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

asyncKeyedStateBackend, keyedStateBackend, serializerFactory, supportKeyedStateApiSet

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

getAggregatingState, getListState, getMapState, getPartitionedState, getPartitionedState, getReducingState, 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

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