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

Class WindowOperator.MergingWindowStateStore

java.lang.Object

org.apache.flink.runtime.state.DefaultKeyedStateStore

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

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

All Implemented Interfaces:

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

Enclosing class:

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

public class WindowOperator.MergingWindowStateStore
extends WindowOperator.AbstractPerWindowStateStore

Special WindowOperator.AbstractPerWindowStateStore that doesn't allow access to per-window state.

Field Summary

Fields inherited from class org.apache.flink.streaming.runtime.operators.windowing.WindowOperator.AbstractPerWindowStateStore

window

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

keyedStateBackend, serializerFactory

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
<IN,ACC,OUT> org.apache.flink.api.common.state.AggregatingState<IN,OUT>	getAggregatingState(org.apache.flink.api.common.state.AggregatingStateDescriptor<IN,ACC,OUT> stateProperties)
<T> org.apache.flink.api.common.state.ListState<T>	getListState(org.apache.flink.api.common.state.ListStateDescriptor<T> stateProperties)
<UK,UV> org.apache.flink.api.common.state.MapState<UK,UV>	getMapState(org.apache.flink.api.common.state.MapStateDescriptor<UK,UV> stateProperties)
<T> org.apache.flink.api.common.state.ReducingState<T>	getReducingState(org.apache.flink.api.common.state.ReducingStateDescriptor<T> stateProperties)
<T> org.apache.flink.api.common.state.ValueState<T>	getState(org.apache.flink.api.common.state.ValueStateDescriptor<T> stateProperties)

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

getPartitionedState

Methods inherited from class java.lang.Object

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

Constructor Detail

MergingWindowStateStore

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

Method Detail

getState

public <T> org.apache.flink.api.common.state.ValueState<T> getState(org.apache.flink.api.common.state.ValueStateDescriptor<T> stateProperties)

Specified by:

getState in interface org.apache.flink.api.common.state.KeyedStateStore

Overrides:

getState in class DefaultKeyedStateStore

getListState

public <T> org.apache.flink.api.common.state.ListState<T> getListState(org.apache.flink.api.common.state.ListStateDescriptor<T> stateProperties)

Specified by:

getListState in interface org.apache.flink.api.common.state.KeyedStateStore

Overrides:

getListState in class DefaultKeyedStateStore

getReducingState

public <T> org.apache.flink.api.common.state.ReducingState<T> getReducingState(org.apache.flink.api.common.state.ReducingStateDescriptor<T> stateProperties)

Specified by:

getReducingState in interface org.apache.flink.api.common.state.KeyedStateStore

Overrides:

getReducingState in class DefaultKeyedStateStore

getAggregatingState

public <IN,ACC,OUT> org.apache.flink.api.common.state.AggregatingState<IN,OUT> getAggregatingState(org.apache.flink.api.common.state.AggregatingStateDescriptor<IN,ACC,OUT> stateProperties)

Specified by:

getAggregatingState in interface org.apache.flink.api.common.state.KeyedStateStore

Overrides:

getAggregatingState in class DefaultKeyedStateStore

getMapState

public <UK,UV> org.apache.flink.api.common.state.MapState<UK,UV> getMapState(org.apache.flink.api.common.state.MapStateDescriptor<UK,UV> stateProperties)

Specified by:

getMapState in interface org.apache.flink.api.common.state.KeyedStateStore

Overrides:

getMapState in class DefaultKeyedStateStore