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

Class AggregatingProcessingTimeWindowOperator<KEY,IN>

java.lang.Object

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

org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator<OUT,F>

org.apache.flink.streaming.runtime.operators.windowing.AbstractAlignedProcessingTimeWindowOperator<KEY,IN,IN,IN,ReduceFunction<IN>>

org.apache.flink.streaming.runtime.operators.windowing.AggregatingProcessingTimeWindowOperator<KEY,IN>

All Implemented Interfaces:

Serializable, OneInputStreamOperator<IN,IN>, OutputTypeConfigurable<IN>, StreamOperator<IN>, Triggerable

public class AggregatingProcessingTimeWindowOperator<KEY,IN>
extends AbstractAlignedProcessingTimeWindowOperator<KEY,IN,IN,IN,ReduceFunction<IN>>

See Also:

Serialized Form

Field Summary

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

userFunction

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

chainingStrategy, LOG, output

Constructor Summary

Constructors

Constructor and Description
AggregatingProcessingTimeWindowOperator(ReduceFunction<IN> function, org.apache.flink.api.java.functions.KeySelector<IN,KEY> keySelector, TypeSerializer<KEY> keySerializer, TypeSerializer<IN> aggregateSerializer, long windowLength, long windowSlide)

Method Summary

Methods

Modifier and Type	Method and Description
protected AggregatingKeyedTimePanes<IN,KEY>	createPanes(org.apache.flink.api.java.functions.KeySelector<IN,KEY> keySelector, Function function)

Methods inherited from class org.apache.flink.streaming.runtime.operators.windowing.AbstractAlignedProcessingTimeWindowOperator

close, dispose, getNextEvaluationTime, getNextSlideTime, getNumPanesPerWindow, getPaneSize, getWindowSize, getWindowSlide, open, processElement, processWatermark, restoreState, snapshotOperatorState, toString, trigger

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

getUserFunction, getUserFunctionParameters, notifyOfCompletedCheckpoint, setOutputType, setup

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

createKeyValueState, createKeyValueState, disableInputCopy, getChainingStrategy, getContainingTask, getExecutionConfig, getOperatorConfig, getRuntimeContext, getStateBackend, getUserCodeClassloader, isInputCopyingDisabled, registerTimer, setChainingStrategy, setKeyContext, setKeyContextElement

Methods inherited from class java.lang.Object

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

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

getChainingStrategy, isInputCopyingDisabled, notifyOfCompletedCheckpoint, setChainingStrategy, setKeyContextElement, setup

Constructor Detail

AggregatingProcessingTimeWindowOperator

public AggregatingProcessingTimeWindowOperator(ReduceFunction<IN> function,
                                       org.apache.flink.api.java.functions.KeySelector<IN,KEY> keySelector,
                                       TypeSerializer<KEY> keySerializer,
                                       TypeSerializer<IN> aggregateSerializer,
                                       long windowLength,
                                       long windowSlide)

Method Detail

createPanes

protected AggregatingKeyedTimePanes<IN,KEY> createPanes(org.apache.flink.api.java.functions.KeySelector<IN,KEY> keySelector,
                                            Function function)

Specified by:

createPanes in class AbstractAlignedProcessingTimeWindowOperator<KEY,IN,IN,IN,ReduceFunction<IN>>