org.apache.flink.streaming.runtime.operators.windowing

类 WindowOperator.AbstractPerWindowStateStore

java.lang.Object

org.apache.flink.runtime.state.DefaultKeyedStateStore

org.apache.flink.streaming.runtime.operators.windowing.WindowOperator.AbstractPerWindowStateStore

所有已实现的接口:

org.apache.flink.api.common.state.KeyedStateStore

直接已知子类:

WindowOperator.MergingWindowStateStore, WindowOperator.PerWindowStateStore

封闭类:

WindowOperator<K,IN,ACC,OUT,W extends Window>

public abstract class WindowOperator.AbstractPerWindowStateStore
extends org.apache.flink.runtime.state.DefaultKeyedStateStore

Base class for per-window KeyedStateStores. Used to allow per-window state access for ProcessWindowFunction.

字段概要

字段

限定符和类型	字段和说明
protected W	window

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

executionConfig, keyedStateBackend

构造器概要

构造器

构造器和说明
AbstractPerWindowStateStore(org.apache.flink.runtime.state.KeyedStateBackend<?> keyedStateBackend, org.apache.flink.api.common.ExecutionConfig executionConfig)

方法概要

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

getAggregatingState, getFoldingState, getListState, getMapState, getPartitionedState, getReducingState, getState

从类继承的方法 java.lang.Object

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

字段详细资料

window

protected W extends Window window

构造器详细资料

AbstractPerWindowStateStore

public AbstractPerWindowStateStore(org.apache.flink.runtime.state.KeyedStateBackend<?> keyedStateBackend,
                                   org.apache.flink.api.common.ExecutionConfig executionConfig)