Mailing-List: contact java-user-help@lucene.apache.org; run by ezmlm
Precedence: bulk
Reply-To: java-user@lucene.apache.org
Received-SPF: pass (athena.apache.org: domain of yseeley@gmail.com designates
 74.125.78.24 as permitted sender)
DomainKey-Signature: a=rsa-sha1; c=nofws;
        d=gmail.com; s=gamma;
        h=mime-version:sender:reply-to:in-reply-to:references:date
         :x-google-sender-auth:message-id:subject:from:to:content-type
         :content-transfer-encoding;
        b=MFJcY7OLow6RylCqMVFOkvj3lXDEL1fBzVO9+4BvZcAHdC/1xjaxX7wkzL6pJPZ40u
         DAGJ4+nlMiVRpls6hWo6yKu9b7OqWZUfvy08lmaE2cSflepjJOQaXXjwzxgF0UDV0Tc5
         FnIF9VTJcDOw6h3DPMSbxm4IRMHEca60oaPcM=
MIME-Version: 1.0
Sender: yseeley@gmail.com
Reply-To: yonik@lucidimagination.com
In-Reply-To: <4ad1ca1b0910201403h1397c647yb43f11d0e3d51684@mail.gmail.com>
References: <4ad1ca1b0910201403h1397c647yb43f11d0e3d51684@mail.gmail.com>
Date: Tue, 20 Oct 2009 17:22:12 -0400
Message-ID: <c68e39170910201422s69e29cf4wb430cc685af6349@mail.gmail.com>
Subject: Re: Hits and TopDoc
From: Yonik Seeley <yonik@lucidimagination.com>
To: java-user@lucene.apache.org
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable

On Tue, Oct 20, 2009 at 5:03 PM, Nathan Howard <natehoward1@gmail.com> wrot=
e:
> This is sort of related to the above question, but I'm trying to update s=
ome
> (now depricated) Java/Lucene code that I've become aware of once we start=
ed
> using 2.4.1 (we were previously using 2.3.2):
>
> Hits results =3D MultiSearcher.search(Query));
>
> int start =3D currentPage * resultsPerPage;
> int stop =3D (currentPage + 1) * resultsPerPage();
>
> for(int x =3D start; (x < searchResults.length()) && (x < stop); x++)
> {
> =A0 =A0Document doc =3D searchResults.doc(x);
> =A0 =A0// do search post-processing with the Document
> }
>
> Results per page is normally small (10ish or so).
>
> I'm having difficulty figuring out how to get TopDocs to replicate this
> paging functionality (which the application must maintain).

You do it tthe same way basically... calculate the biggest doc you
need ("stop"-1 in your code), ask for that many TopDocs, and then
iterate over the page you want, calling
searcher.doc(topDocs.scoreDocs[x].doc)

-Yonik
http://www.lucidimagination.com

---------------------------------------------------------------------
To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
For additional commands, e-mail: java-user-help@lucene.apache.org