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

Class BaseKeyedProcessOperator<KEY,IN,OUT>

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<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<KEY,IN,OUT>

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.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.AsyncStateProcessing, org.apache.flink.streaming.runtime.operators.asyncprocessing.AsyncStateProcessingOperator

Direct Known Subclasses:

KeyedProcessOperator, OneInputWindowProcessOperator

public class BaseKeyedProcessOperator<KEY,IN,OUT>
extends ProcessOperator<IN,OUT>

Base operator for OneInputStreamProcessFunction in KeyedPartitionStream.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected Set<Object>	keySet
protected org.apache.flink.api.java.functions.KeySelector<OUT,KEY>	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.AbstractAsyncStateStreamOperator

declarationManager

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
BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction)
BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction, org.apache.flink.api.java.functions.KeySelector<OUT,KEY> outKeySelector)

Method Summary

Modifier and Type	Method	Description
protected Object	currentKey()
protected org.apache.flink.datastream.api.context.NonPartitionedContext<OUT>	getNonPartitionedContext()
protected TimestampCollector<OUT>	getOutputCollector()
boolean	isAsyncStateProcessingEnabled()
void	newKeySelected(Object newKey)
void	open()

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

close, endInput, getEventTimeSupplier, getProcessingTimeManager, getProcessorWithKey, getTimerService, processElement, 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

asyncProcessWithKey, beforeInitializeStateHandler, drainStateRequests, getAsyncKeyedStateBackend, getCurrentKey, getDeclarationManager, getElementOrder, getInternalTimerService, getOrCreateKeyedState, getRecordProcessor, postProcessElement, postProcessWatermark, prepareSnapshotPreBarrier, preProcessWatermark, preserveRecordOrderAndProcess, 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.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

Field Detail

keySet

protected transient Set<Object> keySet

outKeySelector

@Nullable
protected final org.apache.flink.api.java.functions.KeySelector<OUT,KEY> outKeySelector

Constructor Detail

BaseKeyedProcessOperator

public BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction)

BaseKeyedProcessOperator

public BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction,
                                @Nullable
                                org.apache.flink.api.java.functions.KeySelector<OUT,KEY> outKeySelector)

Method Detail

open

public void open()
          throws Exception

Specified by:

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

Overrides:

open in class ProcessOperator<IN,OUT>

Throws:

Exception

getOutputCollector

protected TimestampCollector<OUT> getOutputCollector()

Overrides:

getOutputCollector in class ProcessOperator<IN,OUT>

currentKey

protected Object currentKey()

Overrides:

currentKey in class ProcessOperator<IN,OUT>

getNonPartitionedContext

protected org.apache.flink.datastream.api.context.NonPartitionedContext<OUT> getNonPartitionedContext()

Overrides:

getNonPartitionedContext in class ProcessOperator<IN,OUT>

newKeySelected

public void newKeySelected(Object newKey)

Overrides:

newKeySelected in class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateStreamOperator<OUT>

isAsyncStateProcessingEnabled

public boolean isAsyncStateProcessingEnabled()

Specified by:

isAsyncStateProcessingEnabled in interface org.apache.flink.streaming.runtime.operators.asyncprocessing.AsyncStateProcessing

Overrides:

isAsyncStateProcessingEnabled in class ProcessOperator<IN,OUT>