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Posted to dev@mahout.apache.org by "Dmitriy Lyubimov (JIRA)" <ji...@apache.org> on 2015/06/08 23:00:01 UTC

[jira] [Updated] (MAHOUT-1716) Scala logging style

     [ https://issues.apache.org/jira/browse/MAHOUT-1716?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dmitriy Lyubimov updated MAHOUT-1716:
-------------------------------------
    Status: Patch Available  (was: Open)

> Scala logging style
> -------------------
>
>                 Key: MAHOUT-1716
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-1716
>             Project: Mahout
>          Issue Type: Improvement
>            Reporter: Dmitriy Lyubimov
>            Assignee: Dmitriy Lyubimov
>             Fix For: 0.10.2
>
>
> Enable concise logging e.g. 
> trace(s"blha blah $variable") and 
> traceDo { 
>  ...
> }
> note that since parameter has really late binding type (message : => String), the debug string is never computed unless the proper debug level is enabled.
> PR https://github.com/apache/mahout/pull/135



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