KeyGroupsSavepointStateHandle (Flink : Runtime 2.0.0 API)

java.lang.Object
- org.apache.flink.runtime.state.KeyGroupsStateHandle
- - org.apache.flink.runtime.state.KeyGroupsSavepointStateHandle

All Implemented Interfaces:

Serializable, CompositeStateHandle, KeyedStateHandle, SavepointKeyedStateHandle, StateObject, StreamStateHandle
```
public class KeyGroupsSavepointStateHandle
extends KeyGroupsStateHandle
implements SavepointKeyedStateHandle
```
A KeyGroupsStateHandle that describes a savepoint in the unified format.

See Also:

Serialized Form

Nested Class Summary
- Nested classes/interfaces inherited from interface org.apache.flink.runtime.state.StateObject
  StateObject.StateObjectLocation, StateObject.StateObjectSizeStatsCollector

Constructor Summary

Constructors
Constructor Description

KeyGroupsSavepointStateHandle(KeyGroupRangeOffsets groupRangeOffsets, StreamStateHandle streamStateHandle)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(Object o)`
`KeyGroupsStateHandle`	`getIntersection(KeyGroupRange keyGroupRange)`	Returns a state over a range that is the intersection between this handle's key-group range and the provided key-group range.
`String`	`toString()`

Methods inherited from class org.apache.flink.runtime.state.KeyGroupsStateHandle
asBytesIfInMemory, collectSizeStats, discardState, getCheckpointedSize, getDelegateStateHandle, getGroupRangeOffsets, getKeyGroupRange, getOffsetForKeyGroup, getStateHandleId, getStateSize, getStreamStateHandleID, hashCode, maybeGetPath, openInputStream, registerSharedStates, restore

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

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

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

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

- Constructor Detail
  - KeyGroupsSavepointStateHandle
```
public KeyGroupsSavepointStateHandle(KeyGroupRangeOffsets groupRangeOffsets,
                                     StreamStateHandle streamStateHandle)
```
    Parameters:
    
    groupRangeOffsets - range of key-group ids that in the state of this handle
    
    streamStateHandle - handle to the actual state of the key-groups
- Method Detail
  - getIntersection
```
public KeyGroupsStateHandle getIntersection(KeyGroupRange keyGroupRange)
```
    Description copied from interface: KeyedStateHandle
    
    Returns a state over a range that is the intersection between this handle's key-group range and the provided key-group range.
    
    Specified by:
    
    getIntersection in interface KeyedStateHandle
    
    Overrides:
    
    getIntersection in class KeyGroupsStateHandle
    
    Parameters:
    
    keyGroupRange - a key group range to intersect.
    
    Returns:
    
    key-group state over a range that is the intersection between this handle's key-group range and the provided key-group range.
  - equals
```
public boolean equals(Object o)
```
    Overrides:
    
    equals in class KeyGroupsStateHandle
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class KeyGroupsStateHandle