docs: protected final ModelNode registerModelControllerServiceInitializationBootStep(BootContext context) {
          ModelControllerServiceInitializationParams initParams = getModelControllerServiceInitializationParams();
          if (initParams != null) {
              //Register the hidden op. The operation handler removes the operation once it is done
              controller.getManagementModel().getRootResourceRegistration().registerOperationHandler(INIT_CONTROLLER_OP, new ModelControllerServiceInitializationBootStepHandler(initParams));
              //Return the operation
              return Util.createEmptyOperation(INIT_CONTROLLER_OP.getName(), PathAddress.EMPTY_ADDRESS);
          }
          return null;
      }