[jboss-dev-forums] [Design the new POJO MicroContainer] - Re: Deployers, Classloaders, and Reflection in JBoss 5

[bryan.kearney]

"adrian at jboss.org" wrote : Help requests should really go in the user's forum:
  | http://www.jboss.org/index.html?module=bb&op=viewforum&f=228
  | 

Sorry.. dont know how I got here. I will repost in the other.

"adrian at jboss.org" wrote : 
  | You should make sure you unhook anything that references the old 
  | classes or classloader in undeploy() so they can be garbage collected,
  | otherwise you'll leak classes and memory (which sounds like your real problem).
  | 

At redeploy, we create a new engine for application. I will double check the undeploy logic however.

"adrian at jboss.org" wrote : 
  | AFAIK, there's no deployer that uses the classloader directly. But we do have
  | deployers that pass the classloader into the component frameworks via their metadata,
  | which uses DeploymentUnit.getClassLoader().
  | e.g. http://viewvc.jboss.org/cgi-bin/viewvc.cgi/jbossas/projects/jboss-deployers/trunk/deployers-vfs/src/main/java/org/jboss/deployers/vfs/deployer/kernel/BeanMetaDataDeployer.java?revision=88706&view=markup
  | 
  | The closest we've got to what you are doing, uses our AnnotationScanning framework
  | to create metadata objects from annotated classes,
  | http://viewvc.jboss.org/cgi-bin/viewvc.cgi/jbossas/projects/jboss-deployers/trunk/deployers-vfs/src/main/java/org/jboss/deployers/vfs/deployer/kernel/BeanScanningDeployer.java?view=markup
  | they don't deal with the classloader explicitly.

I will check these.. thank you.

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