# File lib_ctrl/rucy/params.rb, line 689
    def save(properties)
      for attrs in @list
        alias_path = attrs['alias_path']
        if (alias_path == nil) then
          raise 'not allowed nil for alias_path'
        end
        if (alias_path.strip.empty?) then
          raise 'not allowed empty string for alias_path'
        end

        orig_path = attrs['orig_path']
        if (orig_path == nil) then
          raise 'not allowed nil for orig_path'
        end
        if (orig_path.strip.empty?) then
          raise 'not allowed empty string for orig_path'
        end
      end
      properties.set_list('aliases', @list)
      nil
    end