RowModel rowModel = new RowModel(ROW_1);
rowModel.addCell(new CellModel(Bytes.toBytes(COLUMN_1), Bytes.toBytes(VALUE_1)));
rowModel.addCell(new CellModel(Bytes.toBytes(COLUMN_2), Bytes.toBytes(VALUE_2)));
cellSetModel.addRow(rowModel);
rowModel = new RowModel(ROW_2);
rowModel.addCell(new CellModel(Bytes.toBytes(COLUMN_1), Bytes.toBytes(VALUE_3)));
rowModel.addCell(new CellModel(Bytes.toBytes(COLUMN_2), Bytes.toBytes(VALUE_4)));
cellSetModel.addRow(rowModel);
StringWriter writer = new StringWriter();
marshaller.marshal(cellSetModel, writer);
Response response = client.put(path, MIMETYPE_XML,