docs: public TrafficRoute withListenerArns(String... listenerArns) {
          if (this.listenerArns == null) {
              setListenerArns(new com.amazonaws.internal.SdkInternalList<String>(listenerArns.length));
          }
          for (String ele : listenerArns) {
              this.listenerArns.add(ele);
          }
          return this;
      }