# File lib/yadis/manager.rb, line 44
  def next_service
    manager = self.get_manager
    if manager and manager.length <= 0
      self.destroy_manager
      manager = nil
    end

    unless manager
      begin
        yadis_url, services = self.discover
      rescue YADISParseError, YADISHTTPError
        manager = nil
      else
        manager = self.create_manager(services, yadis_url)   
      end     
    end

    if manager
      service = manager.next
      self.store_manager(manager)
    else
      service = nil
    end
    
    return service
  end