code: public ReadModifyWriteRow adapt(Append append) {
      ReadModifyWriteRow readModifyWriteRow = ReadModifyWriteRow
          .create(bigtableTableName.getTableId(), ByteString.copyFrom(append.getRow()));
      Adapters.APPEND_ADAPTER.adapt(append, readModifyWriteRow);
      return readModifyWriteRow;
    }
docs: <p>adapt.</p>
  
  @param append a {@link Append} object.
  @return a {@link ReadModifyWriteRow} object.