rajinisivaram commented on a change in pull request #10962:
URL: https://github.com/apache/kafka/pull/10962#discussion_r664804113
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File path:
clients/src/main/java/org/apache/kafka/common/requests/OffsetFetchRequest.java
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@@ -174,6 +315,28 @@ public boolean isAllPartitions() {
return data.topics() == ALL_TOPIC_PARTITIONS;
}
+ public boolean isAllPartitionsForGroup(String groupId) {
+ OffsetFetchRequestGroup group = data
+ .groupIds()
+ .stream()
+ .filter(g -> g.groupId().equals(groupId))
+ .collect(toSingleton());
Review comment:
The helper method `toSingleton()` throws IllegalStateException if the
list size is greater than one. If a request contains the same group twice, it
can appear twice in the list.
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