code: public RestRequestBuilder<B, R> addQueryParam( String name, Object[] values ) {
          if ( null != values ) {
              List<Object> allValues = getQueryParams( name );
              for ( Object value : values ) {
                  allValues.add( value );
              }
          }
          return this;
      }
docs: Add a query parameter. If a null or empty array is passed, the param is ignored.
  
  @param name Name of the parameter
  @param values Value of the parameter
  
  @return this builder