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[Nils Fredrik Gjerull <1050854@xxxxxxxxxxxxxxxxxx>]

*** This bug is a duplicate of bug 1050404 ***
    https://bugs.launchpad.net/bugs/1050404

This happened to me too. Reinstallation of tzdata and tzdata-java fixed
the problem. The Oracle JVM was not affected by this, only OpenJDK.
Strange.

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https://bugs.launchpad.net/bugs/1050854

Title:
  timezone incorrect about daylight saving time

Status in “openjdk-6” package in Ubuntu:
  Confirmed

Bug description:
  Since one or two days back, Java doesn't recognize that I'm in a
  timezone with daylight saving time.

  me@ubuntu:~$ mkdir /tmp/bug/
  me@ubuntu:~$ cd /tmp/bug/
  me@ubuntu:/tmp/bug$ cat >> Java.java
  import java.util.*;

  public class Java {
          public static void main(String... args) {
                  System.out.println(new Date());
                  System.out.println(TimeZone.getDefault());
          }
  }
  me@ubuntu:/tmp/bug$ javac Java.java

  me@ubuntu:/tmp/bug$ LC_ALL=C date -u
  Fri Sep 14 10:24:30 UTC 2012

  me@ubuntu:/tmp/bug$ LC_ALL=C date -R
  Fri, 14 Sep 2012 12:24:32 +0200

  me@ubuntu:/tmp/bug$ java Java
  Fri Sep 14 11:24:34 GMT+01:00 2012
  sun.util.calendar.ZoneInfo[id="GMT+01:00",offset=3600000,dstSavings=0,useDaylight=false,transitions=0,lastRule=null]

  ### the zoneinfo above should really say GMT+2 and dstSavings of one
  hour.

  me@ubuntu:/tmp/bug$ javac -version
  javac 1.6.0_24

  me@ubuntu:/tmp/bug$ ls -l /etc/alternatives/javac
  lrwxrwxrwx 1 root root 43 sep 14 11:51 /etc/alternatives/javac -> /usr/lib/jvm/java-6-openjdk-amd64/bin/javac

  me@ubuntu:/tmp/bug$ java -version
  java version "1.6.0_24"
  OpenJDK Runtime Environment (IcedTea6 1.11.4) (6b24-1.11.4-1ubuntu0.12.04.1)
  OpenJDK 64-Bit Server VM (build 20.0-b12, mixed mode)

  me@ubuntu:/tmp/bug$ dpkg --list | grep tzdata
  ii  tzdata                                 2012e-0ubuntu0.12.04                    time zone and daylight-saving time data
  ii  tzdata-java                            2012e-0ubuntu0.12.04                    time zone and daylight-saving time data for use by java runtimes

  me@ubuntu:/tmp/bug$ dpkg --list | grep jdk
  ii  openjdk-6-jdk                          6b24-1.11.4-1ubuntu0.12.04.1            OpenJDK Development Kit (JDK)
  ii  openjdk-6-jre                          6b24-1.11.4-1ubuntu0.12.04.1            OpenJDK Java runtime, using Hotspot JIT
  ii  openjdk-6-jre-headless                 6b24-1.11.4-1ubuntu0.12.04.1            OpenJDK Java runtime, using Hotspot JIT (headless)
  ii  openjdk-6-jre-lib                      6b24-1.11.4-1ubuntu0.12.04.1            OpenJDK Java runtime (architecture independent libraries)
  ii  openjdk-7-jdk                          7u7-2.3.2-1ubuntu0.12.04.1              OpenJDK Development Kit (JDK)
  ii  openjdk-7-jre                          7u7-2.3.2-1ubuntu0.12.04.1              OpenJDK Java runtime, using Hotspot JIT
  ii  openjdk-7-jre-headless                 7u7-2.3.2-1ubuntu0.12.04.1              OpenJDK Java runtime, using Hotspot JIT (headless)
  ii  openjdk-7-jre-lib                      7u7-2.3.2-1ubuntu0.12.04.1              OpenJDK Java runtime (architecture independent libraries)

  me@ubuntu:/tmp/bug$ md5sum /etc/localtime /usr/share/zoneinfo/Europe/Stockholm
  1b9ed89af7331c6141249d181b42c621  /etc/localtime
  1b9ed89af7331c6141249d181b42c621  /usr/share/zoneinfo/Europe/Stockholm

  me@ubuntu:/tmp/bug$ env | egrep "(LANG|LC)" | sort
  LANG=sv_SE.UTF-8
  LANGUAGE=sv:en
  LC_ADDRESS=sv_SE.UTF-8
  LC_IDENTIFICATION=sv_SE.UTF-8
  LC_MEASUREMENT=sv_SE.UTF-8
  LC_MONETARY=sv_SE.UTF-8
  LC_NAME=sv_SE.UTF-8
  LC_NUMERIC=sv_SE.UTF-8
  LC_PAPER=sv_SE.UTF-8
  LC_TELEPHONE=sv_SE.UTF-8
  LC_TIME=sv_SE.UTF-8

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