完整版：迷你DVD管理器
.....................\MiniDvd
.....................\.......\.classpath
.....................\.......\.project
.....................\.......\bin
.....................\.......\...\com
.....................\.......\...\...\jb
.....................\.......\...\...\..\minidvd
.....................\.......\src
.....................\.......\...\com
.....................\.......\...\...\jb
.....................\.......\...\...\..\minidvd
.....................\.......\...\...\..\.......\DVDMgr.java
.....................\.......\...\...\..\.......\DVDSet.java
.....................\.......\...\...\..\.......\Start.java
用例1：数据初始化
.................\DVDMgr.java
.................\DVDSet.java
用例2：实现菜单切换
...................\DVDMgr1.java
...................\DVDSet1.java
...................\Start1.java
用例3：实现查看DVD信息
......................\DVDMgr1.java
......................\DVDSet1.java
......................\Start1.java
用例4：实现新增DVD信息
......................\DVDMgr1.java
......................\DVDSet1.java
......................\Start1.java
用例5：实现删除DVD信息
......................\DVDMgr1.java
......................\DVDSet1.java
......................\Start1.java
用例6：实现借出DVD业务处理
..........................\DVDMgr1.java
..........................\DVDSet1.java
..........................\Start1.java
用例7：实现归还DVD业务处理
..........................\DVDMgr1.java
..........................\DVDSet1.java
..........................\Start1.java
用例8：实现借出排行榜（扩展）
.............................\DVDMgr.java
.............................\DVDSet.java
.............................\Start.java