org.apache.flink.runtime.state.heap

类 NestedMapsStateTable<K,N,S>

java.lang.Object

org.apache.flink.runtime.state.heap.StateTable<K,N,S>

org.apache.flink.runtime.state.heap.NestedMapsStateTable<K,N,S>

类型参数:

K - type of key.

N - type of namespace.

S - type of state.

所有已实现的接口:

Iterable<StateEntry<K,N,S>>, StateSnapshotRestore

@Internal
public class NestedMapsStateTable<K,N,S>
extends StateTable<K,N,S>

This implementation of StateTable uses NestedStateMap.

字段概要

从类继承的字段 org.apache.flink.runtime.state.heap.StateTable

keyContext, keyGroupedStateMaps, keyGroupRange, keySerializer, metaInfo

构造器概要

构造器

构造器和说明
NestedMapsStateTable(InternalKeyContext<K> keyContext, RegisteredKeyValueStateBackendMetaInfo<N,S> metaInfo, org.apache.flink.api.common.typeutils.TypeSerializer<K> keySerializer) Creates a new NestedMapsStateTable for the given key context and meta info.

方法概要

限定符和类型	方法和说明
protected NestedStateMap<K,N,S>	createStateMap()
org.apache.flink.runtime.state.heap.NestedMapsStateTable.NestedMapsStateTableSnapshot<K,N,S>	stateSnapshot() Returns a snapshot of the state.

从类继承的方法 org.apache.flink.runtime.state.heap.StateTable

containsKey, get, get, getKeyGroupOffset, getKeys, getKeysAndNamespaces, getKeySerializer, getMapForKeyGroup, getMetaInfo, getNamespaceSerializer, getState, getStateIncrementalVisitor, getStateSerializer, isEmpty, iterator, keyGroupReader, put, put, remove, removeAndGetOld, setMetaInfo, size, sizeOfNamespace, transform

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 java.lang.Iterable

forEach, spliterator

构造器详细资料

NestedMapsStateTable

public NestedMapsStateTable(InternalKeyContext<K> keyContext,
                            RegisteredKeyValueStateBackendMetaInfo<N,S> metaInfo,
                            org.apache.flink.api.common.typeutils.TypeSerializer<K> keySerializer)

Creates a new NestedMapsStateTable for the given key context and meta info.

参数:

keyContext - the key context.

metaInfo - the meta information for this state table.

keySerializer - the serializer of the key.

方法详细资料

createStateMap

protected NestedStateMap<K,N,S> createStateMap()

指定者:

createStateMap 在类中 StateTable<K,N,S>

stateSnapshot

@Nonnull
public org.apache.flink.runtime.state.heap.NestedMapsStateTable.NestedMapsStateTableSnapshot<K,N,S> stateSnapshot()

从接口复制的说明: StateSnapshotRestore

Returns a snapshot of the state.

指定者:

stateSnapshot 在接口中 StateSnapshotRestore

指定者:

stateSnapshot 在类中 StateTable<K,N,S>