<i18n dev> Jordan (Asia/Amman) versus SimpleTimeZone

Mark Wielaard mark at klomp.org
Sun Aug 30 09:15:36 PDT 2009

Hi Sean (CC distro-pkg-dev added),

On Sun, 2009-08-30 at 13:34 +0100, Sean Coffey wrote:
> Mark Wielaard wrote: 
> > I was debugging the following bug report:
> > http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=377
> > "TimeZone.getOffset() fails for some TZ"
> > The issue is caused because there is a start rule in the Asia/Amman
> > timezone that starts at the end of a day. SimpleTimeZone doesn't allow
> > that. I have a simple "fix" (attached), but I haven't fully tested it
> > yet, and don't know if there could be other problems with allowing a
> > rule to start on the last milisecond of a day.
> > 
> > I noticed there is a similar bug report here:
> > http://bugs.sun.com/view_bug.do?bug_id=6851214
> > That is marked as "State 11-Closed, Verified, bug".
> > There is however very little information on how this was fixed.
> > Does anybody on this list know more?
> Yes - that's the same fix that was put in the JDK releases.
> The issue is only relevant for the Asia/Amman TZ as you mentioned.

Thanks for the update and confirmation of the fix.
I added it to IcedTea6 plus a new testcase for the general issue.

2009-08-30  Mark Wielaard  <mark at klomp.org>

    PR377. SimpleTimeZone checks too strict for Asia/Amman TimeZone.
    * overlays/openjdk/jdk/test/java/util/SimpleTimeZone/EndOfDay.java:
    New test.
    * patches/icedtea-simpletimezone-relax.patch: New patch.
    * Makefile.am: Add new patch.
    * HACKING: Describe new patch.


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