Jason Gustafson created KAFKA-9293:
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Summary: NPE in DumpLogSegments with --offsets-decoder
Key: KAFKA-9293
URL: https://issues.apache.org/jira/browse/KAFKA-9293
Project: Kafka
Issue Type: Bug
Reporter: Jason Gustafson
Assignee: Jason Gustafson
{code}
at org.apache.kafka.common.utils.Utils.toArray(Utils.java:230)
at
kafka.tools.DumpLogSegments$OffsetsMessageParser.$anonfun$parseGroupMetadata$2(DumpLogSegments.scala:287)
at
kafka.tools.DumpLogSegments$OffsetsMessageParser.parseGroupMetadata(DumpLogSegments.scala:284)
at
kafka.tools.DumpLogSegments$OffsetsMessageParser.parse(DumpLogSegments.scala:317)
at
kafka.tools.DumpLogSegments$.$anonfun$dumpLog$2(DumpLogSegments.scala:372)
at
kafka.tools.DumpLogSegments$.$anonfun$dumpLog$2$adapted(DumpLogSegments.scala:343)
at scala.collection.Iterator.foreach(Iterator.scala:941)
at scala.collection.Iterator.foreach$(Iterator.scala:941)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1429)
at scala.collection.IterableLike.foreach(IterableLike.scala:74)
at scala.collection.IterableLike.foreach$(IterableLike.scala:73)
at scala.collection.AbstractIterable.foreach(Iterable.scala:56)
at
kafka.tools.DumpLogSegments$.$anonfun$dumpLog$1(DumpLogSegments.scala:343)
at
kafka.tools.DumpLogSegments$.$anonfun$dumpLog$1$adapted(DumpLogSegments.scala:340)
at scala.collection.Iterator.foreach(Iterator.scala:941)
at scala.collection.Iterator.foreach$(Iterator.scala:941)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1429)
at scala.collection.IterableLike.foreach(IterableLike.scala:74)
at scala.collection.IterableLike.foreach$(IterableLike.scala:73)
at scala.collection.AbstractIterable.foreach(Iterable.scala:56)
at kafka.tools.DumpLogSegments$.dumpLog(DumpLogSegments.scala:340)
at
kafka.tools.DumpLogSegments$.$anonfun$main$1(DumpLogSegments.scala:60)
at kafka.tools.DumpLogSegments$.main(DumpLogSegments.scala:51)
at kafka.tools.DumpLogSegments.main(DumpLogSegments.scala)
{code}
The problem is that "userData" is nullable, but the dump log tool doesn't check
for null.
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