org.apache.storm.starter.tools

Class NthLastModifiedTimeTracker

java.lang.Object

org.apache.storm.starter.tools.NthLastModifiedTimeTracker

public class NthLastModifiedTimeTracker
extends Object

This class tracks the time-since-last-modify of a "thing" in a rolling fashion.

For example, create a 5-slot tracker to track the five most recent time-since-last-modify.

You must manually "mark" that the "something" that you want to track -- in terms of modification times -- has just been modified.

Constructor Summary

Constructors

Constructor and Description
NthLastModifiedTimeTracker(int numTimesToTrack)

Method Summary

Modifier and Type	Method and Description
void	markAsModified()
int	secondsSinceOldestModification()

Methods inherited from class java.lang.Object

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

Constructor Detail

NthLastModifiedTimeTracker

public NthLastModifiedTimeTracker(int numTimesToTrack)

Method Detail

secondsSinceOldestModification

public int secondsSinceOldestModification()

markAsModified

public void markAsModified()