edu.iu.dsc.tws.examples.task.streaming.windowing

Class STWindowEventTimeExample.DirectWindowedReceivingTask

java.lang.Object

edu.iu.dsc.tws.api.compute.nodes.BaseNode

edu.iu.dsc.tws.task.window.api.BaseWindowSink<T>

edu.iu.dsc.tws.task.window.core.AbstractSingleWindowDataSink<T>

edu.iu.dsc.tws.task.window.core.BaseWindowedSink<int[]>

edu.iu.dsc.tws.examples.task.streaming.windowing.STWindowEventTimeExample.DirectWindowedReceivingTask

All Implemented Interfaces:

Closable, ICompute<int[]>, INode, IWindowedSink<int[]>, IWindowCompute<int[]>, java.io.Serializable

Enclosing class:

STWindowEventTimeExample

protected static class STWindowEventTimeExample.DirectWindowedReceivingTask
extends BaseWindowedSink<int[]>

See Also:

Serialized Form

Field Summary

Fields inherited from class edu.iu.dsc.tws.task.window.core.BaseWindowedSink

allowedLateness, collectiveEvents, collectiveOutput, DEFAULT_MAX_LAG, DEFAULT_WATERMARK_INTERVAL, evictionPolicy, iTimestampExtractor, iWindow, maxLagMs, watermarkEventGenerator, watermarkInterval, windowingPolicy, windowLifeCycleListener, windowManager, windowParameter

Fields inherited from class edu.iu.dsc.tws.api.compute.nodes.BaseNode

config, context

Constructor Summary

Constructors

Constructor and Description
DirectWindowedReceivingTask()

Method Summary

Modifier and Type	Method and Description
boolean	execute(IWindowMessage<int[]> windowMessage) This method returns the final windowing message
boolean	getExpire(IWindowMessage<int[]> expiredMessages)
boolean	getLateMessages(IMessage<int[]> lateMessages)

Methods inherited from class edu.iu.dsc.tws.task.window.core.BaseWindowedSink

close, execute, getEvictionPolicy, getWindowingPolicy, initialize, isTimestamped, newWindowLifeCycleListener, prepare, reset, setPolicies, start, withAllowedLateness, withCustomTimestampExtractor, withSlidingCountWindow, withSlidingDurationWindow, withTimestampExtractor, withTumblingCountWindow, withTumblingDurationWindow, withWatermarkInterval, withWindow

Methods inherited from class java.lang.Object

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

Methods inherited from interface edu.iu.dsc.tws.api.compute.nodes.ICompute

endExecute

Constructor Detail

DirectWindowedReceivingTask

public DirectWindowedReceivingTask()

Method Detail

execute

public boolean execute(IWindowMessage<int[]> windowMessage)

This method returns the final windowing message

Specified by:

execute in class BaseWindowedSink<int[]>

Parameters:

windowMessage - Aggregated IWindowMessage is obtained here windowMessage contains [expired-tuples, current-tuples]

getExpire

public boolean getExpire(IWindowMessage<int[]> expiredMessages)

Specified by:

getExpire in class BaseWindowedSink<int[]>

getLateMessages

public boolean getLateMessages(IMessage<int[]> lateMessages)

Specified by:

getLateMessages in class BaseWindowedSink<int[]>