hungphan227 commented on code in PR #2465:
URL: https://github.com/apache/james-project/pull/2465#discussion_r1814253176
##########
event-bus/cassandra/src/main/java/org/apache/james/events/CassandraEventDeadLetters.java:
##########
@@ -89,4 +111,26 @@ public Flux<Group> groupsWithFailedEvents() {
public Mono<Boolean> containEvents() {
return cassandraEventDeadLettersDAO.containEvents();
}
+
+ private Event deserialize(String json) {
+ List<Event> events = allEventSerializers.stream()
+ .map(eventSerializer -> Optional.ofNullable(deserialize(json,
eventSerializer)))
+ .filter(Optional::isPresent)
+ .map(Optional::get)
+ .toList();
+
+ switch (events.size()) {
+ case 0: throw new RuntimeException("Could not deserialize event: "
+ json);
+ case 1: return events.getFirst();
+ default: throw new RuntimeException("More than one serializers
could deserialize event: " + json);
+ }
Review Comment:
Really difficult to check at startup
Although there is a very small chance this case happen, I still want to
check this case just for precaution.
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