/**
* Refreshes the rules from the underlying data provider.
*
* <p>This method is an extension point that allows providers to refresh their rules dynamically
* at a time of the applications choosing. After calling this method, the offset stored in any
* {@link ZonedDateTime} may be invalid for the zone ID.
*
* <p>Dynamic behavior is entirely optional and most providers, including the default provider, do
* not support it.
*
* @return true if the rules were updated
* @throws ZoneRulesException if an error occurs during the refresh
*/
public static boolean refresh() {
boolean changed = false;
for (ZoneRulesProvider provider : PROVIDERS) {
changed |= provider.provideRefresh();
}
return changed;
}
