Return-Path: Delivered-To: apmail-incubator-uima-user-archive@locus.apache.org Received: (qmail 48070 invoked from network); 30 Aug 2007 03:39:36 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 30 Aug 2007 03:39:36 -0000 Received: (qmail 5007 invoked by uid 500); 30 Aug 2007 03:39:31 -0000 Delivered-To: apmail-incubator-uima-user-archive@incubator.apache.org Received: (qmail 4988 invoked by uid 500); 30 Aug 2007 03:39:31 -0000 Mailing-List: contact uima-user-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: uima-user@incubator.apache.org Delivered-To: mailing list uima-user@incubator.apache.org Received: (qmail 4979 invoked by uid 99); 30 Aug 2007 03:39:31 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 29 Aug 2007 20:39:31 -0700 X-ASF-Spam-Status: No, hits=-0.0 required=10.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: local policy) Received: from [67.18.27.130] (HELO gator74.hostgator.com) (67.18.27.130) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 30 Aug 2007 03:39:26 +0000 Received: from ool-44c6cd10.dyn.optonline.net ([68.198.205.16]:6473 helo=[192.168.1.102]) by gator74.hostgator.com with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.63) (envelope-from ) id 1IQas6-0007Ib-3p for uima-user@incubator.apache.org; Wed, 29 Aug 2007 22:39:06 -0500 Message-ID: <46D63BC7.3020205@schor.com> Date: Wed, 29 Aug 2007 23:38:47 -0400 From: Marshall Schor User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) MIME-Version: 1.0 To: uima-user@incubator.apache.org Subject: Re: UIMA 2.2 Class Loader References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator74.hostgator.com X-AntiAbuse: Original Domain - incubator.apache.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - schor.com X-Virus-Checked: Checked by ClamAV on apache.org Version 2.2 includes support for aggregates composed of PEAR descriptors, which include the class path information. This should allow you to run a pipeline where each annotator could have different versions of classes. See http://incubator.apache.org/uima/downloads/releaseDocs/2.2.0-incubating/docs/html/references/references.html#ugr.ref.jcas.pear_support Is that what you're trying to do? -Marshall Danai Wiriyayanyongsuk wrote: > Hi Guys, > > I'd like to ask a couple of questions regarding the classloader in UIMA 2.2. > > > For an aggregate analysis engine, is there a way to have/set different class > loaders for each aggregated primitive analysis engines, so that the classes > won't interfere each others? > > If there is so, could you please shed some light how to do it? I've looked > into the source code and documentation but no luck :( > > Many Thanks, > Danai Wiriyayanyongsuk > >