client.addStatusCallbackListener(workItemListener);
// Initialize CAS source
duccOut.debug(location, jobid, "CAS source initializing...");
String crxml = job.getDriver().getCR();
String crcfg = job.getDriver().getCRConfig();
casSource = new CasSource(this, crxml, crcfg, casDispatchMap);
Progress progress = casSource.getProgress();
if(progress != null) {
total = progress.getTotal();
duccOut.info(location, jobid, "total: "+total);
driverStatusReport.setWorkItemsTotal(total);