code: public ListClustersRequest withClusterStates(String... clusterStates) {
          if (this.clusterStates == null) {
              setClusterStates(new com.amazonaws.internal.SdkInternalList<String>(clusterStates.length));
          }
          for (String ele : clusterStates) {
              this.clusterStates.add(ele);
          }
          return this;
      }
docs: <p>
  The cluster state filters to apply when listing clusters.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setClusterStates(java.util.Collection)} or {@link #withClusterStates(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param clusterStates
  The cluster state filters to apply when listing clusters.
  @return Returns a reference to this object so that method calls can be chained together.
  @see ClusterState