最终版本
........\.classpath
........\.project
........\bin
........\...\About$1.class
........\...\About.class
........\...\CommodityInputFrame$1.class
........\...\CommodityInputFrame$2.class
........\...\CommodityInputFrame$3.class
........\...\CommodityInputFrame.class
........\...\CommodityQueryFrame
........\...\CommodityQueryFrame$1.class
........\...\CommodityQueryFrame$2.class
........\...\CommodityQueryFrame.class
........\...\HelpFrame$1.class
........\...\HelpFrame.class
........\...\LoginFrame$1.class
........\...\LoginFrame$2.class
........\...\LoginFrame$3.class
........\...\LoginFrame.class
........\...\MainFrame$1.class
........\...\MainFrame$2.class
........\...\MainFrame$3.class
........\...\MainFrame$4.class
........\...\MainFrame$5.class
........\...\MainFrame$6.class
........\...\MainFrame$7.class
........\...\MainFrame$8.class
........\...\MainFrame$9.class
........\...\MainFrame.class
........\...\MainPane.class
........\...\SystemMenu.class
........\...\UseManagerFrame$1.class
........\...\UseManagerFrame$2.class
........\...\UseManagerFrame$3.class
........\...\UseManagerFrame$4.class
........\...\UseManagerFrame$5.class
........\...\UseManagerFrame.class
........\...\VipInputFrame$1.class
........\...\VipInputFrame$2.class
........\...\VipInputFrame$3.class
........\...\VipInputFrame.class
........\...\VipQuery.class
........\...\VipQueryFrame$1.class
........\...\VipQueryFrame$2.class
........\...\VipQueryFrame.class
........\...\VipShoppingFrame$1.class
........\...\VipShoppingFrame$2.class
........\...\VipShoppingFrame$3.class
........\...\VipShoppingFrame$4.class
........\...\VipShoppingFrame$5.class
........\...\VipShoppingFrame.class
........\example.bak
........\lib
........\...\sqljdbc.jar
........\src
........\...\About.java
........\...\CommodityInputFrame.java
........\...\CommodityQueryFrame
........\...\CommodityQueryFrame.java
........\...\HelpFrame.java
........\...\LoginFrame.java
........\...\MainFrame.java
........\...\MainPane.java
........\...\SystemMenu.java
........\...\UseManagerFrame.java
........\...\VipInputFrame.java
........\...\VipQuery.java
........\...\VipQueryFrame.java
........\...\VipShoppingFrame.java