Package org.apache.flink.table.runtime.operators.window.groupwindow.triggers

Class ElementTriggers

java.lang.Object

org.apache.flink.table.runtime.operators.window.groupwindow.triggers.ElementTriggers

public class ElementTriggers
extends Object

A Trigger that fires at some point after a specified number of input elements have arrived.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	ElementTriggers.CountElement<W extends Window>	A Trigger that fires at some point after a specified number of input elements have arrived.
static final class	ElementTriggers.EveryElement<W extends Window>	A Trigger that triggers on every element.

Method Summary

Modifier and Type	Method	Description
static <W extends Window> ElementTriggers.CountElement<W>	count(long countElems)	Creates a trigger that fires when the pane contains at lease countElems elements.
static <W extends Window> ElementTriggers.EveryElement<W>	every()	Creates a new trigger that triggers on receiving of every element.

Methods inherited from class java.lang.Object

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

Method Details

every

public static <W extends Window>
ElementTriggers.EveryElement<W> every()

Creates a new trigger that triggers on receiving of every element.

count

public static <W extends Window>
ElementTriggers.CountElement<W> count(long countElems)

Creates a trigger that fires when the pane contains at lease countElems elements.