Storm\Drivers\Base\Mapping\Mappings\MappingException::OptionalEntityInLazyContext PHP Метод

    public static function OptionalEntityInLazyContext(Relational\IToOneRelation $ToOneRelation)
    {
        throw new self('Cannot map an optional entity property to relation %s in a lazy context, the relationship must be required', get_class($ToOneRelation));
    }

 public function __construct(Object\IEntityProperty $EntityProperty, Relational\IToOneRelation $ToOneRelation)
 {
     if ($EntityProperty->IsOptional()) {
         throw MappingException::OptionalEntityInLazyContext($ToOneRelation);
     }
     parent::__construct($EntityProperty, $ToOneRelation);
 }