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From "BELUGA BEHR (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (COMPRESS-233) Microbenchmarking TarBuffer#isEOFRecord
Date Mon, 08 Jul 2013 01:40:46 GMT

     [ https://issues.apache.org/jira/browse/COMPRESS-233?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

BELUGA BEHR updated COMPRESS-233:
---------------------------------

    Attachment: TarBuffer.java.patch
    
> Microbenchmarking TarBuffer#isEOFRecord
> ---------------------------------------
>
>                 Key: COMPRESS-233
>                 URL: https://issues.apache.org/jira/browse/COMPRESS-233
>             Project: Commons Compress
>          Issue Type: Improvement
>            Reporter: BELUGA BEHR
>            Priority: Minor
>         Attachments: TarBuffer.java.patch
>
>
> It's possible to speed up the regular checking of isEOFRecord by creating a buffer that
is all zeros then using the Java primitive Arrays.equals function.  My bench-marking puts
it at roughly 1/3 the time per check

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