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Posted to commits@cassandra.apache.org by "Ekaterina Dimitrova (Jira)" <ji...@apache.org> on 2020/02/27 04:00:00 UTC

[jira] [Commented] (CASSANDRA-14906) FastByteOperations.UnsafeOperations fails to handle read only byte buffers correctly

    [ https://issues.apache.org/jira/browse/CASSANDRA-14906?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17046126#comment-17046126 ] 

Ekaterina Dimitrova commented on CASSANDRA-14906:
-------------------------------------------------

Rebase done but there is a bunch of conflicts to be reconsidered. 

> FastByteOperations.UnsafeOperations fails to handle read only byte buffers correctly
> ------------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-14906
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14906
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Legacy/Core
>            Reporter: Aleksandr Sorokoumov
>            Assignee: Aleksandr Sorokoumov
>            Priority: Low
>             Fix For: 4.x
>
>         Attachments: 14906-dtest.png, 14906-testall.png
>
>
> If a buffer is read only it reports having no array, though it may well be backed by an array. Code in UnsafeOperation works under the impression that a buffer for which hasArray() == false is necessarily a direct buffer. Which is not the case.



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