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Date: Thu, 1 Oct 2009 15:38:23 -0700 (PDT)
From: "Paul Elschot (JIRA)" <jira@apache.org>
To: java-dev@lucene.apache.org
Subject: [jira] Commented: (LUCENE-1935) Generify PriorityQueue
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    [ https://issues.apache.org/jira/browse/LUCENE-1935?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12761374#action_12761374 ] 

Paul Elschot commented on LUCENE-1935:
--------------------------------------

It was to avoid the performance impact of casting, however I don't remember how big the performance impact was.
I would hope that nowadays the added casts are optimized away by the JIT.


> Generify PriorityQueue
> ----------------------
>
>                 Key: LUCENE-1935
>                 URL: https://issues.apache.org/jira/browse/LUCENE-1935
>             Project: Lucene - Java
>          Issue Type: Task
>          Components: Other
>    Affects Versions: 2.9
>            Reporter: Uwe Schindler
>            Assignee: Uwe Schindler
>             Fix For: 3.0
>
>         Attachments: LUCENE-1935.patch
>
>
> Priority Queue should use generics like all other Java 5 Collection API classes. This very simple, but makes code more readable.

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