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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;
		}
	}
}