org.apache.flink.runtime.state

Interface StateEntry<K,N,S>

Type Parameters:

K - type of key.

N - type of namespace.

S - type of state.

All Known Implementing Classes:

CopyOnWriteStateMap.StateMapEntry, StateEntry.SimpleStateEntry

public interface StateEntry<K,N,S>

Interface of entries in a state backend. Entries are triple of key, namespace, and state.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	StateEntry.SimpleStateEntry<K,N,S>

Method Summary

Modifier and Type	Method and Description
default StateEntry<K,N,S>	filterOrTransform(StateSnapshotTransformer<S> transformer)
K	getKey() Returns the key of this entry.
N	getNamespace() Returns the namespace of this entry.
S	getState() Returns the state of this entry.

Method Detail

getKey

K getKey()

Returns the key of this entry.

getNamespace

N getNamespace()

Returns the namespace of this entry.

getState

S getState()

Returns the state of this entry.

filterOrTransform

default StateEntry<K,N,S> filterOrTransform(StateSnapshotTransformer<S> transformer)