public IFacet lookup(IFacet.Name fn) {
LanguageRegistry langReg = LanguageRegistry.getInstance();
if (langReg != null) {
LanguageRuntime lr = langReg.getLanguage(fn.getNamespace());
if (lr != null) {
IFacetManifest fm = lr.getFacetProvider().getDescriptor(null).getManifest();
IFacet fct = fm.lookup(fn);
if (fct != null) {
return fct;
}
}
}
// fallback to the "old" mechanism
LOG.debug("facet not found, loading using deprecated mechanism " + fn);
return MapSequence.fromMap(facetMap).get(fn);
}
