[jira] [Updated] (IO-293) Reduce memory consumption when reading file into byte[]

["Daniel Stucky (Updated) (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/IO-293?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daniel Stucky updated IO-293:
-----------------------------

    Attachment: FileUtils.patch

patch for org.apache.commons.io.FileUtils#readFileToByteArray(File file)
                
> Reduce memory consumption when reading file into byte[]
> -------------------------------------------------------
>
>                 Key: IO-293
>                 URL: https://issues.apache.org/jira/browse/IO-293
>             Project: Commons IO
>          Issue Type: Improvement
>          Components: Utilities
>    Affects Versions: 2.1
>            Reporter: Daniel Stucky
>         Attachments: FileUtils.patch
>
>
> Improvement for org.apache.commons.io.FileUtils method 
> public static byte[] readFileToByteArray(File file):
> The old implementations used twice the amount of memory than was actually needed to read a file content into a byte[].
> E.g. to read a 1GB file 2GB of heap space where needed.

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