gistfile1.go

for _, intro := range introspectPath("/com/github/guelfey/Demo") {
		fmt.Println(intro.path, intro.introspectableXML)
		conn.Export(introspect.Introspectable(intro.introspectableXML), dbus.ObjectPath(intro.path), "org.freedesktop.DBus.Introspectable")
}

intospecthelp.go

package main

import "fmt"
import "strings"

type introspectHelp struct {
	introspectableXML string
	path              string
}

func createNode(name string) string {
	nodeXML := `<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
	"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
	<node>
	  <node name="%v"/>
	</node>`
	return fmt.Sprintf(nodeXML, name)
}

func introspectPath(path string) []introspectHelp {
	current := []string{}
	elements := strings.Split(path, "/")
	ret := []introspectHelp{}
	for _, element := range elements[1:len(elements)] {
		ret = append(ret, introspectHelp{createNode(element), "/" + strings.Join(current, "/")})
		current = append(current, element)
	}
	return ret
}