Return-Path: Delivered-To: apmail-activemq-users-archive@www.apache.org Received: (qmail 20085 invoked from network); 28 Feb 2008 07:13:14 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 28 Feb 2008 07:13:14 -0000 Received: (qmail 19180 invoked by uid 500); 28 Feb 2008 07:13:08 -0000 Delivered-To: apmail-activemq-users-archive@activemq.apache.org Received: (qmail 19151 invoked by uid 500); 28 Feb 2008 07:13:08 -0000 Mailing-List: contact users-help@activemq.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: users@activemq.apache.org Delivered-To: mailing list users@activemq.apache.org Received: (qmail 19142 invoked by uid 99); 28 Feb 2008 07:13:08 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 27 Feb 2008 23:13:08 -0800 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: domain of james.strachan@gmail.com designates 209.85.162.181 as permitted sender) Received: from [209.85.162.181] (HELO el-out-1112.google.com) (209.85.162.181) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 28 Feb 2008 07:12:32 +0000 Received: by el-out-1112.google.com with SMTP id j27so2869551elf.0 for ; Wed, 27 Feb 2008 23:12:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; bh=LgdkVAJrjreS122syWAviXZY6wTJKLSc4r0w7VJKRU4=; b=IiVgbtIJME3eC4ynN+bwIQlcQPCJSORyGOJQXKEg01z2wa/97hhiHNPsB2CFDEjGTAz7xxwshAUK1o/CjNeUSJOgSMwVKQ5A3Ih9TRKGLh/Ga9SUpxD1jyadY2a+5g1vwGz3wyfoZI4Yr6WPHUbwhvDqPP3+5PahyDI6cPbhAqs= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=sxLfXd5t88YTlCQj4bxVpqN0x7nllFkfm/M9bIJgljK40ZVuE/9MNhDX0oAcC4BPcIxbipQkw0gOIWVpcpWDvU51PCRzhsFQLhYbIPopoKIicsxYnMIDCwqiW7M0VkLhVpPZtJIarUbGoBHvCd4R0bQ8NVSmtic8Ropk6ZwtInU= Received: by 10.150.95.20 with SMTP id s20mr2605646ybb.58.1204182761031; Wed, 27 Feb 2008 23:12:41 -0800 (PST) Received: by 10.150.148.20 with HTTP; Wed, 27 Feb 2008 23:12:40 -0800 (PST) Message-ID: Date: Thu, 28 Feb 2008 07:12:40 +0000 From: "James Strachan" To: users@activemq.apache.org Subject: Re: VTD-XML 2.3 In-Reply-To: <006801c87996$4953c0a0$0402a8c0@your55e5f9e3d2> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <003e01c87807$a79bf820$0402a8c0@your55e5f9e3d2> <001401c878b4$d3622490$0402a8c0@your55e5f9e3d2> <006801c87996$4953c0a0$0402a8c0@your55e5f9e3d2> X-Virus-Checked: Checked by ClamAV on apache.org On 27/02/2008, jimmy Zhang wrote: > Yes, when designing VTD-XML we took a long hard look at JAXP... > the conclusion is that JAXP simply has too many issues... the problem starts > from the DOM API (which I have written an article on this topic called > the performance woe of binary XML > http://webservices.sys-con.com/read/250512.htm) > > The second major problem is JAXP's xpath evaluation model which I have > written another article called "improve XPath efficiency with VTD-XML" > http://www.devx.com/xml/Article/34045)... basic JAXP's evaluation model > is not only slow but cluttered and hard to use... > > > If one can pick up an XPath engine and write highly readable, clean , > reusable > code that 10x faster... why would anyone settle for JAXP? In a way, XML is > meant to decouple API from data anyway... OK thanks for the heads up :) So we just need a volunteer to submit a patch for the VTD-XML plugin for camel-extra.. http://code.google.com/p/camel-extra/issues/detail?id=2 I'll add it to my list if noone else jumps in :) -- James ------- http://macstrac.blogspot.com/ Open Source Integration http://open.iona.com