Java[tm]: How to get the time zone data version that is used by your JRE
(Doc ID 1229113.1)
Last updated on MARCH 19, 2019
Java SE JDK and JRE - Version 1.4.2 to 8 Oracle JRockit - Version R27.5 and later Information in this document applies to any platform.
An early content of this KM article has been copied to the Java SE 8 Troubleshooting Guide at http://docs.oracle.com/javase/8/docs/technotes/guides/tsgdesktop/
See also http://docs.oracle.com/javase/8/docs/technotes/guides/tsgdesktop/time-zone.html#sthref88
You would like to determine the time zone data version of your Java Runtime Environment.
Note: the tzdata version that ships in any Oracle JRE is documented in the Update Release Notes. However, the actual version can be different from the version mentioned at the Update Release Notes if the Oracle JRE has been patched using tzupdater.
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