CalvinConfluent commented on code in PR #15470:
URL: https://github.com/apache/kafka/pull/15470#discussion_r1515288246
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clients/src/main/java/org/apache/kafka/clients/admin/KafkaAdminClient.java:
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@@ -2184,9 +2177,122 @@ void handleFailure(Throwable throwable) {
completeAllExceptionally(topicFutures.values(), throwable);
}
};
+ return call;
+ }
+
+ @SuppressWarnings("MethodLength")
+ private Map<String, KafkaFuture<TopicDescription>>
handleDescribeTopicsByNamesWithDescribeTopicPartitionsApi(final
Collection<String> topicNames, DescribeTopicsOptions options) {
+ final Map<String, KafkaFutureImpl<TopicDescription>> topicFutures =
new HashMap<>(topicNames.size());
+ final ArrayList<String> topicNamesList = new ArrayList<>();
+ for (String topicName : topicNames) {
+ if (topicNameIsUnrepresentable(topicName)) {
+ KafkaFutureImpl<TopicDescription> future = new
KafkaFutureImpl<>();
+ future.completeExceptionally(new InvalidTopicException("The
given topic name '" +
+ topicName + "' cannot be represented in a request."));
+ topicFutures.put(topicName, future);
+ } else if (!topicFutures.containsKey(topicName)) {
+ topicFutures.put(topicName, new KafkaFutureImpl<>());
+ topicNamesList.add(topicName);
+ }
+ }
+ final long now = time.milliseconds();
+ Call call = new Call("describeTopicPartitions", calcDeadlineMs(now,
options.timeoutMs()),
+ new LeastLoadedNodeProvider()) {
+ Map<String, TopicRequest> pendingTopics =
+ topicNamesList.stream().map(topicName -> new
TopicRequest().setName(topicName))
+ .collect(Collectors.toMap(topicRequest ->
topicRequest.name(), topicRequest -> topicRequest, (t1, t2) -> t1,
TreeMap::new));
+
+ DescribeTopicPartitionsRequestData.Cursor requestCursor = null;
+ TopicDescription partiallyFinishedTopicDescription = null;
+
+ @Override
+ DescribeTopicPartitionsRequest.Builder createRequest(int
timeoutMs) {
+ DescribeTopicPartitionsRequestData request = new
DescribeTopicPartitionsRequestData()
+ .setTopics(new ArrayList<>(pendingTopics.values()))
+
.setResponsePartitionLimit(options.partitionSizeLimitPerResponse());
+ request.setCursor(requestCursor);
+ return new DescribeTopicPartitionsRequest.Builder(request);
+ }
+
+ @Override
+ void handleResponse(AbstractResponse abstractResponse) {
+ DescribeTopicPartitionsResponse response =
(DescribeTopicPartitionsResponse) abstractResponse;
+ DescribeTopicPartitionsResponseData.Cursor responseCursor =
response.data().nextCursor();
+
+ for (DescribeTopicPartitionsResponseTopic topic :
response.data().topics()) {
+ String topicName = topic.name();
+ Errors error = Errors.forCode(topic.errorCode());
+
+ KafkaFutureImpl<TopicDescription> future =
topicFutures.get(topicName);
+ if (error != Errors.NONE) {
+ future.completeExceptionally(error.exception());
+ topicFutures.remove(topicName);
Review Comment:
Yes, we don't need to remove it.
Also added a failure handling test.
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