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public class HTTPUtils {

    public static HTTPReply sendGet(String endpoint) {
        return sendGet(endpoint, null);
    }

    public static HTTPReply sendGet(String endpoint, List<NameValuePair> params) {
        try {
            if(params != null) {
                endpoint += "?" + URLEncodedUtils.format(params, "UTF-8");
            }
            HttpGet httpGet = new HttpGet(endpoint);
            HttpClient httpClient = HttpClientBuilder.create().build();
            HttpResponse httpResponse = httpClient.execute(httpGet);
            return new HTTPReply(httpResponse);
        } catch (Exception e) {
            e.printStackTrace();
            return new HTTPReply(null);
        }
    }

    public static HTTPReply sendPost(String endpoint) {
        return sendPost(endpoint, null);
    }

    public static HTTPReply sendPost(String endpoint, List<NameValuePair> params) {
        try {
            HttpPost httpPost = new HttpPost(endpoint);
            if(params != null) {
                httpPost.setEntity(new UrlEncodedFormEntity(params));
            }

            HttpClient httpClient = HttpClientBuilder.create().build();
            HttpResponse httpResponse = httpClient.execute(httpPost);
            return new HTTPReply(httpResponse);
        } catch (Exception e) {
            e.printStackTrace();
            return new HTTPReply(null);
        }
    }

    public static void sendPostAsync(String endpoint, List<NameValuePair> params) {
        new Thread() {
            @Override
            public void run() {
                sendPost(endpoint, params);
            }
        }.start();
    }

    public static boolean downloadFile(String endpoint, File path) {
        try {
            InputStream inputStream = new URL(endpoint).openStream();
            FileOutputStream fileOutputStream = new FileOutputStream(path);
            IOUtils.copy(inputStream, fileOutputStream);
            IOUtils.closeQuietly(fileOutputStream);
            IOUtils.closeQuietly(inputStream);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }
}