[IO-783] Fetching file extension using FilenameUtils.getExtension method throws error in windows machine

• Type: Bug
• Status: Reopened
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.7, 2.8.0, 2.9.0, 2.10.0, 2.11.0
• Component/s: Utilities

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)

• Flags: Important

Language

java

• Assignee: Unassigned
• Reporter: Samraj
• Created: 01/Nov/22 16:32
• Updated: 19/May/24 13:11

Description

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)

Issue Links

• links to: GitHub Pull Request #629