code: public java.util.List<NodeSnapshot> getNodeSnapshots() {
          if (nodeSnapshots == null) {
              nodeSnapshots = new com.amazonaws.internal.SdkInternalList<NodeSnapshot>();
          }
          return nodeSnapshots;
      }
docs: <p>
  A list of the cache nodes in the source cluster.
  </p>
  
  @return A list of the cache nodes in the source cluster.