final long checksum = FileHelper.getChecksum(file);
final long size = FileHelper.getSize(file);
file.setProperty(File.checksum, checksum);
file.setProperty(File.size, size);
file.increaseVersion();
getWebSocket().removeFileUploadHandler(uuid);
logger.log(Level.FINE, "File upload finished. Checksum: {0}, size: {1}", new Object[]{ checksum, size });