mumrah commented on code in PR #15470:
URL: https://github.com/apache/kafka/pull/15470#discussion_r1551680241


##########
clients/src/main/java/org/apache/kafka/clients/admin/KafkaAdminClient.java:
##########
@@ -2185,9 +2185,157 @@ void handleFailure(Throwable throwable) {
                 completeAllExceptionally(topicFutures.values(), throwable);
             }
         };
-        if (!topicNamesList.isEmpty()) {
-            runnable.call(call, now);
+    }
+
+    Call generateDescribeTopicsCallWithDescribeTopicPartitionsApi(
+        List<String> topicNamesList,
+        Map<String, KafkaFutureImpl<TopicDescription>> topicFutures,
+        Map<Integer, Node> nodes,
+        DescribeTopicsOptions options,
+        long now
+    ) {
+        Map<String, TopicRequest> topicsRequests = new LinkedHashMap<>();
+        topicNamesList.stream().sorted().forEach(topic -> {
+            topicsRequests.put(topic, new TopicRequest().setName(topic));
+        });
+        return new Call("describeTopicPartitions", calcDeadlineMs(now, 
options.timeoutMs()),
+            new LeastLoadedNodeProvider()) {
+            Map<String, TopicRequest> pendingTopics = topicsRequests;

Review Comment:
   Why do we need this inner assignment? Can we make `topicsRequest` final in 
the outer scope?



##########
clients/src/main/java/org/apache/kafka/clients/admin/DescribeTopicsOptions.java:
##########
@@ -47,8 +49,32 @@ public DescribeTopicsOptions 
includeAuthorizedOperations(boolean includeAuthoriz
         return this;
     }
 
+    /**
+     * Whether to use the DescribeTopicPartitions API. It should be set to 
false if DescribeTopicPartitions API is
+     * not supported.
+     *
+     */
+    public DescribeTopicsOptions useDescribeTopicPartitionsApi(boolean 
useDescribeTopicPartitionsApi) {
+        this.useDescribeTopicPartitionsApi = useDescribeTopicPartitionsApi;
+        return this;
+    }
+
+    // Note that, partitionSizeLimitPerResponse will not be effective if it is 
larger than the config
+    // max.request.partition.size.limit on the server side.

Review Comment:
   @CalvinConfluent can you open a ticket for this so we don't forget about it?



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