[SAMZA-1100] Exception when using a stream as both bootstrap and broadcast

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.13.0
• Assignee: Shanthoosh Venkataraman
• Reporter: Xinyu Liu
• Created: 22/Feb/17 23:50
• Updated: 14/Mar/17 21:38
• Resolved: 14/Mar/17 21:38

Description

The following exception is thrown after setting test-system.test-topic to be both broadcast and bootstrap stream:

017-02-22 20:20:45 SamzaContainer [ERROR] Caught exception in process loop.
java.util.NoSuchElementException: key not found: SystemStream [system=test-system, stream=test-topic]
at scala.collection.MapLike$class.default(MapLike.scala:228)
at scala.collection.AbstractMap.default(Map.scala:58)
at scala.collection.MapLike$class.apply(MapLike.scala:141)
at scala.collection.AbstractMap.apply(Map.scala:58)
at org.apache.samza.system.chooser.BootstrappingChooser.checkOffset(BootstrappingChooser.scala:249)
at org.apache.samza.system.chooser.BootstrappingChooser.register(BootstrappingChooser.scala:127)
at org.apache.samza.system.chooser.DefaultChooser.register(DefaultChooser.scala:289)
at org.apache.samza.system.SystemConsumers.register(SystemConsumers.scala:209)
at org.apache.samza.container.TaskInstance$$anonfun$registerConsumers$2.apply(TaskInstance.scala:134)
at org.apache.samza.container.TaskInstance$$anonfun$registerConsumers$2.apply(TaskInstance.scala:131)
at scala.collection.immutable.HashSet$HashSet1.foreach(HashSet.scala:153)
at scala.collection.immutable.HashSet$HashTrieSet.foreach(HashSet.scala:306)
at scala.collection.immutable.HashSet$HashTrieSet.foreach(HashSet.scala:306)
at org.apache.samza.container.TaskInstance.registerConsumers(TaskInstance.scala:131)
at org.apache.samza.container.SamzaContainer$$anonfun$startConsumers$2.apply(SamzaContainer.scala:823)
at org.apache.samza.container.SamzaContainer$$anonfun$startConsumers$2.apply(SamzaContainer.scala:823)
at scala.collection.Iterator$class.foreach(Iterator.scala:727)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
at scala.collection.MapLike$DefaultValuesIterable.foreach(MapLike.scala:206)
at org.apache.samza.container.SamzaContainer.startConsumers(SamzaContainer.scala:823)
at org.apache.samza.container.SamzaContainer.run(SamzaContainer.scala:687)
at org.apache.samza.container.SamzaContainer$.safeMain(SamzaContainer.scala:109)
at org.apache.samza.container.SamzaContainer$.main(SamzaContainer.scala:83)
at org.apache.samza.container.SamzaContainer.main(SamzaContainer.scala)
2017-02-22 20:20:45 SamzaContainer [INFO] Shutting down.

Issue Links

• links to: GitHub Pull Request #68