JBoss development, The document "VDF Informer", was updated Mar 18, 2010 by Carlo de Wolf. To view the document, visit: http://community.jboss.org/docs/DOC-14997#cf Document: -------------------------------------------------------------- h3. Context A deployer needs to act upon information stored within a deployment unit. h3. Problem The deployer is unaware of the mechanism to extract such information from the deployment unit. h3. Solution The deployer delegates to an informer to let the informer provide the information for the deployment to happen. h4. Structure http://community.jboss.org/servlet/JiveServlet/showImage/102-14997-1-2359... h4. Sample Code http://viewvc.jboss.org/cgi-bin/viewvc.cgi/jbossas/projects/reloaded/trun...    private JavaEEComponentInformer informer;      @Override    public void deploy(DeploymentUnit unit, DummyMetaData deployment) throws DeploymentException    {       String appName = informer.getApplicationName(unit);       String moduleName = informer.getModulePath(unit);       String componentName = informer.getComponentName(unit);       // do your stuff    }      @Inject    public void setJavaEEComponentInformer(JavaEEComponentInformer informer)    {       this.informer = informer;    } --------------------------------------------------------------