code: public byte[] simpleGetBytes(String url) throws IOException {
  		final AtomicReference<byte[]> bytes = new AtomicReference<>();
  		simpleGetInternal(url, inputStream -> {
              try {
                  bytes.set(IOUtils.toByteArray(inputStream));
              } catch (IOException e) {
                  throw new IllegalStateException(e);
              }
          }, null);
  
  		return bytes.get();
  	}
docs: Perform a simple get-operation and return the resulting byte-array.
  
  @param url The URL to query
  @return The data returned when retrieving the data from the given url.
  @throws IOException if the HTTP status code is not 200.