On 8/3/2016 2:49 PM, Ken Wills wrote: On Wed, Aug 3, 2016 at 8:53 AM, Stan Silvert <ssilvert(a)redhat.com&gt; wrote: > The Keycloak server is currently configured via a keycloak-server.json > file. We are converting this to configuration through > standalone.xml/domain.xml. > > To automatically upgrade, I need to read keycloak-server.json and write > back to standalone.xml. I can easily add the operations to do this at > parse time. The parser has this method: > > @Override > public void readElement(final XMLExtendedStreamReader reader, final > List<ModelNode> list) throws XMLStreamException > > So one way to do this is to parse keycloak-server.json at this time and > add operations to the list. > > That puts everything into the management model. But nothing will be > written to standalone.xml unless someone manually does a write operation > from CLI. > > Not sure if this is exactly what you're looking for, but subsystems / extensions usually register an XMLElementWriter for themselves to handle this, see for exmaple: https://github.com/wildfly/wildfly/blob/9de9217e0106da10c7d05228bcf0559c8... Ken My problem is that the XMLElementWriter is never called during startup. I would like it to be called after the management model is read from standalone.xml but before deployments are handled.