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

Class WindowOperator.AbstractPerWindowStateStore

java.lang.Object

org.apache.flink.runtime.state.DefaultKeyedStateStore

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

All Implemented Interfaces:

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

Direct Known Subclasses:

WindowOperator.MergingWindowStateStore, WindowOperator.PerWindowStateStore

Enclosing class:

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

public abstract class WindowOperator.AbstractPerWindowStateStore
extends DefaultKeyedStateStore

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

Field Summary

Fields

Modifier and Type	Field	Description
protected W	window

Fields inherited from class org.apache.flink.runtime.state.DefaultKeyedStateStore

asyncKeyedStateBackend, keyedStateBackend, serializerFactory, supportKeyedStateApiSet

Constructor Summary

Constructors

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

Method Summary

Methods inherited from class org.apache.flink.runtime.state.DefaultKeyedStateStore

getAggregatingState, getAggregatingState, getListState, getListState, getMapState, getMapState, getPartitionedState, getPartitionedState, getReducingState, getReducingState, getState, getValueState, setSupportKeyedStateApiSetV2

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.api.common.state.KeyedStateStore

getState

Field Detail

window

protected W extends Window window

Constructor Detail

AbstractPerWindowStateStore

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