[jira] [Resolved] (SAMZA-57) Fix potential NPE in SerializedKeyValueStore

["Chris Riccomini (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SAMZA-57?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Chris Riccomini resolved SAMZA-57.
----------------------------------

    Resolution: Fixed

Committed.

> Fix potential NPE in SerializedKeyValueStore
> --------------------------------------------
>
>                 Key: SAMZA-57
>                 URL: https://issues.apache.org/jira/browse/SAMZA-57
>             Project: Samza
>          Issue Type: Bug
>          Components: container
>    Affects Versions: 0.6.0
>            Reporter: Chris Riccomini
>            Assignee: Chris Riccomini
>             Fix For: 0.7.0
>
>         Attachments: SAMZA-57.0.patch, SAMZA-57.1.patch
>
>
> The KV store occasionally triggers an NPE when deleting values. This is a snippet of the stack trace:
> {noformat}
> java.lang.NullPointerException
> 	at scala.collection.mutable.ArrayOps$ofByte.length(ArrayOps.scala:127)
> 	at scala.collection.SeqLike$class.size(SeqLike.scala:100)
> 	at scala.collection.mutable.ArrayOps.size(ArrayOps.scala:38)
> 	at org.apache.samza.storage.kv.SerializedKeyValueStore.putAll(SerializedKeyValueStore.scala:66)
> ....
> {noformat}



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