private
    val KtFile.normalizedPath: String?
        get() = virtualFile.canonicalPath?.let { normaliseFileSeparators(it) }

    private
    val ApiSourceFile.normalizedPath: String
        get() = normaliseFileSeparators(currentFile.canonicalPath)

            throw new IllegalArgumentException("File path cannot be empty");
        }
        try {
            final Path filePath = Paths.get(path).normalize();
            final String normalizedPath = filePath.toString();
            if (normalizedPath.contains("..")) {
                throw new IllegalArgumentException("Invalid file path");
            }
            final File file = filePath.toFile();