net.time4j.tz

Class Timezone.Cache

java.lang.Object

net.time4j.tz.Timezone.Cache

Enclosing class:

Timezone

public static class Timezone.Cache
extends java.lang.Object

Offers some static methods for the configuration of the timezone cache.

Method Summary

Modifier and Type	Method and Description
static void	refresh() Can refresh the timezone cache in case of a dynamic update of the underlying timezone repository.
static void	setCacheActive(boolean active) Aktivates or deactivates the internal cache.
static void	setMinimumCacheSize(int minimumCacheSize) Updates the size of the internal timezone cache.

Methods inherited from class java.lang.Object

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

Method Detail

refresh

public static void refresh()

Can refresh the timezone cache in case of a dynamic update of the underlying timezone repository.

First the internal cache will be cleared. Furthermore, if needed the system timezone will be determined again.

setCacheActive

public static void setCacheActive(boolean active)

Aktivates or deactivates the internal cache.

The timezone cache is active by default. Switching off the cache can make the performance worse especially if the underlying Provider itself has no cache.

Parameters:

active - true if chache shall be active else false

setMinimumCacheSize

public static void setMinimumCacheSize(int minimumCacheSize)

Updates the size of the internal timezone cache.

Parameters:

minimumCacheSize - new minimum size of cache

Throws:

java.lang.IllegalArgumentException - if the argument is negative