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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (KAFKA-3940) Log should check the return value of dir.mkdirs()
Date Thu, 14 Jul 2016 19:13:20 GMT

    [ https://issues.apache.org/jira/browse/KAFKA-3940?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15378157#comment-15378157
] 

ASF GitHub Bot commented on KAFKA-3940:
---------------------------------------

Github user jimjag closed the pull request at:

    https://github.com/apache/kafka/pull/1620


> Log should check the return value of dir.mkdirs()
> -------------------------------------------------
>
>                 Key: KAFKA-3940
>                 URL: https://issues.apache.org/jira/browse/KAFKA-3940
>             Project: Kafka
>          Issue Type: Bug
>          Components: log
>    Affects Versions: 0.10.0.0
>            Reporter: Jun Rao
>            Assignee: Ishita Mandhan
>              Labels: newbie
>
> In Log.loadSegments(), we call dir.mkdirs() w/o checking the return value and just assume
the directory will exist after the call. However, if the directory can't be created (e.g.
due to no space), we will hit NullPointerException in the next statement, which will be confusing.
>    for(file <- dir.listFiles if file.isFile) {



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