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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] [Updated] (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:all-tabpanel ]
Ekaterina Dimitrova updated CASSANDRA-14906:
--------------------------------------------
Reviewers: Ekaterina Dimitrova, Ekaterina Dimitrova (was: Ekaterina Dimitrova)
Ekaterina Dimitrova, Ekaterina Dimitrova
Status: Review In Progress (was: Patch Available)
> 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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