private static boolean removeResource(ModelControllerClient client, String type, String name)
     throws IOException, MgmtOperationException {
   ModelNode op =
       ModelUtil.createOpNode(
           "subsystem=configadmin/" + type + "=" + name, ModelDescriptionConstants.REMOVE);
   ModelNode result = executeOperation(client, op, false);
   return ModelDescriptionConstants.SUCCESS.equals(
       result.get(ModelDescriptionConstants.OUTCOME).asString());
 }
 private static boolean addOrUpdateConfiguration(
     ModelControllerClient client, String pid, Map<String, String> entries, String operation)
     throws IOException, MgmtOperationException {
   ModelNode op = ModelUtil.createOpNode("subsystem=configadmin/configuration=" + pid, operation);
   ModelNode en = new ModelNode();
   for (Map.Entry<String, String> entry : entries.entrySet()) {
     en.get(entry.getKey()).set(entry.getValue());
   }
   op.get("entries").set(en);
   ModelNode result = executeOperation(client, op, false);
   return ModelDescriptionConstants.SUCCESS.equals(
       result.get(ModelDescriptionConstants.OUTCOME).asString());
 }