[jdf-dev] [jdf-users] Any JDF Updates equivalents to counter.war? wanted to use a Quickstart app to test cluster session failover

StevenBoscarine stevenboscarine at gmail.com
Thu Jul 12 17:55:58 EDT 2012


Hello Pete,
Happy to take the lead and get this started.  Any idea for an initial 
name? <artifactId>jboss-as-session-replication</artifactId>?

I was thinking @Stateful because it requires @Clustered, right?
https://docs.jboss.org/author/display/AS71/Clustered+EJBs

@Stateless requires it as well, right?
http://docs.jboss.org/jbossclustering/cluster_guide/5.1/html/clustering-session.html

Are there any other Java EE features that need developer action to make 
them clustering/failover-ready?  Does CDI need anything for replicating 
conversation or session scoped beans in a cluster?

Regarding JSF, I'm fine with whatever folks think.  JSF is good since 
everything they need is built into the container.

However, my first thought is that the simpler we can make things, the 
better.  A lot of folks hate JSF.  I find pushing it at organizations an 
uphill battle.  When I say that acronym, a lot of folks still roll their 
eyes.  IMHO, the best solution for a quickstart is the one that does the 
job with the least number of moving parts.

If there's 1 page and HTTP Basic Authentication, would we gain anything 
by having JSF?  Obviously am happy to accommodate what others want.

I was thinking:

  * HTTP Basic Authentication
  * A servlet displaying a counter and the current login name.
  * @Stateful EJBs injected to maintain state.
  * @Stateless EJB injected just to show how.

WDYT?

Thanks,
Steven


On 7/12/2012 4:55 PM, Pete Muir wrote:
> Hi Steven
>
> Yes, we want a session replication quickstart :-)
>
> We should, as you say, update it to use CDI (why an SLSB?) and Servlet 3. Possibly JSF?
>
> Pete
>
> On 12 Jul 2012, at 19:56, StevenBoscarine wrote:
>
>> Hello All,
>> I wanted to do an exercise to test failover on our new EAP6 cluster.
>> Any recommendations?
>>
>> The one I'm familiar with is using
>> https://community.jboss.org/wiki/ReplicatedCounter and confirming the
>> counter doesn't go down when you kill a container.
>>
>> If there isn't a great QS for session replication, does this dovetail
>> with any of the JDF Quickstarts?  If so, I'd love to see it use a
>> @Stateful session bean, Maven, and Servlet 3.0.  I could update this war
>> rather quickly if you saw value in having a QS specifically for testing
>> Session replication.
>>
>> Thanks,
>> Steven
>> _______________________________________________
>> jdf-users mailing list
>> jdf-users at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/jdf-users


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