code: private static String readInputStream(final String accessUrl) throws IOException {
  		final URL url = new URL(accessUrl.replace(" ", ""));
  		return readWithStringBuffer(new BufferedReader(new InputStreamReader(url.openConnection().getInputStream(), StandardCharsets.UTF_8)));
  	}
docs: Read input stream.
  
  @param accessUrl
  the access url
  @return the string
  @throws IOException
  Signals that an I/O exception has occurred.