    public static void main(String[] args) {

        // Will serve all static file are under "/public" in classpath if the route isn't consumed by others routes.
        staticFiles.location("/public");

        get("/hello", (request, response) -> {
            return "Hello World!";
        });
    }
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.