Package org.apache.flink.datastream.impl.extension.window.operators

Class OneInputWindowProcessOperator<K,IN,OUT,W extends org.apache.flink.streaming.api.windowing.windows.Window>

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<OUT>

org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncKeyOrderedStreamOperator<OUT>

org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateStreamOperator<OUT>

org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateUdfStreamOperator<OUT,org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT>>

org.apache.flink.datastream.impl.operators.ProcessOperator<IN,OUT>

org.apache.flink.datastream.impl.operators.BaseKeyedProcessOperator<K,IN,OUT>

org.apache.flink.datastream.impl.extension.window.operators.OneInputWindowProcessOperator<K,IN,OUT,W>

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.BoundedOneInput, org.apache.flink.streaming.api.operators.Input<IN>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.OneInputStreamOperator<IN,OUT>, org.apache.flink.streaming.api.operators.OutputTypeConfigurable<OUT>, org.apache.flink.streaming.api.operators.StreamOperator<OUT>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.Triggerable<K,W>, org.apache.flink.streaming.api.operators.UserFunctionProvider<org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT>>, org.apache.flink.streaming.api.operators.YieldingOperator<OUT>, org.apache.flink.streaming.runtime.operators.asyncprocessing.AsyncKeyOrderedProcessing, org.apache.flink.streaming.runtime.operators.asyncprocessing.AsyncKeyOrderedProcessingOperator

public class OneInputWindowProcessOperator<K,IN,OUT,W extends org.apache.flink.streaming.api.windowing.windows.Window>
extends BaseKeyedProcessOperator<K,IN,OUT>
implements org.apache.flink.streaming.api.operators.Triggerable<K,W>

Operator for OneInputWindowStreamProcessFunction in KeyedPartitionStream.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.datastream.impl.operators.BaseKeyedProcessOperator

keySet, outKeySelector

Fields inherited from class org.apache.flink.datastream.impl.operators.ProcessOperator

context, eventTimeWatermarkHandler, nonPartitionedContext, outputCollector, partitionedContext, watermarkDeclarationMap

Fields inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateUdfStreamOperator

declarationContext, userFunction

Fields inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncKeyOrderedStreamOperator

asyncExecutionController, currentProcessingContext, declarationManager, environment

Fields inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

combinedWatermark, config, lastRecordAttributes1, lastRecordAttributes2, latencyStats, metrics, output, processingTimeService, stateHandler, stateKeySelector1, stateKeySelector2, timeServiceManager

Constructor Summary

Constructors

Constructor

Description

OneInputWindowProcessOperator(InternalOneInputWindowStreamProcessFunction<IN,OUT,W> windowProcessFunction, org.apache.flink.streaming.api.windowing.assigners.WindowAssigner<? super IN,W> windowAssigner, org.apache.flink.streaming.api.windowing.triggers.Trigger<? super IN,? super W> trigger, org.apache.flink.api.common.typeutils.TypeSerializer<W> windowSerializer, org.apache.flink.api.common.state.v2.StateDescriptor<IN> windowStateDescriptor, long allowedLateness)

Method Summary

Modifier and Type	Method	Description
void	close()
protected MergingWindowSet<W>	getMergingWindowSet()	Retrieves the MergingWindowSet for the currently active key.
protected org.apache.flink.datastream.api.context.ProcessingTimeManager	getProcessingTimeManager()
void	onEventTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
void	onProcessingTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
void	open()
void	processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<IN> element)

Methods inherited from class org.apache.flink.datastream.impl.operators.BaseKeyedProcessOperator

currentKey, getNonPartitionedContext, getOutputCollector, isAsyncKeyOrderedProcessingEnabled, newKeySelected

Methods inherited from class org.apache.flink.datastream.impl.operators.ProcessOperator

endInput, getEventTimeSupplier, getProcessorWithKey, getTimerService, processWatermarkInternal

Methods inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateUdfStreamOperator

finish, getUserFunction, initializeState, notifyCheckpointAborted, notifyCheckpointComplete, setOutputType, setup, snapshotState

