Model model = loadPom(session, request, result);
        if (model != null) {
            Map<String, Object> config = session.getConfigProperties();
            ArtifactDescriptorReaderDelegate delegate =
                    (ArtifactDescriptorReaderDelegate) config.get(ArtifactDescriptorReaderDelegate.class.getName());

            if (delegate == null) {
                delegate = this.delegate;