code: public ListClustersResult withClusterArns(String... clusterArns) {
          if (this.clusterArns == null) {
              setClusterArns(new com.amazonaws.internal.SdkInternalList<String>(clusterArns.length));
          }
          for (String ele : clusterArns) {
              this.clusterArns.add(ele);
          }
          return this;
      }
docs: <p>
  The list of full Amazon Resource Name (ARN) entries for each cluster associated with your account.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setClusterArns(java.util.Collection)} or {@link #withClusterArns(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param clusterArns
  The list of full Amazon Resource Name (ARN) entries for each cluster associated with your account.
  @return Returns a reference to this object so that method calls can be chained together.