merlimat commented on a change in pull request #14188:
URL: https://github.com/apache/pulsar/pull/14188#discussion_r803031350
##########
File path:
pulsar-broker/src/main/java/org/apache/pulsar/broker/lookup/v2/TopicLookup.java
##########
@@ -45,17 +47,24 @@
@Produces(MediaType.APPLICATION_JSON)
@ApiResponses(value = { @ApiResponse(code = 307,
message = "Current broker doesn't serve the namespace of this
topic") })
- public void lookupTopicAsync(@PathParam("topic-domain") String
topicDomain, @PathParam("tenant") String tenant,
+ public void lookupTopicAsync(
+ @Suspended AsyncResponse asyncResponse,
+ @PathParam("topic-domain") String topicDomain,
@PathParam("tenant") String tenant,
@PathParam("namespace") String namespace, @PathParam("topic")
@Encoded String encodedTopic,
@QueryParam("authoritative") @DefaultValue("false") boolean
authoritative,
- @Suspended AsyncResponse asyncResponse,
@QueryParam("listenerName") String listenerName,
@HeaderParam(LISTENERNAME_HEADER) String listenerNameHeader) {
TopicName topicName = getTopicName(topicDomain, tenant, namespace,
encodedTopic);
if (StringUtils.isEmpty(listenerName) &&
StringUtils.isNotEmpty(listenerNameHeader)) {
listenerName = listenerNameHeader;
}
- internalLookupTopicAsync(topicName, authoritative, asyncResponse,
listenerName);
+ internalLookupTopicAsync(topicName, authoritative, listenerName)
+ .thenAccept(lookupData -> asyncResponse.resume(lookupData))
+ .exceptionally(e -> {
+ log.warn("Failed to check exist for topic {} when lookup",
topicName, e.getCause());
Review comment:
This would print the stack trace when the topic is not found, which is a
"normal" error that we should only log at debug level
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