Namespace Java.Time.Zone Classes ZoneOffsetTransition https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/time/zone/ZoneOffsetTransition.html ZoneOffsetTransitionRule https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/time/zone/ZoneOffsetTransitionRule.html ZoneOffsetTransitionRule.TimeDefinition https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/time/zone/ZoneOffsetTransitionRule.TimeDefinition.html ZoneRules https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/time/zone/ZoneRules.html ZoneRulesException https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/time/zone/ZoneRulesException.html ZoneRulesProvider https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/time/zone/ZoneRulesProvider.html