"bytes=" + bytesDownloaded + "-" + (bytesDownloaded + chunkSize - 1));
if (backOffPolicyEnabled) {
// Set ExponentialBackOffPolicy as the BackOffPolicy of the HTTP Request which will
// retry the same request again if there is a server error.
request.setBackOffPolicy(new ExponentialBackOffPolicy());
}
HttpResponse response = request.execute();
AbstractInputStreamContent.copy(response.getContent(), outputStream);