src\supermarket\client\Client.java
...\...........\......\StartClient.java
...\...........\entity\Goods.java
...\...........\......\User.java
...\...........\server\ServerService.java
...\...........\util\Const.java
...\...........\....\Datas.java
...\...........\client
...\...........\entity
...\...........\server
...\...........\util
...\supermarket
src