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https://issues.apache.org/jira/browse/IO-783?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gary D. Gregory resolved IO-783.
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Resolution: Information Provided
> Fetching file extension using FilenameUtils.getExtension method throws error
> in windows machine
> -----------------------------------------------------------------------------------------------
>
> Key: IO-783
> URL: https://issues.apache.org/jira/browse/IO-783
> Project: Commons IO
> Issue Type: Bug
> Components: Utilities
> Affects Versions: 2.7, 2.8.0, 2.9.0, 2.10.0, 2.11.0
> Environment: Run the below line of code in windows environment.
> String fileName = FilenameUtils.getExtension("Top of Information
> Store\\Archive\\Informational-severity alert: eDiscovery search started or
> exported.msg");
> System.out.println(fileName);
>
> We are getting the error,
> Exception in thread "main" java.lang.IllegalArgumentException: NTFS ADS
> separator (':') in file name is forbidden.
> at
> org.apache.commons.io.FilenameUtils.indexOfExtension(FilenameUtils.java:737)
> at
> org.apache.commons.io.FilenameUtils.getExtension(FilenameUtils.java:1057)
> Reporter: Samraj
> Priority: Blocker
>
> Hi Team,
> I am using FilenameUtils.getExtension method to get the file extension from
> the file path ( Available as string). Due to one of the bug fix happen after
> 2.7 breaks the code.
> Run the below line of code in windows environment.
> String fileName = FilenameUtils.getExtension("Top of Information
> Store\\Archive
> Informational-severity alert: eDiscovery search started or exported.msg");
> System.out.println(fileName);
>
> We are getting the error,
> Exception in thread "main" java.lang.IllegalArgumentException: NTFS ADS
> separator (':') in file name is forbidden.
> at
> org.apache.commons.io.FilenameUtils.indexOfExtension(FilenameUtils.java:737)
> at
> org.apache.commons.io.FilenameUtils.getExtension(FilenameUtils.java:1057)
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