Package org.infinispan.container.entries

Class ExpiryHelper

java.lang.Object

org.infinispan.container.entries.ExpiryHelper

public class ExpiryHelper
extends Object

Provide utility methods for dealing with expiration of cache entries.

Since:

4.0

Author:

Manik Surtani, Sanne Grinovero

Constructor Summary

Constructors

Constructor	Description
ExpiryHelper()

Method Summary

Modifier and Type	Method	Description
static boolean	isExpiredMortal(long lifespan, long created, long now)
static boolean	isExpiredTransient(long maxIdle, long lastUsed, long now)
static boolean	isExpiredTransientMortal(long maxIdle, long lastUsed, long lifespan, long created, long now)
static long	mostRecentExpirationTime(long firstTime, long secondTime)	Returns the most recent (i.e.

Methods inherited from class java.lang.Object

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

Constructor Details

ExpiryHelper

public ExpiryHelper()

Method Details

isExpiredMortal

public static boolean isExpiredMortal(long lifespan,
 long created,
 long now)

isExpiredTransient

public static boolean isExpiredTransient(long maxIdle,
 long lastUsed,
 long now)

isExpiredTransientMortal

public static boolean isExpiredTransientMortal(long maxIdle,
 long lastUsed,
 long lifespan,
 long created,
 long now)

mostRecentExpirationTime

public static long mostRecentExpirationTime(long firstTime,
 long secondTime)

Returns the most recent (i.e. smallest number) that is not negative or if both are negative it returns a negative number

Parameters:

firstTime - one of the times

secondTime - one of the times

Returns:

the lowest time of each, that is not negative unless both are negative