initProcessIds.add(p1);
initProcessIds.add(p2);
monitor = ArbitrateFactory.getInstance(pipelineId, ProcessMonitor.class);
final CountDownLatch count = new CountDownLatch(1);
monitor.addListener(new ProcessListener() {
public void processChanged(List<Long> processIds) {
want.collection(processIds).isEqualTo(initProcessIds);
count.countDown();
}