brandboat commented on code in PR #22423:
URL: https://github.com/apache/kafka/pull/22423#discussion_r3381155072
##########
server/src/main/java/org/apache/kafka/server/DefaultAutoTopicCreationManager.java:
##########
@@ -323,25 +323,22 @@ private void sendCreateTopicRequestWithErrorCaching(
}
private void cacheTopicCreationErrors(Set<String> topicNames, String
errorMessage, long ttlMs) {
- for (String topicName : topicNames) {
- topicCreationErrorCache.put(topicName, errorMessage, ttlMs);
- }
+ topicCreationErrorCache.put(topicNames.stream()
+ .collect(Collectors.toMap(topicName -> topicName, topicName ->
errorMessage)), ttlMs);
}
private void cacheTopicCreationErrorsFromResponse(CreateTopicsResponse
response, long ttlMs) {
- response.data().topics().forEach(topicResult -> {
- if (topicResult.errorCode() != Errors.NONE.code()) {
+ topicCreationErrorCache.put(response.data().topics().stream()
+ .filter(topicResult -> topicResult.errorCode() !=
Errors.NONE.code())
+
.collect(Collectors.toMap(CreateTopicsResponseData.CreatableTopicResult::name,
topicResult -> {
var errorMessage =
Optional.ofNullable(topicResult.errorMessage())
- .filter(s -> !s.isEmpty())
-
.orElse(Errors.forCode(topicResult.errorCode()).message());
- topicCreationErrorCache.put(topicResult.name(), errorMessage,
ttlMs);
- LOGGER.debug("Cached topic creation error for {}: {}",
topicResult.name(), errorMessage);
- }
- });
+ .filter(s -> !s.isEmpty())
+ .orElse(Errors.forCode(topicResult.errorCode()).message());
+ LOGGER.debug("Create topic creation error for {}: {}",
topicResult.name(), errorMessage);
+ return errorMessage;
+ })), ttlMs);
}
@Override
- public void close() {
- topicCreationErrorCache.clear();
- }
+ public void close() { }
Review Comment:
Sure
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