From open-jpa-dev-return-201-apmail-incubator-open-jpa-dev-archive=incubator.apache.org@incubator.apache.org Tue Aug 01 05:01:56 2006 Return-Path: Delivered-To: apmail-incubator-open-jpa-dev-archive@locus.apache.org Received: (qmail 69305 invoked from network); 1 Aug 2006 05:01:56 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (209.237.227.199) by minotaur.apache.org with SMTP; 1 Aug 2006 05:01:56 -0000 Received: (qmail 37231 invoked by uid 500); 1 Aug 2006 05:01:55 -0000 Delivered-To: apmail-incubator-open-jpa-dev-archive@incubator.apache.org Received: (qmail 37173 invoked by uid 500); 1 Aug 2006 05:01:55 -0000 Mailing-List: contact open-jpa-dev-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: open-jpa-dev@incubator.apache.org Delivered-To: mailing list open-jpa-dev@incubator.apache.org Received: (qmail 37164 invoked by uid 99); 1 Aug 2006 05:01:55 -0000 Received: from asf.osuosl.org (HELO asf.osuosl.org) (140.211.166.49) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 31 Jul 2006 22:01:55 -0700 X-ASF-Spam-Status: No, hits=0.0 required=10.0 tests=UNPARSEABLE_RELAY X-Spam-Check-By: apache.org Received-SPF: pass (asf.osuosl.org: local policy) Received: from [192.18.42.249] (HELO nwkea-pix-1.sun.com) (192.18.42.249) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 31 Jul 2006 22:01:54 -0700 Received: from d1-sfbay-05.sun.com ([192.18.39.115]) by nwkea-pix-1.sun.com (8.13.6+Sun/8.12.9) with ESMTP id k7151YCK012403 for ; Mon, 31 Jul 2006 22:01:34 -0700 (PDT) Received: from conversion-daemon.d1-sfbay-05.sun.com by d1-sfbay-05.sun.com (Sun Java System Messaging Server 6.2-4.02 (built Sep 9 2005)) id <0J3A00L01Y6F4D00@d1-sfbay-05.sun.com> (original mail from Craig.Russell@Sun.COM) for open-jpa-dev@incubator.apache.org; Mon, 31 Jul 2006 22:01:34 -0700 (PDT) Received: from [192.168.0.10] (c-24-6-172-77.hsd1.ca.comcast.net [24.6.172.77]) by d1-sfbay-05.sun.com (Sun Java System Messaging Server 6.2-4.02 (built Sep 9 2005)) with ESMTPSA id <0J3A00G1WZALM660@d1-sfbay-05.sun.com> for open-jpa-dev@incubator.apache.org; Mon, 31 Jul 2006 22:01:34 -0700 (PDT) Date: Mon, 31 Jul 2006 22:01:33 -0700 From: Craig L Russell Subject: Re: JDBC 4 (was: Was it just me?) In-reply-to: <7D856CDFE035FF45A0420ACBD71BDD6301A3A5A8@repbex02.amer.bea.com> Sender: Craig.Russell@Sun.COM To: open-jpa-dev@incubator.apache.org Message-id: <22AE27EA-5FCE-40CB-8703-7AE6C20384E4@SUN.com> MIME-version: 1.0 X-Mailer: Apple Mail (2.752.2) Content-type: multipart/signed; protocol="application/pkcs7-signature"; boundary=Apple-Mail-35-7634725; micalg=sha1 References: <7D856CDFE035FF45A0420ACBD71BDD6301A3A5A8@repbex02.amer.bea.com> X-Virus-Checked: Checked by ClamAV on apache.org X-Spam-Rating: minotaur.apache.org 1.6.2 0/1000/N --Apple-Mail-35-7634725 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed You can access earlier versions of jdbc to compile against using special javac properties for library jars. But I don't know how maven deals with this. What specific errors are you getting when compiling against jdbc 4? I'm not aware of any additions that would make programs that compile against jdbc 3 not compile against jdbc 4. You don't *implement* any jdbc interfaces, do you? Craig On Jul 31, 2006, at 8:37 PM, Patrick Linskey wrote: >>>> BTW, you may be aware, but it doesn't compile on Java 6 >> due to the >>>> JDBC interface changes. I'll add that to JIRA if its not there >>>> already. >>> >>> Yeah, we've had this problem in the past as well. >> Historically, we've >>> created special modified JDBC jars so that we can compile >> on earlier >>> VM versions. How is this type of problem typically handled >> in Apache-land? >> >> Isn't this the other way around? If the additional methods >> are implemented to make it compile on Java 6, it will >> continue to be binary compatible with the earlier JDBC versions. > > Yes, that. Meant "so that we can run on earlier VM versions." > > So... how does Apache typically deal with this? The only alternate to > the way we've done things in the past is an approach that uses dynamic > proxies / auto-generated proxies / dynamically-modified classes. > > -Patrick > ______________________________________________________________________ > _ > Notice: This email message, together with any attachments, may > contain > information of BEA Systems, Inc., its subsidiaries and > affiliated > entities, that may be confidential, proprietary, copyrighted > and/or > legally privileged, and is intended solely for the use of the > individual > or entity named in this message. If you are not the intended > recipient, > and have received this message in error, please immediately return > this > by email and then delete it. Craig Russell Architect, Sun Java Enterprise System http://java.sun.com/products/jdo 408 276-5638 mailto:Craig.Russell@sun.com P.S. A good JDO? 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