public class DiscordHttpRequestFactory extends SimpleClientHttpRequestFactory
{
    @Override
    public ClientHttpRequest createRequest(URI uri, HttpMethod httpMethod) throws IOException
    {
        ClientHttpRequest request = super.createRequest(uri, httpMethod);
        HttpHeaders headers = request.getHeaders();
        headers.add("User-Agent", "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36");
        headers.add("Connection", "keep-alive");
        return request;
    }

    @Override
    protected void prepareConnection(HttpURLConnection connection, String httpMethod)
            throws IOException {
        super.prepareConnection(connection, httpMethod);
        connection.setInstanceFollowRedirects(false);
        connection.setUseCaches(false);
    }
}