[jira] [Updated] (AVRO-607) SpecificData.getSchema not thread-safe

["Ryan Blue (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AVRO-607?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ryan Blue updated AVRO-607:
---------------------------
    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

I committed the patch that uses Guava's cache. Thanks for this contribution, [~Andrius Driu]!

> SpecificData.getSchema not thread-safe
> --------------------------------------
>
>                 Key: AVRO-607
>                 URL: https://issues.apache.org/jira/browse/AVRO-607
>             Project: Avro
>          Issue Type: Bug
>          Components: java
>    Affects Versions: 1.3.3, 1.8.1
>            Reporter: Stephen Tu
>            Assignee: Andrius Druzinis-Vitkus
>            Priority: Blocker
>              Labels: newbie, patch
>             Fix For: 1.8.2
>
>         Attachments: 0001-AVRO-607-Changed-SpecificData.getSchema-to-use-a-thr.patch, AVRO-607.patch, AVRO-607.patch
>
>
> SpecificData.getSchema uses a WeakHashMap to cache schemas, but WeakHashMap is not thread-safe, and the method itself is not synchronized. Seems like this could lead to the data structure getting corrupted. 



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