org.deri.cqels.engine

Interface Window

All Known Implementing Classes:

All, Now, RangeWindow, TripleWindow

public interface Window

This interface represents the abstract behaviors of a cqels window

Author:

Danh Le Phuoc, Chan Le Van

Method Summary

Methods

Modifier and Type	Method and Description
Window	clone()
void	purge() This method will purify a number of expired elements in the window according to its characteristics (triple-based or time-based windows)
void	reportLatestTime(long t)
void	setBuff(Database db) each window has a buffer to store elements.

Method Detail

purge

void purge()

This method will purify a number of expired elements in the window according to its characteristics (triple-based or time-based windows)

reportLatestTime

void reportLatestTime(long t)

setBuff

void setBuff(Database db)

each window has a buffer to store elements. This method sets it to current window

Parameters:

db - database-type buffer

clone

Window clone()