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From Konrad Windszus <>
Subject Re: Search for specific resource types
Date Fri, 12 Jan 2018 14:21:15 GMT
Yes, exactly.
But if someone has a better idea on how to achieve that I am eager all ears.

> On 12. Jan 2018, at 15:19, Jason Bailey <> wrote:
> So that I understand, this would benefit a scenario where you are searching for a specific
resource type, and the search implementation would have to traverse up the resourceType hierarchy
to determine if a specific type was of a type that you are looking for.
> One of the solutions for this, as you suggest, could be a pre-emptive determination of
the derived types and then the search implementation could compare against that. 
> Did I get that right?
> -----Original Message-----
> From: Konrad Windszus [] 
> Sent: Friday, January 12, 2018 5:46 AM
> To:
> Subject: Re: Search for specific resource types
> Ping, does anyone have any idea?
> I am thinking about introducing a new method to ResourceResolver which allows to return
all derived resource types for a given resource type. That must internally rely on a search
within /apps and /libs looking for resourceSuperType=<given type> recursively!
> Such a method could be used as a basis for the query to look for content of type "a"
or a derived type.
> Konrad
>> On 15. Dec 2017, at 16:59, Konrad Windszus <> wrote:
>> Hi,
>> is there a simple way to search with Sling Resource API for resources which have
a certain resource type "a" or a resource type derived from "a".
>> The resource type inheritance in Sling is a pretty powerful concept. I am wondering
how to properly support that when searching for content which is either of resource type a
directly or a derived resource type.
>> I cannot really think of a JCR SQL2 or XPath expression which would also cover derived
resource types (without knowing them in advance).
>> Thanks for any pointers,
>> Konrad

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