+ if (c.getUri("ui") == null || "".equals(c.getUri("ui"))) c.addUri("ui", "ibex://ui");
+ if (c.getUri("meta") == null || "".equals(c.getUri("meta"))) c.addUri("meta", "ibex://meta");
+ if (c.getUri("") == null || "".equals(c.getUri(""))) c.addUri("", initial_uri);
+ state = STATE_IN_ROOT_NODE;