Uses of Interface
org.apache.flink.runtime.state.KeyedStateBackend

Packages that use KeyedStateBackend

Package	Description
org.apache.flink.runtime.state
org.apache.flink.runtime.state.heap	This package contains the classes for key/value state backends that store the state on the JVM heap as objects.
org.apache.flink.runtime.state.metrics
org.apache.flink.runtime.state.ttl
org.apache.flink.streaming.api.operators
org.apache.flink.streaming.api.operators.sorted.state
org.apache.flink.streaming.runtime.operators.windowing

Uses of KeyedStateBackend in org.apache.flink.runtime.state

Subinterfaces of KeyedStateBackend in org.apache.flink.runtime.state

Modifier and Type	Interface	Description
interface	CheckpointableKeyedStateBackend<K>	Interface that combines both, the KeyedStateBackend interface, which encapsulates methods responsible for keyed state management and the Snapshotable which tells the system how to snapshot the underlying state.
interface	TestableKeyedStateBackend<K>	A keyed state backend interface for internal testing purpose.

Classes in org.apache.flink.runtime.state that implement KeyedStateBackend

Modifier and Type	Class	Description
class	AbstractKeyedStateBackend<K>	Base implementation of KeyedStateBackend.

Fields in org.apache.flink.runtime.state declared as KeyedStateBackend

Modifier and Type	Field	Description
protected KeyedStateBackend<?>	DefaultKeyedStateStore.keyedStateBackend

Methods in org.apache.flink.runtime.state that return KeyedStateBackend

Modifier and Type	Method	Description
default KeyedStateBackend<K>	TestableKeyedStateBackend.getDelegatedKeyedStateBackend(boolean recursive)

Constructors in org.apache.flink.runtime.state with parameters of type KeyedStateBackend

Constructor	Description
DefaultKeyedStateStore(KeyedStateBackend<?> keyedStateBackend, org.apache.flink.api.common.functions.SerializerFactory serializerFactory)
DefaultKeyedStateStore(KeyedStateBackend<?> keyedStateBackend, AsyncKeyedStateBackend<?> asyncKeyedStateBackend, org.apache.flink.api.common.functions.SerializerFactory serializerFactory)

Uses of KeyedStateBackend in org.apache.flink.runtime.state.heap

Classes in org.apache.flink.runtime.state.heap that implement KeyedStateBackend

Modifier and Type	Class	Description
class	HeapKeyedStateBackend<K>	A AbstractKeyedStateBackend that keeps state on the Java Heap and will serialize state to streams provided by a CheckpointStreamFactory upon checkpointing.

Uses of KeyedStateBackend in org.apache.flink.runtime.state.metrics

Methods in org.apache.flink.runtime.state.metrics with parameters of type KeyedStateBackend

Modifier and Type	Method	Description
static <K,N,V,S extends org.apache.flink.api.common.state.State> InternalKvState<K,N,?>	MetricsTrackingStateFactory.createStateAndWrapWithMetricsTrackingIfEnabled(InternalKvState<K,N,?> kvState, KeyedStateBackend<K> keyedStateBackend, org.apache.flink.api.common.state.StateDescriptor<S,V> stateDescriptor, LatencyTrackingStateConfig latencyTrackingStateConfig, SizeTrackingStateConfig sizeTrackingStateConfig)	Create latency tracking state if enabled.

Uses of KeyedStateBackend in org.apache.flink.runtime.state.ttl

Methods in org.apache.flink.runtime.state.ttl with parameters of type KeyedStateBackend

Modifier and Type	Method	Description
static <K,N,SV,TTLSV,S extends org.apache.flink.api.common.state.State,IS extends S> IS	TtlStateFactory.createStateAndWrapWithTtlIfEnabled(org.apache.flink.api.common.typeutils.TypeSerializer<N> namespaceSerializer, org.apache.flink.api.common.state.StateDescriptor<S,SV> stateDesc, KeyedStateBackend<K> stateBackend, TtlTimeProvider timeProvider)

Uses of KeyedStateBackend in org.apache.flink.streaming.api.operators

Methods in org.apache.flink.streaming.api.operators that return KeyedStateBackend

Modifier and Type	Method	Description
<K> KeyedStateBackend<K>	AbstractStreamOperator.getKeyedStateBackend()
<K> KeyedStateBackend<K>	AbstractStreamOperatorV2.getKeyedStateBackend()
<K> KeyedStateBackend<K>	StreamOperatorStateHandler.getKeyedStateBackend()

Uses of KeyedStateBackend in org.apache.flink.streaming.api.operators.sorted.state

Classes in org.apache.flink.streaming.api.operators.sorted.state that implement KeyedStateBackend

Modifier and Type	Class	Description
class	BatchExecutionKeyedStateBackend<K>	A CheckpointableKeyedStateBackend which keeps values for a single key at a time.

Uses of KeyedStateBackend in org.apache.flink.streaming.runtime.operators.windowing

Constructors in org.apache.flink.streaming.runtime.operators.windowing with parameters of type KeyedStateBackend

Constructor	Description
AbstractPerWindowStateStore(KeyedStateBackend<?> keyedStateBackend, org.apache.flink.api.common.ExecutionConfig executionConfig)
MergingWindowStateStore(KeyedStateBackend<?> keyedStateBackend, org.apache.flink.api.common.ExecutionConfig executionConfig)
PerWindowStateStore(KeyedStateBackend<?> keyedStateBackend, org.apache.flink.api.common.ExecutionConfig executionConfig)