这是我学java时做的小作业，完全是自己用图形类搞一个动物园管理系统，很小，就是可以添加，删除一些动物目录，用于教学。本人原创，可是高分作业啊：对想学图形界面的同学很有帮助的。-This is when I learn java to do a small operation, complete with their own graphics on a zoo-type management system, very small, which means people can add, dele