@Override
public void onAlertPublishSpecChange(PublishSpec pubSpec, Map<String, StreamDefinition> sds) {
if (pubSpec == null) {
return;
}
List<Publishment> newPublishments = pubSpec.getPublishments();
if (newPublishments == null) {
LOG.info("no publishments with PublishSpec {} for this topology", pubSpec);
return;
}
Map<String, Publishment> newPublishmentsMap = new HashMap<>();
newPublishments.forEach(p -> newPublishmentsMap.put(p.getName(), p));
MapComparator<String, Publishment> comparator =
new MapComparator<>(newPublishmentsMap, cachedPublishments);
comparator.compare();
List<Publishment> beforeModified = new ArrayList<>();
comparator.getModified().forEach(p -> beforeModified.add(cachedPublishments.get(p.getName())));
alertPublisher.onPublishChange(
comparator.getAdded(), comparator.getRemoved(), comparator.getModified(), beforeModified);
// switch
cachedPublishments = newPublishmentsMap;
specVersion = pubSpec.getVersion();
}
@Override
public void execute(Tuple input) {
try {
streamContext.counter().scope("receive_count");
alertPublisher.nextEvent((AlertStreamEvent) input.getValueByField(AlertConstants.FIELD_1));
this.collector.ack(input);
streamContext.counter().scope("ack_count");
} catch (Exception ex) {
streamContext.counter().scope("fail_count");
LOG.error(ex.getMessage(), ex);
collector.reportError(ex);
}
}
@Override
public void cleanup() {
alertPublisher.close();
super.cleanup();
}
