.getOptionalContainerServices()
.getPortalAdministrationService();
Iterator i = pas.getPortletInvocationListeners().iterator();
while (i.hasNext()) {
PortletInvocationListener listener = (PortletInvocationListener) i.next();
if (pre) {
listener.onBegin(event);
} else if (e == null) {
listener.onEnd(event);
} else {
listener.onError(event, e);
}
}
}