(kafka) branch trunk updated: KAFKA-18425 Remove OffsetTrackingListener (#18443)

[chia7712]

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chia7712 pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/kafka.git


The following commit(s) were added to refs/heads/trunk by this push:
     new aa22676c483 KAFKA-18425 Remove OffsetTrackingListener (#18443)
aa22676c483 is described below

commit aa22676c483e2e6164bd6cb67539d0a5eb30a216
Author: TengYao Chi <kiting...@gmail.com>
AuthorDate: Thu Jan 9 00:18:49 2025 +0800

    KAFKA-18425 Remove OffsetTrackingListener (#18443)
    
    Reviewers: Chia-Ping Tsai <chia7...@gmail.com>
---
 .../server/metadata/OffsetTrackingListener.scala   | 48 ----------------------
 1 file changed, 48 deletions(-)

diff --git 
a/core/src/main/scala/kafka/server/metadata/OffsetTrackingListener.scala 
b/core/src/main/scala/kafka/server/metadata/OffsetTrackingListener.scala
deleted file mode 100644
index fb6213fb99f..00000000000
--- a/core/src/main/scala/kafka/server/metadata/OffsetTrackingListener.scala
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package kafka.server.metadata
-
-import org.apache.kafka.raft.{BatchReader, RaftClient}
-import org.apache.kafka.server.common.ApiMessageAndVersion
-import org.apache.kafka.snapshot.SnapshotReader
-
-/**
- *  A simple Raft listener that only keeps track of the highest offset seen. 
Used for registration of ZK
- *  brokers with the KRaft controller during a KIP-866 migration.
- */
-class OffsetTrackingListener extends RaftClient.Listener[ApiMessageAndVersion] 
{
-  @volatile private var _highestOffset = 0L
-
-  def highestOffset: Long = _highestOffset
-
-  override def handleCommit(reader: BatchReader[ApiMessageAndVersion]): Unit = 
{
-    reader.lastOffset()
-    var index = 0
-    while (reader.hasNext) {
-      index += 1
-      reader.next()
-    }
-    _highestOffset = reader.lastOffset().orElse(reader.baseOffset() + index)
-    reader.close()
-  }
-
-  override def handleLoadSnapshot(reader: 
SnapshotReader[ApiMessageAndVersion]): Unit = {
-    _highestOffset = reader.lastContainedLogOffset()
-    reader.close()
-  }
-}