code: public java.util.List<CacheCluster> getCacheClusters() {
          if (cacheClusters == null) {
              cacheClusters = new com.amazonaws.internal.SdkInternalList<CacheCluster>();
          }
          return cacheClusters;
      }
docs: <p>
  A list of clusters. Each item in the list contains detailed information about one cluster.
  </p>
  
  @return A list of clusters. Each item in the list contains detailed information about one cluster.