org.apache.flink.streaming.api.windowing.assigners

接口 SessionWindowTimeGapExtractor<T>

类型参数:

T - The type of elements that this SessionWindowTimeGapExtractor can extract session time gaps from.

所有超级接口:

Serializable

@PublicEvolving
public interface SessionWindowTimeGapExtractor<T>
extends Serializable

A SessionWindowTimeGapExtractor extracts session time gaps for Dynamic Session Window Assigners.

方法概要

限定符和类型	方法和说明
long	extract(T element) Extracts the session time gap.

方法详细资料

extract

long extract(T element)

Extracts the session time gap.

参数:

element - The input element.

返回:

The session time gap in milliseconds.