# File lib/daemon_kit/jabber.rb, line 53
      def process_updates
        @presence_handler ||= Proc.new { |friend, old_presence, new_presence|
          DaemonKit.logger.debug "Received presence update: #{friend} went from #{old_presence} to #{new_presence}"
        }

        instance.connection.presence_updates { |friend, old_presence, new_presence|
          @presence_handler.call(friend, old_presence, new_presence)
        }

      end