eventSinkAddr.setValue(url);
eventSinkERT.setAddress(eventSinkAddr);
subscribe.setDelivery(new DeliveryType());
subscribe.getDelivery().getContent().add(new ObjectFactory().createNotifyTo(eventSinkERT));
subscribe.setFilter(new FilterType());
subscribe.getFilter().getContent().add("//*[local-name()='fire' and "
+ "namespace-uri()='http://www.events.com']/location[text()='Canada']");
eventSourceClient.subscribeOp(subscribe);