I created https://issues.apache.org/jira/browse/OAK-11397 to track this.
Konrad

> On 16. Jan 2025, at 09:30, Konrad Windszus <k...@apache.org> wrote:
> 
> Well, the equivalent from Oak in 
> https://github.com/apache/jackrabbit-oak/blob/trunk/oak-core-spi/src/main/java/org/apache/jackrabbit/oak/namepath/NameMapper.java
>  only provides mappings from JCR (Expanded or Qualified) to Oak internal form 
> (which always uses prefixes IIUC) but not the other way around. But maybe I 
> miss something here…
> 
> Konrad
> 
> 
> 
>> On 16. Jan 2025, at 08:24, Julian Reschke <julian.reschke.apa...@gmail.com> 
>> wrote:
>> 
>> On 15.01.2025 20:57, Konrad Windszus wrote:
>>> Hi,
>>> I am wondering what is the best way to get the expanded form name 
>>> (https://developer.adobe.com/experience-manager/reference-materials/spec/jcr/2.0/3_Repository_Model.html#3.2.5.1%20Expanded%20Form)
>>>  from a given javax.jcr.Item (Node or Property). There is no method exposed 
>>> directly from 
>>> https://developer.adobe.com/experience-manager/reference-materials/spec/javax.jcr/javadocs/jcr-2.0/javax/jcr/Item.html.
>>> However there are some edge cases where you want to compare the returned 
>>> names with the stable qualified form (regardless of potential 
>>> session/global mapping).
>>> There are workaround which require the consumer to deal with 
>>> org.apache.jackrabbit.spi.commons.conversion.NameResolver 
>>> (https://jackrabbit.apache.org/api/2.20/org/apache/jackrabbit/spi/commons/conversion/NameResolver.html),
>>>  however there doesn’t seem to be an easy way to retrieve it (at least in 
>>> Oak, while JR2 implemented this via its 
>>> https://jackrabbit.apache.org/api/2.20/org/apache/jackrabbit/core/SessionImpl.html).
>>> Am I missing something here?
>>> WDYT about adding a JackrabbitItem to 
>>> https://jackrabbit.apache.org/oak/docs/apidocs/org/apache/jackrabbit/api/package-summary.html
>>>  which extends javax.jcr.Item to expose a “String getExpandedName()”?
>>> Thanks for your input in advance,
>>> Konrad
>> 
>> The actual operation is not that complex, right? (A simple concatenation).
>> 
>> But yes, we could add that (it would even come with a default implementation 
>> we never would have to override).
>> 
>> Best regards, Julian
>> 
> 

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