How To Get File Exntensiopn In Java Code Example

Snippet 1
      private static String getFileExtension(File file) {
        String extension = "";
 
        try {
            if (file != null && file.exists()) {
                String name = file.getName();
                extension = name.substring(name.lastIndexOf("."));
            }
        } catch (Exception e) {
            extension = "";
        }
 
        return extension;
 
    } 

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