[GitHub] [kafka] dajac commented on a change in pull request #10760: KAFKA-12541 Extend ListOffset to fetch offset with max timestamp

[GitBox]

dajac commented on a change in pull request #10760:
URL: https://github.com/apache/kafka/pull/10760#discussion_r640544984



##########
File path: 
clients/src/main/java/org/apache/kafka/clients/admin/KafkaAdminClient.java
##########
@@ -4225,76 +4232,84 @@ public ListOffsetsResult 
listOffsets(Map<TopicPartition, OffsetSpec> topicPartit
             }
         }
 
-        for (final Map.Entry<Node, Map<String, ListOffsetsTopic>> entry : 
leaders.entrySet()) {
-            final int brokerId = entry.getKey().id();
+        for (final Map.Entry<Node, Map<ListOffsetRequestVersion, Map<String, 
ListOffsetsTopic>>> versionedEntry : leaders.entrySet()) {
+            for (final Map.Entry<ListOffsetRequestVersion, Map<String, 
ListOffsetsTopic>> entry : versionedEntry.getValue().entrySet()) {
+                final int brokerId = versionedEntry.getKey().id();
 
-            calls.add(new Call("listOffsets on broker " + brokerId, 
context.deadline(), new ConstantNodeIdProvider(brokerId)) {
+                calls.add(new Call("listOffsets on broker " + brokerId, 
context.deadline(), new ConstantNodeIdProvider(brokerId)) {
 
-                final List<ListOffsetsTopic> partitionsToQuery = new 
ArrayList<>(entry.getValue().values());
+                    final List<ListOffsetsTopic> partitionsToQuery = new 
ArrayList<>(entry.getValue().values());
 
-                @Override
-                ListOffsetsRequest.Builder createRequest(int timeoutMs) {
-                    return ListOffsetsRequest.Builder
+                    @Override
+                    ListOffsetsRequest.Builder createRequest(int timeoutMs) {
+                        ListOffsetRequestVersion requestVersion = 
entry.getKey();
+                        if (requestVersion == 
ListOffsetRequestVersion.V7AndAbove) {
+                            return ListOffsetsRequest.Builder
+                                
.forMaxTimestamp(context.options().isolationLevel())
+                                .setTargetTimes(partitionsToQuery);
+                        }

Review comment:
       Oh... I see. So you are saying that if we have two specs for a given 
leader, say one with MAX_TIMESTAMP and another one with EARLIEST_TIMESTAMP, we 
send two separate requests to that leader, right?




-- 
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.

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org