An EJB trying to locate another EJB is just like any other client trying to
locate an EJB. Use JNDI to look up the EJBs from a known location. In a
production environment, this will probably be something like LDAP.
----- Original Message -----
From: "James Cook" <[EMAIL PROTECTED]>
To: "Jboss-User@Lists. Sourceforge. Net" <[EMAIL PROTECTED]>
Sent: Sunday, April 01, 2001 1:08 AM
Subject: [JBoss-user] Multiple Servers - Bean Locating
> I'm trying to get a handle on how jBoss can be used to distribute an
> application. In development (and sometimes in production) all of the beans
> that an application needs may not be located in the same container. How
can
> a bean in one container talk to a bean in another container? I could not
> find anything in the docs that explained this very well.
>
> Solution #1
> ===========
> I saw a newsgroup message where the author was relating a technique for
> using the <ejb-link> tag in the jboss.xml file to include a url like:
> jndi://host:port/path/to/object, or something like that. If this works,
> good, but it significantly impacts the deployment process if every bean is
> hardcoded, although it is via deployment descriptors.
>
> Solution #2
> ===========
> I was thinking I could run only one of the jBoss servers with a naming
> service. The other servers would be configured to use the name service of
> the first container. Whenever a client or another EJB needed a reference
to
> a bean they would *all* look it up in the same location.
>
> Solution #3
> ===========
> I read in the docs about the possibility of federating namespaces. Each
> server's name service could be federated into one name service that
clients
> and jBoss containers would use for lookup.
>
> So what is possible to achieve this today? Are some other more robust
> solutions waiting for the clustering architecture to work its way out?
Where
> are the ideas for future direction discussed or documented?
>
> thanks,
> jim
>
>
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