try {
RepositoryConnection con = sesameService.getConnection();
try {
con.begin();
SesameConnectionBackend backend = SesameConnectionBackend.withConnection(con);
for(SelectorFunction<Value> function : ldPathService.getFunctions()) {
Map<String,String> fmap = new HashMap<String, String>();
fmap.put("name", function.getPathExpression(backend));
fmap.put("signature",function.getSignature());
fmap.put("description",function.getDescription());