Description: Simple shopping system, add a query, delete, administrator login, add merchandise, customer login, check the goods to achieve shopping function
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File list (Check if you may need any files):
shop
....\.classpath
....\.project
....\Add.java
....\Buy.java
....\CheckDd.java
....\CheckRy.java
....\CheckSp.java
....\DdEntity.java
....\Regist.java
....\Registsuccess.java
....\RyEntity.java
....\Service.java
....\ServiceImpl.java
....\ShopMain.java
....\ShowDd.java
....\SpEntity.java
....\WeAdmin.java
....\WeFrame.java
....\WelGuest.java