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Posted to issues@ignite.apache.org by "Vladimir Ozerov (JIRA)" <ji...@apache.org> on 2016/09/23 15:29:20 UTC

[jira] [Closed] (IGNITE-3928) Hadoop: Print warning if Hadoop is found in classpath of parent classloader.

     [ https://issues.apache.org/jira/browse/IGNITE-3928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vladimir Ozerov closed IGNITE-3928.
-----------------------------------

> Hadoop: Print warning if Hadoop is found in classpath of parent classloader.
> ----------------------------------------------------------------------------
>
>                 Key: IGNITE-3928
>                 URL: https://issues.apache.org/jira/browse/IGNITE-3928
>             Project: Ignite
>          Issue Type: Sub-task
>          Components: hadoop
>    Affects Versions: 1.7
>            Reporter: Vladimir Ozerov
>            Assignee: Vladimir Ozerov
>             Fix For: 1.8
>
>
> Normally parent classloader should not have Hadoop in classpath. Otherwise we may end up in JAR hell situation.
> We need to probe parent classloader for Hadoop and print a warning if Hadoop is likely to be in the classpath. E.g. we can probe for {{FileSystem}} or {{Configuration}} class.



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