简单的java地铁售票系统，数据库部分需要自己设计，测试时可以注释掉数据库操作-Java simple subway ticketing system, the database part of the need to design, test, comment out the database operations can be

地铁售票系统，基于Java代码下的十分简单的地铁售票系统，没有前端界面，只有后端程序的那种(The subway ticketing system, based on a very simple subway ticketing system under Java code, has no front-end interface, only the back end program.)