zhaohaidao commented on a change in pull request #8550:
URL: https://github.com/apache/kafka/pull/8550#discussion_r418816470
##########
File path:
streams/src/main/java/org/apache/kafka/streams/processor/internals/InternalTopologyBuilder.java
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@@ -633,6 +634,43 @@ public final void copartitionSources(final
Collection<String> sourceNodes) {
copartitionSourceGroups.add(Collections.unmodifiableSet(new
HashSet<>(sourceNodes)));
}
+ public void validateCopartition() {
+ final List<Set<String>> copartitionGroups =
+ copartitionSourceGroups
+ .stream()
+ .map(sourceGroup -> sourceGroup
+ .stream()
+ .flatMap(node ->
nodeToSourceTopics.get(node).stream())
+ .collect(Collectors.toSet())
+ ).collect(Collectors.toList());
+ for (final Set<String> copartition : copartitionGroups) {
+ final Map<String, Integer> topicPartNum = new HashMap<>();
+ copartition.forEach(topic -> {
+ final InternalTopicProperties prop =
internalTopicNamesWithProperties.get(topic);
+ if (prop != null && prop.getNumberOfPartitions().isPresent()) {
+ topicPartNum.put(topic,
prop.getNumberOfPartitions().get());
+ }
+ });
+ internalTopicNamesWithProperties.forEach((topic, prop) -> {
+ if (copartition.contains(topic) &&
prop.getNumberOfPartitions().isPresent()) {
+ topicPartNum.put(topic,
prop.getNumberOfPartitions().get());
Review comment:
Sorry, this is the side effects of unreasonable rebase operation.
I have removed this redundant part
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