Package org.apache.flink.datastream.api.extension.eventtime.strategy

Class EventTimeWatermarkGeneratorBuilder<T>

java.lang.Object

org.apache.flink.datastream.api.extension.eventtime.strategy.EventTimeWatermarkGeneratorBuilder<T>

@Experimental
public class EventTimeWatermarkGeneratorBuilder<T>
extends Object

A utility class for constructing a processing function that extracts event time and generates event time watermarks in the EventTimeExtension.

Constructor Summary

Constructors

Constructor	Description
EventTimeWatermarkGeneratorBuilder(EventTimeExtractor<T> eventTimeExtractor)

Method Summary

Modifier and Type	Method	Description
OneInputStreamProcessFunction<T,T>	buildAsProcessFunction()
EventTimeWatermarkGeneratorBuilder<T>	noWatermark()
EventTimeWatermarkGeneratorBuilder<T>	perEventWatermark()
EventTimeWatermarkGeneratorBuilder<T>	periodicWatermark()	The periodic watermark interval will be set to the value specified by PipelineOptions#AUTO_WATERMARK_INTERVAL.
EventTimeWatermarkGeneratorBuilder<T>	periodicWatermark(Duration periodicWatermarkInterval)
EventTimeWatermarkGeneratorBuilder<T>	withIdleness(Duration idleTimeout)
EventTimeWatermarkGeneratorBuilder<T>	withMaxOutOfOrderTime(Duration maxOutOfOrderTime)

Methods inherited from class java.lang.Object

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

Constructor Details

EventTimeWatermarkGeneratorBuilder

public EventTimeWatermarkGeneratorBuilder(EventTimeExtractor<T> eventTimeExtractor)

Method Details

withIdleness

public EventTimeWatermarkGeneratorBuilder<T> withIdleness(Duration idleTimeout)

withMaxOutOfOrderTime

public EventTimeWatermarkGeneratorBuilder<T> withMaxOutOfOrderTime(Duration maxOutOfOrderTime)

noWatermark

public EventTimeWatermarkGeneratorBuilder<T> noWatermark()

periodicWatermark

public EventTimeWatermarkGeneratorBuilder<T> periodicWatermark()

The periodic watermark interval will be set to the value specified by PipelineOptions#AUTO_WATERMARK_INTERVAL.

periodicWatermark

public EventTimeWatermarkGeneratorBuilder<T> periodicWatermark(Duration periodicWatermarkInterval)

perEventWatermark

public EventTimeWatermarkGeneratorBuilder<T> perEventWatermark()

buildAsProcessFunction

public OneInputStreamProcessFunction<T,T> buildAsProcessFunction()