Re: [BUGS] Bug #926: if old postgresql.jar in CLASSPATH,

From: Dave Cramer <Dave(at)micro-automation(dot)net>
To: Derek S <cube-soft(at)rogers(dot)com>
Cc: Barry Lind <blind(at)xythos(dot)com>, Palle Girgensohn <girgen(at)pingpong(dot)net>, Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, PostgreSQL jdbc list <pgsql-jdbc(at)postgresql(dot)org>
Subject: Re: [BUGS] Bug #926: if old postgresql.jar in CLASSPATH,
Date: 2003-08-22 15:30:54
Message-ID: 1061566253.2211.68.camel@localhost.localdomain
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-bugs pgsql-jdbc

So if we do a combination of the two, and change the error message to

<fail message="Old driver in jre/lib/ext" if ...

Dave
On Thu, 2003-08-21 at 23:14, Derek S wrote:
> The following will do what you're asking:
>
> <available classname="org.postgresql.Driver"
> property="old.driver.present" />
> <fail message="Old driver on classpath" if="old.driver.present" />
>
> Dave Cramer wrote:
>
> >I think you are correct, this will not fix 2, is it possible to detect
> >if a class is present in ant, and fail?
> >
> >dave
> >On Thu, 2003-08-21 at 16:16, Barry Lind wrote:
> >
> >
> >>Can someone explain to me why this change fixes the problem?
> >>
> >>I don't understand why including 'includeAntRuntime="no"' in the javac
> >>tag will cause the compile to no longer pick up old versions of the
> >>driver that may be around. There are two cases that I am familiar with
> >>of this problem: 1) there is a old postgresql jdbc jar file in the
> >>CLASSPATH environment, and 2) there is an old jar in the jre/lib/ext
> >>directory. I can see where this patch might prevent 1 (although the
> >>property name and doc aren't very clear on that) but I don't see how it
> >>would fix 2.
> >>
> >>thanks,
> >>--Barry
> >>
> >>
> >>Dave Cramer wrote:
> >>
> >>
> >>>Yes, agreed
> >>>
> >>>Dave
> >>>On Sun, 2003-08-17 at 09:57, Palle Girgensohn wrote:
> >>>
> >>>
> >>>
> >>>>It's been in use for the freebsd port for some months now, so I say
> >>>>yes. ;-)
> >>>>
> >>>>/Palle
> >>>>
> >>>>lördagen den 16 augusti 2003 kl 22.54 skrev Bruce Momjian:
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>Is this patch valid for inclusion in jdbc?
> >>>>>
> >>>>>-----------------------------------------------------------------------
> >>>>>----
> >>>>>
> >>>>>pgsql-bugs(at)postgresql(dot)org wrote:
> >>>>>
> >>>>>
> >>>>>
> >>>>>>Palle Girgensohn (girgen(at)pingpong(dot)net) reports a bug with a severity
> >>>>>>of 3
> >>>>>>The lower the number the more severe it is.
> >>>>>>
> >>>>>>Short Description
> >>>>>>if old postgresql.jar in CLASSPATH, ant fails
> >>>>>>
> >>>>>>Long Description
> >>>>>>See http://www.freebsd.org/cgi/query-pr.cgi?pr=48878
> >>>>>>
> >>>>>>If there is an older postgresql.jar file in the ant classpath when
> >>>>>>building a new postgresql.jar, it will fail.
> >>>>>>
> >>>>>>Sample Code
> >>>>>>Adding includeAntRuntime="no" to the compile target in build.xml, as
> >>>>>>suggested by Tetsurou Okazaki <okazaki(at)FreeBSD(dot)org>, fixes the >> problem
> >>>>>>
> >>>>>>--- src/interfaces/jdbc/build.xml~ Sun Oct 20 02:10:55 2002
> >>>>>>+++ src/interfaces/jdbc/build.xml Mon Mar 3 12:10:37 2003
> >>>>>>@@ -101,7 +101,7 @@
> >>>>>>
> >>>>>> <!-- This is the core of the driver. It is common for all three
> >>>>>>versions. -->
> >>>>>> <target name="compile" depends="prepare,check_versions,driver">
> >>>>>>- <javac srcdir="${srcdir}" destdir="${builddir}" debug="${debug}">
> >>>>>>+ <javac includeAntRuntime="no" srcdir="${srcdir}"
> >>>>>>destdir="${builddir}" debug="${debug}">
> >>>>>> <include name="${package}/**" />
> >>>>>>
> >>>>>> <exclude name="${package}/jdbc1/**" unless="jdbc1"/>
> >>>>>>
> >>>>>>
> >>>>>>No file was uploaded with this report
> >>>>>>
> >>>>>>
> >>>>>>---------------------------(end of
> >>>>>>broadcast)---------------------------
> >>>>>>TIP 3: if posting/reading through Usenet, please send an appropriate
> >>>>>>subscribe-nomail command to majordomo(at)postgresql(dot)org so that your
> >>>>>>message can get through to the mailing list cleanly
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>--
> >>>>> Bruce Momjian | http://candle.pha.pa.us
> >>>>> pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
> >>>>> + If your life is a hard drive, | 13 Roberts Road
> >>>>> + Christ can be your backup. | Newtown Square, Pennsylvania
> >>>>>19073
> >>>>>
> >>>>>
> >>>>---------------------------(end of broadcast)---------------------------
> >>>>TIP 2: you can get off all lists at once with the unregister command
> >>>> (send "unregister YourEmailAddressHere" to majordomo(at)postgresql(dot)org)
> >>>>
> >>>>
> >>>>
> >>
> >>
> >>
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
>
--
Dave Cramer <Dave(at)micro-automation(dot)net>

In response to

Responses

Browse pgsql-bugs by date

  From Date Subject
Next Message Palle Girgensohn 2003-08-22 15:39:40 Re: [BUGS] Bug #926: if old postgresql.jar in CLASSPATH,
Previous Message Tom Lane 2003-08-22 14:36:33 Re: DDL and transactions

Browse pgsql-jdbc by date

  From Date Subject
Next Message Palle Girgensohn 2003-08-22 15:39:40 Re: [BUGS] Bug #926: if old postgresql.jar in CLASSPATH,
Previous Message kevin 2003-08-22 13:10:58 Re: resultset.first() untrappable error