Right...so XML is immediately doable...excellent. But I am concerned about the annotation only case which is a direction many are going towards. We may wish to address this.
Jeff David Blevins wrote: > > On Jan 23, 2007, at 5:22 PM, Jeff Genender wrote: > >> Any thoughts on a Clustered annotation for openejb? I need to know, (or >> any clustering solution) needs to know, which session beans need to get >> clustered...and an annotation and a flag/attribute on a per bean basis >> in the openejb-jar.xml would probably be appropriate. Thoughts? > > That's certainly something we can do at some point. > > For the here and now, there is already a general solution for this. You > can have as many containers as you want (including none at all), each > having it's own QoSs (such as clustering or not clustering) and each > bean can say which container it wants in it's openejb-jar.xml. > > I.e. > > <Container id="Default Stateful Container" ctype="STATEFUL"> > TimeOut 20 > PoolSize 100 > BulkPassivate 50 > </Container> > > <Container id="Default Stateful Container" ctype="STATEFUL"> > InstanceManager > org.apache.openejb.core.stateful.ClusteredInstanceManager > # any other properties you want > </Container> > > then in your openejb-jar.xml > > <ejb-deployment ejb-name="FooBean" deployment-id="Foo" > container-id="Default Stateful Container"/> > <ejb-deployment ejb-name="BarBean" deployment-id="Bar" > container-id="Clustered Stateful Container"/> > <ejb-deployment ejb-name="BazBean" deployment-id="Baz" > container-id="Clustered Stateful Container"/> > > The BarBean and BazBean would get deployed into the Clustered Stateful > Container and receive any QoSs that that container provides (clustering > and anything else it wants) and the FooBean would go into the Default > Stateful Container and not be clustered. > > You can do this exact thing via the Geronimo plan files. One plan can > add the default containers (if you want them) and you can have an > entirely different plan add clusterable containers. And some other plan > in the future can add an even different set of containers if it chooses > and people will be able to deploy into them getting their QoSs. > > -David
