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https://issues.apache.org/jira/browse/KAFKA-2117?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14492539#comment-14492539
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Guozhang Wang commented on KAFKA-2117:
--------------------------------------
Created reviewboard https://reviews.apache.org/r/33135/diff/
against branch origin/trunk
> OffsetManager uses incorrect field for metadata
> -----------------------------------------------
>
> Key: KAFKA-2117
> URL: https://issues.apache.org/jira/browse/KAFKA-2117
> Project: Kafka
> Issue Type: Bug
> Components: core
> Affects Versions: 0.8.3
> Reporter: Jun Rao
> Attachments: KAFKA-2117.patch
>
>
> java.lang.ClassCastException: java.lang.Long cannot be cast to
> java.lang.String
> at
> kafka.server.OffsetManager$.kafka$server$OffsetManager$$readMessageValue(OffsetManager.scala:576)
> at
> kafka.server.OffsetManager$$anonfun$kafka$server$OffsetManager$$loadOffsets$1$2.apply(OffsetManager.scala:388)
> at
> kafka.server.OffsetManager$$anonfun$kafka$server$OffsetManager$$loadOffsets$1$2.apply(OffsetManager.scala:377)
> at scala.collection.Iterator$class.foreach(Iterator.scala:727)
> at kafka.utils.IteratorTemplate.foreach(IteratorTemplate.scala:32)
> at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
> at kafka.message.MessageSet.foreach(MessageSet.scala:67)
> at
> kafka.server.OffsetManager.kafka$server$OffsetManager$$loadOffsets$1(OffsetManager.scala:377)
> at
> kafka.server.OffsetManager$$anonfun$loadOffsetsFromLog$1.apply$mcV$sp(OffsetManager.scala:358)
> at
> Saw the following exception.
> kafka.utils.KafkaScheduler$$anonfun$1.apply$mcV$sp(KafkaScheduler.scala:108)
> at kafka.utils.CoreUtils$$anon$1.run(CoreUtils.scala:60)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:744)
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