[jboss-user] [JBoss Seam] - Re: Raising an event in Seam without violating EJB's concurr

tonylmai do-not-reply at jboss.com
Mon May 14 00:49:25 EDT 2007


Not exactly in the same bean but perhaps the same thread that the started by the very same SLSB that wanted to listen to the event.

Here is the details: 

I have an OrderManagerBean (SFSB) that contains orders from the top of a queue (collection) managed by a (application scope) bean which contains all outstanding orders. This application-scope bean serves as my (cache/singleton) to all orders.

When user invokes the OrderManagerBean.ship(order), this SFSB does the normal business routines then instruct the application bean to remove the specified order from its cache. Since there may be more than one OrderManagerBean instances, I would like to raise an Event to instruct the all OrderManagerBean to refresh its own cache.

So I guess you could say it's same bean. Is there a problem with this design?


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