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Message-ID: <3df33a2505082514185fba4f9b@mail.gmail.com>
Date: Thu, 25 Aug 2005 23:18:42 +0200
From: Peeter Piegaze <peeter.piegaze@gmail.com>
Reply-To: peeter.piegaze@day.com
To: jackrabbit-dev@incubator.apache.org
Subject: Re: "instanceof" function for xpath queries
In-Reply-To: 
 <OF0B799C2C.5D627B09-ON86257068.0064B6BE-86257068.0067CED6@thoughtworks.com>
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References: 
 <OF0B799C2C.5D627B09-ON86257068.0064B6BE-86257068.0067CED6@thoughtworks.com>

The XPath function you are looking for is element(). For example,

//element(*, nt:file)

will find all the nodes in the workspace of primary type nt:file,
including nodes
whose primary node type is a *subtype* of nt:file.

-Peeter

On 8/25/05, Matthew P Foemmel <MFoemmel@thoughtworks.com> wrote:
> Hi all,
>=20
> I was wondering if there was an easy way to search a repository for all
> nodes of a specific type, including subtypes? For example, the xpath
> query:
>=20
> //*[@jcr:primaryType=3D'my:nodeType']
>=20
> will match all nodes with the exact type 'my:nodetype', but not nodes wit=
h
> types that inherit from it. I guess what I'd like to see is an "is"
> function that works like the "instanceof" function in Java:
>=20
> //*[is(my:nodeType)]
>=20
> I've read the JSR-170 spec and checked out some of the xpath query code,
> but couldn't find support for something like this. I feel like I'm missin=
g
> something obvious though...
>=20
> Cheers,
>=20
> Matthew Foemmel
> ThoughtWorks, Inc.
>