final KamHandle handle = req.getHandle();
if (handle == null || handle.getHandle() == null) {
throw new RequestException("KamHandle is missing");
}
// Get the Dialect (may be null)
final Dialect dialect = getDialect(req.getDialect());
final org.openbel.framework.api.Kam kam = getKam(
handle, dialect);
final Namespace ns = req.getNamespace();
if (ns == null) {