Return-Path: Delivered-To: apmail-lucene-dev-archive@www.apache.org Received: (qmail 3994 invoked from network); 19 Apr 2010 16:44:50 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 19 Apr 2010 16:44:50 -0000 Received: (qmail 82394 invoked by uid 500); 19 Apr 2010 16:44:47 -0000 Delivered-To: apmail-lucene-dev-archive@lucene.apache.org Received: (qmail 82310 invoked by uid 500); 19 Apr 2010 16:44:47 -0000 Mailing-List: contact dev-help@lucene.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@lucene.apache.org Delivered-To: mailing list dev@lucene.apache.org Received: (qmail 82292 invoked by uid 99); 19 Apr 2010 16:44:46 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 19 Apr 2010 16:44:46 +0000 X-ASF-Spam-Status: No, hits=0.4 required=10.0 tests=AWL,FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of ted.dunning@gmail.com designates 209.85.160.48 as permitted sender) Received: from [209.85.160.48] (HELO mail-pw0-f48.google.com) (209.85.160.48) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 19 Apr 2010 16:44:41 +0000 Received: by pwi7 with SMTP id 7so3356466pwi.35 for ; Mon, 19 Apr 2010 09:44:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :from:date:received:message-id:subject:to:cc:content-type; bh=RlKn7jRNg0tgiGyuhaHyc140GOn7rYTvS/ntuFh1khs=; b=Pg4Eis4suxQJvJ4iI7ydKNIkfB8/fN5VjjZVSE6SwmYu9ookuUxZOG5dYpGPgw3pOF AW+BSVKN5rrkvk4H0RvoEgsBb6rfxMjkpWCv3MMZU6MFG+B50vz6luVraEqfVxjYEe6c zsLgeDmy5vW/c4zx6jgLCCXEbEK/ElIIYu+jg= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; b=OwpxjMJEFmmDiW1xSle75ikyDPpB0XHPtap56sIQruJh3fH2CrhNkP4WVHx8phnRG8 7lrKN6Sv1vG4OmEVGdfJ/mBeZeqJ9OYiQyAnGjxAVe48s20MAtV25KE7tJMas8y3+v0a vGz0PDerC7Mo/OUEiOyQFob4mOsXN3y6/E23Y= MIME-Version: 1.0 Received: by 10.140.166.11 with HTTP; Mon, 19 Apr 2010 09:44:01 -0700 (PDT) In-Reply-To: References: From: Ted Dunning Date: Mon, 19 Apr 2010 09:44:01 -0700 Received: by 10.141.23.15 with SMTP id a15mr4407604rvj.278.1271695461171; Mon, 19 Apr 2010 09:44:21 -0700 (PDT) Message-ID: Subject: Re: HPPC: High Performance Primitive Collections for Java To: dev@lucene.apache.org Cc: java-dev@lucene.apache.org Content-Type: multipart/alternative; boundary=000e0cd182a439c39a048499ac8d --000e0cd182a439c39a048499ac8d Content-Type: text/plain; charset=UTF-8 The cycle is closed. Lucene begat Mahout. Mahout incorporated Colt. Benson Margulies ripped apart the Colt collections to produce the Mahout collections. The Dawid Weisz picked up the ball to to produce HPPC (with inspiration, perhaps not direct code use). Now Lucene is interested in HPPC. I like it. Once HPPC is released, it should be a definitive commercial friendly, high performance collections package. Mahout may well switch once HPPC is baked. On Mon, Apr 19, 2010 at 7:46 AM, Glen Newton wrote: > I just discovered HPPC (http://labs.carrotsearch.com/hppc.html). > I know it is alpha, but has it been/could be evaluated for possible > use in Lucene (once HPPC is released)? > > -Glen > > http://zzzoot.blogspot.com/ > -- > > - > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscribe@lucene.apache.org > For additional commands, e-mail: dev-help@lucene.apache.org > > --000e0cd182a439c39a048499ac8d Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
The cycle is closed.

Lucene begat Mahout.=C2=A0 Mahout incorpora= ted Colt.=C2=A0 Benson Margulies ripped apart the Colt collections to produ= ce the Mahout collections.=C2=A0 The Dawid Weisz picked up the ball to to p= roduce HPPC (with inspiration, perhaps not direct code use).=C2=A0 Now Luce= ne is interested in HPPC.

I like it.

Once HPPC is released, it should be a definitive comm= ercial friendly, high performance collections package.=C2=A0 Mahout may wel= l switch once HPPC is baked.=C2=A0

On Mo= n, Apr 19, 2010 at 7:46 AM, Glen Newton <glen.newton@gmail.com> wrote:
I just discovered= HPPC (http://labs.carrotsearch.com/hppc.html).
I know it is alpha, but has it been/could be evaluated for possible
use in Lucene (once HPPC is released)?

-Glen

http://zzzoot.blo= gspot.com/
--

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