/** * hbaseのsc_item_dataのrow-keyを生成する * * @param shopID 店舗ID * @param itemID 商品ID * @return row-key */ public static byte[] encodeRowkey(int shopID, int itemID) { if (shopID == -1 || itemID == -1) { return new byte[0]; } // row key: shop_id + item_id byte[] bshopid = ByteArray.toByte32Radix(shopID, SIZE_OF_SHOP_ID_32); byte[] bitemid = ByteArray.toByte32Radix(itemID, SIZE_OF_ITEM_ID_32); byte[] rowKey = ByteArray.concatenate(bshopid, bitemid); return rowKey; }