public void visit(File root, ClasspathEntryVisitor visitor) throws IOException, FileException {
        FileMetadata fileMetadata = stat.stat(root);
        if (fileMetadata.getType() == FileType.RegularFile) {
            visitJarContents(root, visitor);
        } else if (fileMetadata.getType() == FileType.Directory) {
            visitDirectoryContents(root, visitor);
        }
    }