(kafka) branch trunk updated: KAFKA-19193: add Javadoc for rack-aware params in BuiltInPartitioner (#22432)

[viktor]

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viktorsomogyi pushed a commit to branch trunk
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The following commit(s) were added to refs/heads/trunk by this push:
     new fc18c47efd6 KAFKA-19193: add Javadoc for rack-aware params in 
BuiltInPartitioner (#22432)
fc18c47efd6 is described below

commit fc18c47efd6f8d8d2de19d1f46e64c901d35a329
Author: Ivan Yurchenko <i...@ivanyu.me>
AuthorDate: Wed Jun 24 10:11:27 2026 +0200

    KAFKA-19193: add Javadoc for rack-aware params in BuiltInPartitioner 
(#22432)
    
    As a follow-up to comments in https://github.com/apache/kafka/pull/19850
    
    Reviewers: Viktor Somogyi-Vass <viktorsomo...@gmail.com>
---
 .../apache/kafka/clients/producer/internals/BuiltInPartitioner.java    | 3 +++
 1 file changed, 3 insertions(+)

diff --git 
a/clients/src/main/java/org/apache/kafka/clients/producer/internals/BuiltInPartitioner.java
 
b/clients/src/main/java/org/apache/kafka/clients/producer/internals/BuiltInPartitioner.java
index 21d715af662..280f01224dd 100644
--- 
a/clients/src/main/java/org/apache/kafka/clients/producer/internals/BuiltInPartitioner.java
+++ 
b/clients/src/main/java/org/apache/kafka/clients/producer/internals/BuiltInPartitioner.java
@@ -53,6 +53,9 @@ public class BuiltInPartitioner {
      *
      * @param topic The topic
      * @param stickyBatchSize How much to produce to partition before switch
+     * @param rackAware Whether the partitioner is rack-aware,
+     *                  i.e. prioritizes partitions whose leaders are in the 
same rack as the producer
+     * @param rack The rack of the producer (needed for the rack-aware mode)
      */
     public BuiltInPartitioner(LogContext logContext, String topic, int 
stickyBatchSize, boolean rackAware, String rack) {
         this.log = logContext.logger(BuiltInPartitioner.class);