[jira] Updated: (CASSANDRA-602) bytesToHex broken for small byte values

["Stu Hood (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CASSANDRA-602?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Stu Hood updated CASSANDRA-602:
-------------------------------

    Attachment: fb-bytestohex.diff

Patch adding a more complete testcase and a fix.

> bytesToHex broken for small byte values
> ---------------------------------------
>
>                 Key: CASSANDRA-602
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-602
>             Project: Cassandra
>          Issue Type: Bug
>    Affects Versions: 0.3, 0.4, 0.5
>            Reporter: Stu Hood
>            Assignee: Stu Hood
>            Priority: Blocker
>             Fix For: 0.5
>
>         Attachments: fb-bytestohex.diff
>
>
> FBUtilities.bytesToHex uses Integer.toHexString, which does not zero-pad its output. We then assert in hexToBytes that each byte string is 2 characters long.
> The assertion will occasionally fail, but oftentimes, we simple end up with a different byte value than we started with.

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