jlprat commented on a change in pull request #10840:
URL: https://github.com/apache/kafka/pull/10840#discussion_r657131881
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File path: streams/src/main/java/org/apache/kafka/streams/KafkaStreams.java
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@@ -1458,8 +1457,30 @@ public void cleanUp() {
* Note: this is a point in time view and it may change due to partition
reassignment.
*
* @return {@link StreamsMetadata} for each {@code KafkaStreams} instances
of this application
+ * @deprecated since 3.0.0 use {@link KafkaStreams#allRunningMetadata}
*/
- public Collection<StreamsMetadata> allMetadata() {
+ @Deprecated
+ public Collection<org.apache.kafka.streams.state.StreamsMetadata>
allMetadata() {
+ validateIsRunningOrRebalancing();
+ return
streamsMetadataState.getAllMetadata().stream().map(streamsMetadata ->
+ new
org.apache.kafka.streams.state.StreamsMetadata(streamsMetadata.hostInfo(),
+ streamsMetadata.stateStoreNames(),
+ streamsMetadata.topicPartitions(),
+ streamsMetadata.standbyStateStoreNames(),
+ streamsMetadata.standbyTopicPartitions()))
+ .collect(Collectors.toSet());
+ }
+
+ /**
+ * Find all currently running {@code KafkaStreams} instances (potentially
remotely) that use the same
+ * {@link StreamsConfig#APPLICATION_ID_CONFIG application ID} as this
instance (i.e., all instances that belong to
+ * the same Kafka Streams application) and return {@link StreamsMetadata}
for each discovered instance.
+ * <p>
+ * Note: this is a point in time view and it may change due to partition
reassignment.
+ *
+ * @return {@link StreamsMetadata} for each {@code KafkaStreams} instances
of this application
+ */
+ public Collection<StreamsMetadata> allRunningMetadata() {
Review comment:
I decided to for for the pattern xxxForxxx to keep consistency among
different changes.
It is now `metadataForAllStreamsClients` but happy to change if anyone has
reasons against it.
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