code: @Override
      public Object getMember(String name) {
          switch (name) {
              case "outputMode":
                  return F_outputMode;
              case "trigger":
                  return F_trigger;
              case "queryName":
                  return F_queryName;
              case "format":
                  return F_format;
              case "partitionBy":
                  return F_partitionBy;
              case "option":
                  return F_option;
              case "start":
                  return F_start;
              case "foreach":
                  return F_foreach;
          }
          return super.getMember(name);
      }
docs: get the value of that named property