/** {@inheritDoc} */
 @Override
 public ListenableFuture<ReadModifyWriteRowResponse> readModifyWriteRowAsync(
     ReadModifyWriteRowRequest request) {
   return getUnaryFuture(request, readWriteModifyRpc, request.getTableName());
 }
 /** {@inheritDoc} */
 @Override
 public ReadModifyWriteRowResponse readModifyWriteRow(ReadModifyWriteRowRequest request) {
   return getBlockingUnaryResult(request, readWriteModifyRpc, request.getTableName());
 }