if (className != null) {
try {
Class cls = Class.forName(className);
Constructor[] cnstrs = cls.getDeclaredConstructors();
Class[] ptypes;
RuleClass rclass = (RuleClass) cls.getAnnotation(RuleClass.class);
String rval = rclass.className().toString();
isPreTokenization = (preTknRuleSet != null && preTknRuleSet.contains(rval));
for (Constructor temp : cnstrs) {
ptypes = temp.getParameterTypes();
if (ptypes.length == 0) {