Class listenerClass = ClickUtils.classForName(classname);
LifecycleCallbackRegistry registry =
dataDomain.getEntityResolver().getCallbackRegistry();
LifecycleListener lifecycleListener = (LifecycleListener)
listenerClass.newInstance();
if (registry.isEmpty(LifecycleEvent.POST_LOAD)) {
registry.addDefaultListener(lifecycleListener);
buffer.append(", lifecycle-listener=" + classname);