Archived - About Java for Mac OS X 10.3 Update 5
Java for Mac OS X 10.3, Update 5 adds support for the latest Daylight Saving Time (DST) and time zone information as of January 8, 2007.
Java, Mac OS X 10.3, Olson Timezone (TZ)
This release updates Java 1.4.2 to version 1.4.2_12 and includes Java Advanced Imaging and Java3D support. This release also addresses an issue in which some Java applications might not open after installing QuickTime 7.0.4 or later.
For more details about Daylight Saving Time changes in 2007, please see this article.
Important: The introduction of Olson Timezone (TZ) data, version 2007a or later may not allow backward compatibility for the Eastern, Hawaiian, and Mountain time zones for some Java applications under certain circumstances. See this article for information about using Sun's tzupdater tool to update your time zones, for best backward compatibility.