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From "Uwe Schindler (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (LUCENE-4162) MathUtil is publiuc and checks parameter only with assert. Incorrect usage can easily lead to endless loop
Date Thu, 21 Jun 2012 16:51:42 GMT

     [ https://issues.apache.org/jira/browse/LUCENE-4162?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Uwe Schindler resolved LUCENE-4162.
-----------------------------------

    Resolution: Fixed

Committed trunk revision: 1352609
Committed 4.x revision: 1352613
                
> MathUtil is publiuc and checks parameter only with assert. Incorrect usage can easily
lead to endless loop
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: LUCENE-4162
>                 URL: https://issues.apache.org/jira/browse/LUCENE-4162
>             Project: Lucene - Java
>          Issue Type: Bug
>          Components: core/other
>    Affects Versions: 4.0, 5.0
>            Reporter: Uwe Schindler
>            Assignee: Uwe Schindler
>            Priority: Critical
>             Fix For: 4.0, 5.0
>
>         Attachments: LUCENE-4162.patch
>
>
> We should check the 2 parameters carefully before entering the loop. Those checks here
cost nothing.
> Otherwise this class must be hidden, we should not offer any public method to the users
that can loop infinite without parameter checking.

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