Methods inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateStreamOperator

createAsyncExecutionController, getKeySelectorForAsyncKeyedContext

Methods inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncKeyOrderedStreamOperator

asyncProcessWithKey, beforeInitializeStateHandler, drainStateRequests, getAsyncKeyedStateBackend, getCurrentKey, getDeclarationManager, getElementOrder, getInternalTimerService, getOrCreateKeyedState, getRecordProcessor, handleAsyncException, postProcessElement, postProcessWatermark, prepareSnapshotPreBarrier, preProcessWatermark, preserveRecordOrderAndProcess, processNonRecord, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark, processWatermark, processWatermark1, processWatermark1Internal, processWatermark2, processWatermark2Internal, processWatermarkStatus, processWatermarkStatus, reportOrForwardLatencyMarker, setAsyncKeyedContextElement, setKeyContextElement1, setKeyContextElement2

Methods inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

getContainingTask, getExecutionConfig, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getStateKeySelector1, getStateKeySelector2, getTimeServiceManager, getUserCodeClassloader, hasKeyContext1, hasKeyContext2, initializeState, isUsingCustomRawKeyedState, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark1, processWatermark2, processWatermarkStatus1, processWatermarkStatus2, setCurrentKey, setMailboxExecutor, setProcessingTimeService, snapshotState, useSplittableTimers

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.streaming.runtime.operators.asyncprocessing.AsyncKeyOrderedProcessing

getRecordProcessor

Methods inherited from interface org.apache.flink.streaming.runtime.operators.asyncprocessing.AsyncKeyOrderedProcessingOperator

asyncProcessWithKey, getDeclarationManager, getElementOrder, postProcessElement, preserveRecordOrderAndProcess, setAsyncKeyedContextElement

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

notifyCheckpointAborted, notifyCheckpointComplete

Methods inherited from interface org.apache.flink.streaming.api.operators.Input

processLatencyMarker, processRecordAttributes, processWatermark, processWatermark, processWatermarkStatus

Methods inherited from interface org.apache.flink.streaming.api.operators.KeyContext

getCurrentKey, setCurrentKey

Methods inherited from interface org.apache.flink.streaming.api.operators.KeyContextHandler

hasKeyContext

Methods inherited from interface org.apache.flink.streaming.api.operators.OneInputStreamOperator

setKeyContextElement

Methods inherited from interface org.apache.flink.streaming.api.operators.StreamOperator

finish, getMetricGroup, getOperatorAttributes, getOperatorID, initializeState, prepareSnapshotPreBarrier, setKeyContextElement1, setKeyContextElement2, snapshotState

Constructor Detail

OneInputWindowProcessOperator

public OneInputWindowProcessOperator(InternalOneInputWindowStreamProcessFunction<IN,OUT,W> windowProcessFunction,
                                     org.apache.flink.streaming.api.windowing.assigners.WindowAssigner<? super IN,W> windowAssigner,
                                     org.apache.flink.streaming.api.windowing.triggers.Trigger<? super IN,? super W> trigger,
                                     org.apache.flink.api.common.typeutils.TypeSerializer<W> windowSerializer,
                                     org.apache.flink.api.common.state.v2.StateDescriptor<IN> windowStateDescriptor,
                                     long allowedLateness)

Method Detail

open

public void open()
          throws Exception

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<K>

Overrides:

open in class BaseKeyedProcessOperator<K,IN,OUT>

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.flink.streaming.api.operators.StreamOperator<K>

Overrides:

close in class ProcessOperator<IN,OUT>

Throws:

Exception

processElement

public void processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<IN> element)
                    throws Exception

Specified by:

processElement in interface org.apache.flink.streaming.api.operators.Input<K>

Overrides:

processElement in class ProcessOperator<IN,OUT>

Throws:

Exception

onEventTime

public void onEventTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
                 throws Exception

Specified by:

onEventTime in interface org.apache.flink.streaming.api.operators.Triggerable<K,IN>

Throws:

Exception

onProcessingTime

public void onProcessingTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
                      throws Exception

Specified by:

onProcessingTime in interface org.apache.flink.streaming.api.operators.Triggerable<K,IN>

Throws:

Exception

getProcessingTimeManager

protected org.apache.flink.datastream.api.context.ProcessingTimeManager getProcessingTimeManager()

Overrides:

getProcessingTimeManager in class ProcessOperator<IN,OUT>

getMergingWindowSet

protected MergingWindowSet<W> getMergingWindowSet()
                                           throws Exception

Retrieves the MergingWindowSet for the currently active key. The caller must ensure that the correct key is set in the state backend.

The caller must also ensure to properly persist changes to state using MergingWindowSet.persist().

Throws:

Exception