private ChainBuilder <HttpResponseInterceptor> GetResponseChainBuilder()
 {
     if (responseChainBuilder == null)
     {
         responseChainBuilder = new ChainBuilder <HttpResponseInterceptor>();
     }
     return(responseChainBuilder);
 }
 private ChainBuilder <IHttpRequestInterceptor> GetRequestChainBuilder()
 {
     if (requestChainBuilder == null)
     {
         requestChainBuilder = new ChainBuilder <IHttpRequestInterceptor>();
     }
     return(requestChainBuilder);
 }