code: public HttpRequest withQueryStringParameters(Map<String, List<String>> parameters) {
          this.queryStringParameters.withEntries(parameters);
          return this;
      }
docs: The query string parameters to match on as a Map<String, List<String>> where the values or keys of each parameter can be either a string or a regex
  (for more details of the supported regex syntax see http://docs.oracle.com/javase/6/docs/api/java/util/regex/Pattern.html)
  
  @param parameters the Map<String, List<String>> object where the values or keys of each parameter can be either a string or a regex