There is an example of doing exactly this in the monitoring module which
uses hibernate.
https://github.com/geoserver/geoserver/blob/master/src/community/monitoring/src/main/java/applicationContext.xml#L47
On Wed, Aug 15, 2012 at 7:39 AM, Andrea Aime
<[email protected]>wrote:
> On Wed, Aug 15, 2012 at 1:01 PM, Mark Paxton <[email protected]> wrote:
>
>> Hi all,
>>
>> I'm trying to write a custom user group/role details service for
>> Geoserver. I've created my own implementations of the usergroup and role
>> services, which appear ok in the web interface, but I have a problem of
>> accessing the list of users and roles.
>>
>> I get a lazy load exception when accessing referenced entities of my
>> user entities, because presumably the db session used has been closed
>> before the view is generated. The easiest solution appears to be to use
>> the "Open session in view" filter which would normally go in web.xml.
>>
>> As this is supposed to be an add-on module, it would more approproately
>> go in the jar file, so I would be including META-INF/web-fragment.xml.
>> The problem is that Gepserver is using the 2.3 web application spec, and
>> web-fragment support is only in 3.0.
>>
>> Could anyone suggest a solution to this?
>>
>
> GeoServer won't be based on Servet 3.0 for some time, we try to keep
> back a version in order to allow conservative deploys to still function.
> Happily enough though we have an extension point in Spring that allows
> a Servlet filter to be plugged in, you just have to make it implement
> the org.geoserver.filters.GeoServerFilter interface and declare it as
> a bean in the Spring application context (applicationContext.xml file,
> in the root of your module classpath) and it will be picked up on startup
> (well, provided your GeoServer is recent enough, it has been around
> for more than one year now)
>
> Cheers
> Andrea
>
> --
> ==
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> ==
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> Ing. Andrea Aime
> @geowolf
> Technical Lead
>
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--
Justin Deoliveira
OpenGeo - http://opengeo.org
Enterprise support for open source geospatial.
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