Merge remote-tracking branch 'origin/branch_cwf' into branch_cwf

Supermarket/src/com/lingnan/supermarket/dao/impl/inOrderServiceImpl.java

@@ -52,9 +52,10 @@ public class inOrderServiceImpl implements inOrderService{
 
 		try {
 			// 准备SQL语句，根据订单号查找特定的订单
-			preparedStatement = conn.prepareStatement("select * from inOrder where iNumber = ?");
+			preparedStatement = conn.prepareStatement("select * from inOrder where iNumber = ?");    //根据订单号查询订单
 			preparedStatement.setString(1, iNumber); // 设置订单号参数
 			resultSet = preparedStatement.executeQuery(); // 执行查询
+			// 设置查询到的订单的属性到InOrder对象中
 			if (resultSet.next()) { // 如果找到对应记录
 				// 从结果集中获取属性并设置到inOrder对象
 				inOrder.setiNumber(resultSet.getString("iNumber"));