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Posted to mapreduce-issues@hadoop.apache.org by "John Doe (Jira)" <ji...@apache.org> on 2025/11/04 07:13:00 UTC

[jira] [Updated] (MAPREDUCE-7510) Use before initialization in TaskAttemptListenerImpl

     [ https://issues.apache.org/jira/browse/MAPREDUCE-7510?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

John Doe updated MAPREDUCE-7510:
--------------------------------
    Attachment: TestViolation.java

> Use before initialization in TaskAttemptListenerImpl
> ----------------------------------------------------
>
>                 Key: MAPREDUCE-7510
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-7510
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 3.4.1
>            Reporter: John Doe
>            Priority: Major
>         Attachments: TestViolation.java
>
>
> Instance variables in TaskAttemptListenerImpl can be accessed before initialization if the initialization function is delayed, and cause null pointer exceptions.



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