[GitHub] [kafka] JoeCqupt commented on a change in pull request #11427: MINOR: fix partition state change error msg

[GitBox <gi...@apache.org>]

JoeCqupt commented on a change in pull request #11427:
URL: https://github.com/apache/kafka/pull/11427#discussion_r737441595



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File path: core/src/main/scala/kafka/controller/PartitionStateMachine.scala
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@@ -269,17 +269,17 @@ class ZkPartitionStateMachine(config: KafkaConfig,
    */
   private def initializeLeaderAndIsrForPartitions(partitions: Seq[TopicPartition]): Seq[TopicPartition] = {
     val successfulInitializations = mutable.Buffer.empty[TopicPartition]
-    val replicasPerPartition = partitions.map(partition => partition -> controllerContext.partitionReplicaAssignment(partition))
+    val replicasPerPartition = partitions.map(partition => partition -> controllerContext.partitionReplicaAssignment(partition)).toMap
     val liveReplicasPerPartition = replicasPerPartition.map { case (partition, replicas) =>
         val liveReplicasForPartition = replicas.filter(replica => controllerContext.isReplicaOnline(replica, partition))
         partition -> liveReplicasForPartition
     }
     val (partitionsWithoutLiveReplicas, partitionsWithLiveReplicas) = liveReplicasPerPartition.partition { case (_, liveReplicas) => liveReplicas.isEmpty }
 
-    partitionsWithoutLiveReplicas.foreach { case (partition, replicas) =>
+    partitionsWithoutLiveReplicas.foreach { case (partition, _) =>
       val failMsg = s"Controller $controllerId epoch ${controllerContext.epoch} encountered error during state change of " +
         s"partition $partition from New to Online, assigned replicas are " +
-        s"[${replicas.mkString(",")}], live brokers are [${controllerContext.liveBrokerIds}]. No assigned " +
+        s"[${replicasPerPartition(partition).mkString(",")}], live brokers are [${controllerContext.liveBrokerIds}]. No assigned " +

Review comment:
       i agree with you. i have modified it




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