setOnlyIf(element -> parentTask.get().getLicensesDir() != null);
    }

    @TaskAction
    public void updateShas() throws NoSuchAlgorithmException, IOException {
        Set<File> shaFiles = parentTask.get().getShaFiles();

        for (File dependency : parentTask.get().getDependencies()) {
            String jarName = dependency.getName();
            File shaFile = parentTask.get().getShaFile(jarName);