code: public static function findMultipleByUuids($arrUuids, array $arrOptions=array())
  	{
  		if (empty($arrUuids) || !\is_array($arrUuids))
  		{
  			return null;
  		}
  
  		$t = static::$strTable;
  
  		foreach ($arrUuids as $k=>$v)
  		{
  			// Convert UUIDs to binary
  			if (Validator::isStringUuid($v))
  			{
  				$v = StringUtil::uuidToBin($v);
  			}
  
  			$arrUuids[$k] = "UNHEX('" . bin2hex($v) . "')";
  		}
  
  		if (!isset($arrOptions['order']))
  		{
  			$arrOptions['order'] = "$t.uuid!=" . implode(", $t.uuid!=", $arrUuids);
  		}
  
  		return static::findBy(array("$t.uuid IN(" . implode(",", $arrUuids) . ")"), null, $arrOptions);
  	}
docs: Find multiple files by their UUIDs
  
  @param array $arrUuids   An array of UUIDs
  @param array $arrOptions An optional options array
  
  @return Collection|FilesModel[]|FilesModel|null A collection of models or null if there are no files