime 2.0.1 API)

All Superinterfaces:

CheckpointBoundKeyedStateHandle, CompositeStateHandle, KeyedStateHandle, Serializable, StateObject

All Known Implementing Classes:

AbstractIncrementalStateHandle, IncrementalLocalKeyedStateHandle, IncrementalRemoteKeyedStateHandle
```
public interface IncrementalKeyedStateHandle
extends KeyedStateHandle, CheckpointBoundKeyedStateHandle
```
Common interface to all incremental KeyedStateHandle.

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class IncrementalKeyedStateHandle.HandleAndLocalPath
A Holder of StreamStateHandle and the corresponding localPath.
- Nested classes/interfaces inherited from interface org.apache.flink.runtime.state.StateObject
  StateObject.StateObjectLocation, StateObject.StateObjectSizeStatsCollector

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`UUID`	`getBackendIdentifier()`	Returns the identifier of the state backend from which this handle was created.
`StreamStateHandle`	`getMetaDataStateHandle()`
`List<IncrementalKeyedStateHandle.HandleAndLocalPath>`	`getSharedStateHandles()`	Returns a list of all shared states and the corresponding localPath in the backend at the time this was created.

Methods inherited from interface org.apache.flink.runtime.state.CheckpointBoundKeyedStateHandle
getCheckpointId, rebound

Methods inherited from interface org.apache.flink.runtime.state.CompositeStateHandle
getCheckpointedSize, registerSharedStates

Methods inherited from interface org.apache.flink.runtime.state.KeyedStateHandle
getIntersection, getKeyGroupRange, getStateHandleId

Methods inherited from interface org.apache.flink.runtime.state.StateObject
collectSizeStats, discardState, getStateSize

- Method Detail
  - getBackendIdentifier
```
@Nonnull
UUID getBackendIdentifier()
```
    Returns the identifier of the state backend from which this handle was created.
  - getSharedStateHandles
```
@Nonnull
List<IncrementalKeyedStateHandle.HandleAndLocalPath> getSharedStateHandles()
```
    Returns a list of all shared states and the corresponding localPath in the backend at the time this was created.
  - getMetaDataStateHandle
```
@Nonnull
StreamStateHandle getMetaDataStateHandle()
```