UserDatabaseRealm realm = new UserDatabaseRealm();
realm.setResourceName(resourceName);
// Add the new instance to its parent component
ObjectName pname = new ObjectName(parent);
ContainerBase containerBase = getParentContainerFromParent(pname);
// Add the new instance to its parent component
containerBase.setRealm(realm);
// Return the corresponding MBean name
ObjectName oname = realm.getObjectName();
// FIXME getObjectName() returns null
//ObjectName oname =
// MBeanUtils.createObjectName(pname.getDomain(), realm);