Description
If no topics are sent in a TopicMetadataRequest, `readFrom` throws an exception when trying to get the the head of the topic list for a debug statement.
java.util.NoSuchElementException: head of empty list
at scala.collection.immutable.Nil$.head(List.scala:386)
at scala.collection.immutable.Nil$.head(List.scala:383)
at kafka.api.TopicMetadataRequest$$anonfun$readFrom$2.apply(TopicMetadataRequest.scala:43)
at kafka.api.TopicMetadataRequest$$anonfun$readFrom$2.apply(TopicMetadataRequest.scala:43)
at kafka.utils.Logging$class.debug(Logging.scala:51)
at kafka.api.TopicMetadataRequest$.debug(TopicMetadataRequest.scala:25)
at kafka.api.TopicMetadataRequest$.readFrom(TopicMetadataRequest.scala:43)
at kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:37)
at kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:37)
at kafka.network.RequestChannel$Request.<init>(RequestChannel.scala:47)
at kafka.network.Processor.read(SocketServer.scala:320)
at kafka.network.Processor.run(SocketServer.scala:231)
at java.lang.Thread.run(Thread.java:680)
Attachments
Attachments
Issue Links
- contains
-
KAFKA-653 Allow getTopicMetadata to get metadata for all topics
- Closed