sb.append (suffix);
sb.append (".xml");
String uri = sb.toString ();
Space sp = SpaceFactory.getSpace();
Element schema = (Element) sp.rdp (uri);
if (schema == null) {
schema = loadSchema(uri, defSuffix == null);
if (schema == null && defSuffix != null) {
sb = new StringBuilder (prefix);
sb.append (defSuffix);