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Posted to dev@mina.apache.org by "peter royal (JIRA)" <ji...@apache.org> on 2006/03/08 00:25:58 UTC

[jira] Commented: (DIRMINA-186) ByteBuffer.putString() can loop endlessly with multi-byte UTF-8 characters

    [ http://issues.apache.org/jira/browse/DIRMINA-186?page=comments#action_12369326 ] 

peter royal commented on DIRMINA-186:
-------------------------------------

JIRA is not letting me attach files, give an error from httpd. Files sent to mailing list.

> ByteBuffer.putString() can loop endlessly with multi-byte UTF-8 characters
> --------------------------------------------------------------------------
>
>          Key: DIRMINA-186
>          URL: http://issues.apache.org/jira/browse/DIRMINA-186
>      Project: Directory MINA
>         Type: Bug
>     Versions: 0.9.1
>     Reporter: peter royal
>     Priority: Critical

>
> If the ByteBuffer is sized just-right, attempting to put a multi-byte UTF-8 character will cause the code to loop endlessly.
> Attached is a test that will illustrate the issue, and a patch that first expands by the avgBytePerChar, then maxBytePerChar, then bails, to avoid a hang.

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