tinaselenge commented on code in PR #13373: URL: https://github.com/apache/kafka/pull/13373#discussion_r1144967498
########## connect/mirror/src/main/java/org/apache/kafka/connect/mirror/MirrorSourceConnector.java: ########## @@ -540,10 +601,13 @@ Map<String, Config> describeTopicConfigs(Set<String> topics) Config targetConfig(Config sourceConfig) { List<ConfigEntry> entries = sourceConfig.entries().stream() - .filter(x -> !x.isDefault() && !x.isReadOnly() && !x.isSensitive()) - .filter(x -> x.source() != ConfigEntry.ConfigSource.STATIC_BROKER_CONFIG) - .filter(x -> shouldReplicateTopicConfigurationProperty(x.name())) - .collect(Collectors.toList()); + .filter(x -> (!useIncrementalAlterConfigs.equals(MirrorSourceConfig.NEVER_USE_INCREMENTAL_ALTER_CONFIG) + || (x.isDefault() && shouldReplicateSourceDefault(x.name()))) + || (!x.isDefault() && useIncrementalAlterConfigs.equals(MirrorSourceConfig.NEVER_USE_INCREMENTAL_ALTER_CONFIG))) + .filter(x -> !x.isReadOnly() && !x.isSensitive()) + .filter(x -> x.source() != ConfigEntry.ConfigSource.STATIC_BROKER_CONFIG) + .filter(x -> shouldReplicateTopicConfigurationProperty(x.name())) Review Comment: I'm not quite if I understand this comment. Would you mind elaborating on why you think shouldReplicateTopicConfigurationProperty is double checking the default values? My understanding from the KIP was that this function should determine whether to replicate the config regardless of what values(default or not) it has. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org