# File lib/mongrel/http_response.rb, line 72
    def reset
      if @body_sent
        raise "You have already sent the request body."
      elsif @header_sent
        raise "You have already sent the request headers."
      else
        # XXX Dubious ( http://mongrel.rubyforge.org/ticket/19 )
        @header.out.close
        @header = HeaderOut.new(StringIO.new) 
        
        @body.close
        @body = StringIO.new
      end
    end