String decisionExpression = tNode.getDecisionExpression();
if (decisionExpression != null
&& !"".equals(decisionExpression.trim())) {
WFJudge wfa = null;
try {
log.info("The Decision Expression::" + decisionExpression);
Class caClass = Class.forName(decisionExpression);
wfa = (WFJudge) caClass.newInstance();
return wfa.doJudge(this);
} catch (ClassNotFoundException ex) {
log.error(ex.getMessage());
return null;
} catch (Exception ex1) {