DST « Calendar « Java Data Type Q&A





1. Get Time in London    stackoverflow.com

How can I get the current local wall clock time (in number of millis since 1 Jan 1970) in London? Since my application can run on a server in any location, ...

2. Get actual DST savings in miliseconds    stackoverflow.com

I'm making analog clock in Java Swing. To calculate clock pointer angles I need: 1) UTC time in milliseconds which I can get with System.currentTimeMillis(), 2) TimeZone offset and 3) TimeZone DST ...

3. Converting local time to UTC time or vice versa considering daylight saving time    stackoverflow.com

I know how to convert local time to UTC time and vice versa. But I am very much confused about daylight savings time(DST) handling while doing this. So can anyone answer the below ...

4. java.util.Calendar, setTime and DST    coderanch.com

Hey! I am developing an application that should be dst-wise. I.e. it should make difference between regular(24h), 23h and 25h days. (my default timezone is Europe/Helsinki, 27.March.2005 at 2:59 start daylight saving time, and 31.October.2004 at 3:59 daylight saiving time ends) Now, the problem is the following, if i am creating a Calendar representing the 31.October.2004 at 3:00, then Calendar by ...

6. Problem with Calendar Control in java due to DST    coderanch.com

Hi All, Our application s a Global application. Its App server is in GMT +2.00 Timezone. and the client is in US & Cannada time zone. We are using a Java date control in the application. When save particular date from Us its saving as one day lesser than the date we selected. Can anyone help us with this issue. Ajay ...

7. Calendar.getTime() not properly reporting DST?    coderanch.com

Hi folks. I have an application that is an hour behind the correct time. It seems as though daylight savings is not being accounted for. Here's info on the system, java version, and system time: $ date Fri Apr 9 13:39:59 CDT 2010 $ java -version java version "1.6.0_0" OpenJDK Runtime Environment (IcedTea6 1.6.1) (6b16-1.6.1-3ubuntu1) OpenJDK 64-Bit Server VM (build 14.0-b16, ...

8. java calendar DST problem    forums.oracle.com

Hello, I have a problem with dates between the beginnig of april and beginning of october, in the sense that they get shifted one day before (actually one hour, so instead of 02/06/1982 -> 01/06/1971 23:00:00 and gets saved on db as 01/06). Since it does not happen with all dates, my guess is that Daylight Savings is involved. Is there ...

9. Calendar gains wrong DST results when uses TimeZone of America/New_York    forums.oracle.com

Higays When I use Calendar to gain the daylight saving time with TimeZone.getDefault() of America/New the result is wrong. My JDK version is 1.6.0_03 The following is my code: long longDate = 1257051600; // second TimeZone defaultTimeZone = TimeZone.getDefault();// America/New_York Calendar calendar = Calendar.getInstance(); calendar.setTime(new Date(longDate * 1000)); int y = calendar.get(Calendar.YEAR); int m = calendar.get(Calendar.MONTH) + 1; int d = ...





10. Calendar object with Microsoft DST patch    forums.oracle.com

We have been testing changes to the 2007 daylight saving time. We applied Microsoft DST patch to Windows 2000 with Java 1.3.1_18 and Windows 2003 with Java 5.0 Update 8. On both systems the calendar object return time zone of GMT although the system clock is set for Eastern. If the Microsoft patch is removed, the correct time zone is again ...

11. Clearing second in Calendar also clears dst offset    forums.oracle.com

"Sets the given calendar field value and the time value (millisecond offset from the Epoch) of this Calendar undefined. This means that isSet(field) will return false, and the date and time calculations will treat the field as if it had never been set." I suppose that's a side effect: no defined time, no defined offset.