envLoader);
long start = System.currentTimeMillis();
Set names = parsePersistentTypeNames(loader);
if (names.isEmpty() && devpath)
scan(new ClasspathMetaDataIterator(null, newMetaDataFilter()),
newClassArgParser(), names, false, null);
else // we don't cache a full dev cp scan
_typeNames = names;
if (log.isTraceEnabled())