[jira] [Closed] (TINKERPOP3-843) Misspecified HADOOP_GREMLIN_LIBS generates NullPointerException

["Marko A. Rodriguez (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/TINKERPOP3-843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Marko A. Rodriguez closed TINKERPOP3-843.
-----------------------------------------
    Resolution: Fixed

This is complete. [~dkuppitz] If you want to continue our discussion on those lines of code that do not pertain specifically to the {{NullPointerException}}, I am here to serve your intellectual needs. Ping me anytime, day or night!

> Misspecified HADOOP_GREMLIN_LIBS generates NullPointerException
> ---------------------------------------------------------------
>
>                 Key: TINKERPOP3-843
>                 URL: https://issues.apache.org/jira/browse/TINKERPOP3-843
>             Project: TinkerPop 3
>          Issue Type: Bug
>          Components: hadoop
>    Affects Versions: 3.0.1-incubating
>         Environment: Linux, gremlin shell
>            Reporter: David Robinson
>            Assignee: Marko A. Rodriguez
>             Fix For: 3.1.0-incubating
>
>
> If HADOOP_GREMLIN_LIBS is specified incorrectly, for example listing jar files and not directories, the code generates the following error:
> Caused by: java.lang.NullPointerException
> 	at java.util.Arrays.stream(Arrays.java:5004)
> 	at java.util.stream.Stream.of(Stream.java:1000)
> 	at org.apache.tinkerpop.gremlin.hadoop.process.computer.giraph.GiraphGraphComputer.loadJars(GiraphGraphComputer.java:197)
> 	at org.apache.tinkerpop.gremlin.hadoop.process.computer.giraph.GiraphGraphComputer.lambda$submit$41(GiraphGraphComputer.java:101)



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