Joachim Müller <joachim <at> wemove.com> writes:

> 
> Hi Frank,
> 
> Thanks for your reply. This sounds quite complicated to me. There must
> be an easier way. The Jetspeed Admin application uses quite some
> PortalServices. I suspect that the following steps will be required
> (please comment):
> 
> 1.) Define the API of the service in a separate project and put it into
> maven repo (for compiplation) and the tomcat/shared/lib (similar to the
> jetspeed-api). Thus I can refernce the Service in every application this
> api will be included.
> 
> 2.) Define my service in the portlat.genapp portal container using the
> 'normal' spring config approach.
> 
> Question:
> 
> How can I add a component to the PortalServices (normally defined in
> jetspeed-services.xml) without copy and modify the jetspeed-services.xml
> from the jetspeed distribution.
> 
> 3.) Define the service in the jetspeed-portlet.xml of the application.
> 
> 4.) Reference the service like this:
> 
> service = (MyService)context.getAttribute(<name of service component>);
> 
> Do I have any errors in reasoning?
> 
> Thanks for any comment.
> 
> Joachim


As Frank points out, I think the main challenge is with the class loader. 

Normally, if you instantiate an object within a servlet/portlet application,
it is not available to other servlet/portlet applications because they use
different class loaders.

What Frank is suggesting is to use a facility provided in tomcat where you can
configure objects that are instantiated and can be used globally, accross
applications.

I agree that this seems a little too complicated.  I have not looked into it
too much, but somehow the j2-admin application is using services that are
configured within the main jetspeed application, so I would take a look at
the source in that application to figure out how they have done it.

I have been thinking about this problem myself lately as I would like to be
able to get a handle to the jetpseed User Management components from within
my custom portlet application.  So if you find the solution, please post.

aaron


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