[Pljava-dev] Has ResultSet.getDate() correct handling DayLight saving time?

From: carapuz at gmail(dot)com (Nic Nofamily)
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Subject: [Pljava-dev] Has ResultSet.getDate() correct handling DayLight saving time?
Date: 2006-03-31 02:40:07
Message-ID: ce6becd90603301840j1b423bedwd3bee51555620eb6@mail.gmail.com
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But d.getTime() return different values when I called the same code from pljava.jdbc and postgresql.jdbc on same machine with same JVM. The diff was 3600000 msek before for pljava.
:( TimeZone.getDefault() at both pljava.jdbc and postgresql.jdbc equals
---------
WBR, NiC

2006/3/31, Thomas Hallgren <thomas at tada.se>:
> Hi Nic,
> I don't think the returned date as such is incorrect. The problem occurs
> when you represent the date as a string. What timezone do you use when
> you do that? Do you simply use d.toString() ? If so, the default
> timezone for your JVM is incorrect and that's the source of the problem.
>
> Regards,
> Thomas Hallgren
>
> Nic Nofamily wrote:
> > Hi all!
> > I have a little trouble with my pljava functions last night:(
> > --------------
> > here config:
> > Java HotSpot(TM) Server VM (build 1.5.0_06-b05, mixed mode)
> > Debian Sarge
> > pljava 1.2.0 compiled from source
> > postgresql 8.1.3 installed from debian backports
> > ---------------
> > ResultSet.getDate for to_date('01/11/2005','DD/MM/YYYY') returns
> > 31/10/2005 for pljava jdbc driver
> > the same java code using postgresql jdbc driver works fine:(
> >
> > I discovered that wrong result depend on DayLight Saving time
> > and i wrote workaround on ObjectResultSet.getDate()
> >
> > public Date getDate(int columnIndex)
> > throws SQLException
> > {
> > Date d = (Date)this.getValue(columnIndex,Date.class);
> > if(!java.util.TimeZone.getDefault().inDaylightTime(d)){
> > d = new
> >
> java.sql.Date(d.getTime()+java.util.TimeZone.getDefault().getDSTSavings());
> > }
> > return d;
> > }
> >
> > now my pljava code works good, but that's wrong way:(
> > What are you comments, developers?:)
> > PS: sorry for my English,I am Russian:)
> > _______________________________________________
> > Pljava-dev mailing list
> > Pljava-dev at gborg.postgresql.org
> > http://gborg.postgresql.org/mailman/listinfo/pljava-dev
> >
>
>

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