[jira] [Updated] (MAHOUT-1186) OpenKeyTypeObjectHashMap#clear() has been broken forever.

["Jake Mannix (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/MAHOUT-1186?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jake Mannix updated MAHOUT-1186:
--------------------------------

    Attachment: MAHOUT-1186.diff

Unit test in this patch *fails* on trunk.  Passes with the fix.
                
> OpenKeyTypeObjectHashMap#clear() has been broken forever.
> ---------------------------------------------------------
>
>                 Key: MAHOUT-1186
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-1186
>             Project: Mahout
>          Issue Type: Bug
>    Affects Versions: 0.3, collections-1.0
>            Reporter: Andy Schlaikjer
>            Assignee: Jake Mannix
>             Fix For: 0.8
>
>         Attachments: MAHOUT-1186.diff
>
>
> Arrays.clear(array, 0, array.length - 1, FREE);
> Means that the last entry in the array is *not* FREE, and hence arrays.clear only *sometimes* empties the array, and hence only *sometimes* clears out all of the entries in the map.  Other times, it leaves one element behind. :(

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