public function getAllUpdateMethods() {
    $update_methods = [];
    $methods = get_class_methods($this->updateClassName);
    foreach ($methods as $method_name) {
      $reflectionMethod = new \ReflectionMethod($this->updateClassName, $method_name);
      $annotations = $this->annotationsReader->getMethodAnnotation($reflectionMethod, 'Acquia\Blt\Annotations\Update');
      if ($annotations) {
        $update_methods[$method_name] = $annotations;
      }
    }

    return $update_methods;
  }