public boolean spooler_process() {
boolean rc = true;
try {
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
Document eventDocument = docBuilder.newDocument();
eventDocument.appendChild(eventDocument.createElement("events"));
this.setEvents(eventDocument);
// fetch events from global Job Scheduler variable
this.getSchedulerEvents();
this.setParameters(spooler.create_variable_set());