File list (Check if you may need any files):
超市管理系统
............\pos.mdf
............\pos_log.ldf
............\说明.txt
............\超市信息管理系统
............\................\.classpath
............\................\.project
............\................\DigitDocumnet.class
............\................\DigitDocumnet.java
............\................\DigitDocumnet2.class
............\................\DigitDocumnet2.java
............\................\hs_err_pid2192.log
............\................\主窗口.class
............\................\主窗口.java
............\................\修改和删除商品.class
............\................\修改和删除商品.java
............\................\修改密码.class
............\................\修改密码.java
............\................\录入商品.class
............\................\录入商品.java
............\................\查询商品.class
............\................\查询商品.java
............\................\查询销售情况.class
............\................\查询销售情况.java
............\................\用户管理.class
............\................\用户管理.java
............\................\登录窗口.class
............\................\登录窗口.java
............\................\销售商品.class
............\................\销售商品.java
............\超市管理系统.jar