public void init() {
   if (httpClient == null) {
     RequestConfig.Builder requestBuilder = RequestConfig.custom();
     requestBuilder = requestBuilder.setConnectTimeout(bookmakerConfig.getTimeout());
     requestBuilder = requestBuilder.setConnectionRequestTimeout(bookmakerConfig.getTimeout());
     HttpClientBuilder builder = HttpClientBuilder.create();
     builder.setDefaultRequestConfig(requestBuilder.build());
     httpClient = builder.build();
   }
 }