Google Drive API: list files with no parent

Question

The files in Google domain that I administer have gotten into a bad state; there are thousands of files residing in the root directory. I want to identify these files and mo

Answer 1

Brute, but simple and it works..

    do {
        try {
            FileList files = request.execute();

            for (File f : files.getItems()) {
                if (f.getParents().size() == 0) {
                        System.out.println("Orphan found:\t" + f.getTitle());

                orphans.add(f);
                }
            }

            request.setPageToken(files.getNextPageToken());
        } catch (IOException e) {
            System.out.println("An error occurred: " + e);
            request.setPageToken(null);
        }
    } while (request.getPageToken() != null
            && request.getPageToken().length() > 0);