Grouper Developers Forum

[Jim Fox <>]

Keep in mind that not everyone is going to think alternate names are a 
good idea.  Some installations will not activate them.

Jim


On Tue, 1 Nov 2011, Tom Zeller wrote:

> Date: Tue, 1 Nov 2011 14:43:53 -0700
> From: Tom Zeller 
> <>
> To: Shilen Patel 
> <>
> Cc: Grouper Dev 
> <>
> Subject: Re: [grouper-dev] stem.getAlternateNames() ?
>
> > There may just not have been any use cases for stem alternate names at the
> > time.  I think we could add it if there's a use case now.
>
> The use case, I think, is that we can support renaming objects (groups
> and stems) in real-time via the change log as well as via full-syncs.
>
> > How are you using (or planning to use) the alternate names?  Keep in mind
> > that we only keep one alternate name for groups and whether it gets set or
> > not is optional at the time a user performs a move.  So if you're
> > expecting it to always be set as the most recent name in LDAP, there may
> > be some issues to consider.
>
> The first written non-javadoc documentation :
>
> I created a new <alternateIdentifier /> element in the ldappcng
> configuration, so that a provisioned object may have zero or more
> alternate identifiers. These alternate identifiers are computed via
> the shibboleth attribute resolver :
>
> <object id="group" />
>  <identifier ref="groupDN" />
>   <alternateIdentifier ref="alternateGroupDN" />
>   <alternateIdentifier ref="alternateGroupDNChangeLog" />
>  </identifier>
> </object>
>
> <attributeDefinition ref="alternateGroupDN" ...>
>  <resolver:Dependency ref="GroupDataConnector" />
> </attributeDefinition>
>
> <attributeDefinition ref="alternateGroupDNChangeLog" ...>
>  <resolver:Dependency ref="ChangeLogDataConnector" />
> </attributeDefinition>
>
> When an object is provisioned, if the identifier does not exist on the
> target, but one and only one alternate identifier does, then the
> object will be renamed.
>
> If the alternate identifier boolean is not set during copy or move
> operations, then provisioned objects will be deleted and created,
> rather than renamed, since no alternate identifiers exist.
>
> Hmm, well, actually, it depends on how many times an object has been
> moved and whether or not the boolean was set each time. Shrug.
>
> TomZ