docs: public DescribeEventCategoriesResult withEventCategoriesMapList(EventCategoriesMap... eventCategoriesMapList) {
          if (this.eventCategoriesMapList == null) {
              setEventCategoriesMapList(new com.amazonaws.internal.SdkInternalList<EventCategoriesMap>(eventCategoriesMapList.length));
          }
          for (EventCategoriesMap ele : eventCategoriesMapList) {
              this.eventCategoriesMapList.add(ele);
          }
          return this;
      }