摘要：随着互联网的发展，互联网+的思想改变着人生活的方方面面，在学校里，安全，快捷，方便的校园局域网为学生之间的交流提供了良好的网络支持。

该系统充分发挥了校园的特点和优势，根据学校进行精准学院划分，建设一个以校园网络为平台，二手书为主的校园二手书交易系统。开发用到Intellij IDEA，基于Java语言的SSH框架，使用HTML5.0、CSS3.0、JS、JSP技术、MySQL数据库。在学生进入商城后，实现二手书的展示、扫描、查询，并且通过商家可以完成对用户、种类、数量的管理，保证网站正常运营。48704

于此同时、考虑到系统的推广，微信是移动互联网时代出现的新兴媒体，极大的减少了商城的推广和宣传费用。并且也可以调用微信提供的实用接口，在用户程序的同时也优化了用户访问网站的流程

毕业论文关键词：微信；二手书；Java；MySQL

College students' secondhand book mall system based on WeChat platform

Abstract: With the development of Internet, Internet + thought changing every aspect of people lives, at school, safe, quick, convenient campus local area network for communication between students provides a good support network.

The system give full play to the characteristics and advantages of the campus, college of accurate classification, according to the school to build a platform based on campus network, mainly second-hand book campus second-hand book trading system. Development use Intellij IDEA, SSH framework based on Java language, using HTML5.0, CSS3.0, JS, JSP technology and MySQL database. After the students enter the mall, realization of second-hand book display, scanning, query, and by businesses can complete the management of the user, type and quantity, ensure that the normal operation of the site.

At the same time, considering the system of promotion, WeChat emergence of new media is the mobile Internet era, greatly reducing the mall promotion and publicity expenses. And also can be called WeChat provide practical interface, the user program and optimize the process of user access to web sites

Keywords: Wechat; Second-hand book; Java;MySQL

目录

摘要 i

Abstract ii

1 绪论 - 5 -

1.1 课题背景 - 5 -

1.2 目的和意义 - 5 -

1.3 系统设计思想 - 6 -

2 需求分析及系统设计 - 7 -

2.1 软件需求分析 - 7 -

2.2 基于微信的二手书商城需求分析 - 7 -

2.2.1 系统基本情况描述 - 7 -

2.2.2 数据流图设计 - 7 -

2.2.3 数据字典的设计 - 7 -

2.2.4 二手书网络交易系统的安全问题 - 8 -

2.3 可行性分析 - 8 -

2.3.1 经济可行性 - 8 -

2.3.2 技术可行性 - 9 -

2.3.3 支付可行性 - 10 -

2.4 市场定位分析 - 10 -

3 总体设计 2

3.1 系统模块总体设计 2

3.2 数据库设计 3

3.2.1 数据库设计的特点 3

3.2.2 E-R图的设计