instance method generic_url_rewriter

# File actionpack/lib/action_controller/integration.rb, line 380
        def generic_url_rewriter
          env = {
            'REQUEST_METHOD' => "GET",
            'QUERY_STRING'   => "",
            "REQUEST_URI"    => "/",
            "HTTP_HOST"      => host,
            "SERVER_PORT"    => https? ? "443" : "80",
            "HTTPS"          => https? ? "on" : "off"
          }
          UrlRewriter.new(Request.new(env), {})
        end