org.ehcache.core.config

Class ExpiryUtils

java.lang.Object

org.ehcache.core.config.ExpiryUtils

public class ExpiryUtils
extends java.lang.Object

ExpiryUtils

Constructor Summary

Constructors

Constructor and Description
ExpiryUtils()

Method Summary

Modifier and Type	Method and Description
static <K,V> Expiry<K,V>	convertToExpiry(ExpiryPolicy<K,V> expiryPolicy)
static <K,V> ExpiryPolicy<K,V>	convertToExpiryPolicy(Expiry<K,V> expiry)
static long	getExpirationMillis(long now, java.time.Duration duration)
static <K,V> java.time.Duration	getExpiryForCreation(K key, V value, ExpiryPolicy<? super K,? super V> expiry) Returns the expiry for creation duration returned by the provided ExpiryPolicy but checks for immediate expiry, null expiry and exceptions.
static boolean	isExpiryDurationInfinite(java.time.Duration duration)
static java.time.temporal.TemporalUnit	jucTimeUnitToTemporalUnit(java.util.concurrent.TimeUnit timeUnit)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpiryUtils

public ExpiryUtils()

Method Detail

isExpiryDurationInfinite

public static boolean isExpiryDurationInfinite(java.time.Duration duration)

convertToExpiry

public static <K,V> Expiry<K,V> convertToExpiry(ExpiryPolicy<K,V> expiryPolicy)

convertToExpiryPolicy

public static <K,V> ExpiryPolicy<K,V> convertToExpiryPolicy(Expiry<K,V> expiry)

jucTimeUnitToTemporalUnit

public static java.time.temporal.TemporalUnit jucTimeUnitToTemporalUnit(java.util.concurrent.TimeUnit timeUnit)

getExpirationMillis

public static long getExpirationMillis(long now,
                                       java.time.Duration duration)

getExpiryForCreation

public static <K,V> java.time.Duration getExpiryForCreation(K key,
                                                            V value,
                                                            ExpiryPolicy<? super K,? super V> expiry)

Returns the expiry for creation duration returned by the provided ExpiryPolicy but checks for immediate expiry, null expiry and exceptions. In all those cases, null will be returned.

Type Parameters:

K - type of key

V - type of value

Parameters:

key - key to pass to ExpiryPolicy.getExpiryForCreation(Object, Object)

value - value to pass to to pass to ExpiryPolicy.getExpiryForCreation(Object, Object)

expiry - expiry queried

Returns:

the duration returned by to pass to ExpiryPolicy.getExpiryForCreation(Object, Object), null if the call throws an exception, if the returned duration is null or if it is lower or equal to 0