[jboss-user] [JBoss Microcontainer] New message: "Re: Undemanding Dependencies"

David Lloyd do-not-reply at jboss.com
Thu Jan 21 16:28:09 EST 2010

User development,

A new message was posted in the thread "Undemanding Dependencies":


Author  : David Lloyd
Profile : http://community.jboss.org/people/david.lloyd@jboss.com

> alesj wrote:
> > In this case, what do you consider "-->" to mean? 
> > 
> A --> B, by this I mean that from A you can get a hold of B.
> > I'm producing a BeanMetaData but after that I don't have any control over how the beans are installed.  I don't see any way to get a ControllerContext or DependencyInfo off of a BMD.  I think I see what you're getting at (using a lifecycle callback on the parent to enable the child), I just don't see how to connect the dots.
> Even from BMD you have access to underlying ControllerContext, you just don't know it yet. :-)
> It's the MetaDataVisitorNode methods, that get you that, we just need to properly override them.
> BMD.initialVisit(MDVN node) <-- override this
> ControllerContext context = node.getControllerContext();
> DependencyInfo info = context.getDependencyInfo();
> LifecycleCallbackItem item = new MyStarterLCI(); // this is what starts As
> info.addLifecycleCallback(item);
> Does this make more sense?
Ah, I see.  However I can't affect the parent's BMD in this case - only the child's.


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