for (Property groupProperty : groupProperties) {
String groupName = groupProperty.getName();
ModelNode groupNode = groupProperty.getValue();
ModelNode hostNode = groupNode.get("host");
if (hostNode.isDefined()) {
List<Property> hostProperties = hostNode.asPropertyList();
for (Property hostProperty : hostProperties) {
hostNode = hostProperty.getValue();
List<Property> serverProperties = hostNode.asPropertyList();
for (Property serverProperty : serverProperties) {
ModelNode serverNode = serverProperty.getValue();