校园二手物品交易系统的设计与开发

数学与计算机科学学院摘要自中国加入WTO以来，经济稳速增长，相比上个世纪，有了翻天覆地的变化。中国人民的物质生活有了比较明显的提高，大家的购买力也随之提高。自2000年以来，互联网已经彻底改变人们购物形态，网购渗透率日益提高。本文所设计的就是一个基于SSM框架开发的一个功能较为完整、全面的网上二手交易商城。面向的对象是大学生群体，用于交易二手物品，减少浪费，和国家节能减排政策遥相呼应。近些年，国家经济增速由以前的爆发式增长，变为缓慢增长，二手物品的交易市场越来越大。本文所描述的系统基于J2EE平台和B/S设计模式。开发工具使用基于Jva的IntelliJ idea。JDK版本为1.8，数据库使用MySQL5.7.4,项目管理工具使用的是Maven。服务器使用tomcata8.5.5,并采用流行的SSM框架和前端技术，如JavaScript、Ajax和jQuery,,Thymeleaf等。本系统有前端展示系统和后端管理系统，前端主要面向消费者（在校大学生)。前端显示系统的功能包括：1新用户注册2用户登录3按产品名称搜索产品4查看产品详细信息5修改用户信息6在已经发布的商品下面留言在校大学生（大一至大四）可以注册、登录，然后搜索商品。由于本系统是面向赣南师范大学的校园二手交易系统，为了防止出现诈骗的情况，大家都是在卖家发布的商品下面评价，留下双方的联系方式，然后买家和卖家线下见面进行交易。后台管理系统主要面向管理员，其主要功能包括：1用户信息管理2商品管理管理员可以对账号进行冻结，编辑和删除的操作，如果发现异常账号可以暂时冻结账号。管理员还可以将用户权限从普通用户修改为管理用户。本课题灵感来源于阿里巴巴旗下的闲鱼。关键词：网上二手交易商城、JAVA、SSM、MySqI、Tomcat、JS、AjaxAbstractSince China's accession to the WTO,the economy has grown steadily and there havebeen sweeping changes compared to the last century.The material life of theChinese people has improved more significantly,and so has everyone's purchasingpower.Since 2000,the Internet has revolutionized people's shopping patterns andthe penetration of online shopping is increasing.What we design in this paper is amore complete and comprehensive online second-hand trading mall based on SSMframework.It is designed for college students to trade second-hand goods,reducewaste,and echo the national energy-saving and emission reduction policy.In recentyears,the national economic growth rate has changed from the previous explosivegrowth to slow growth,and the trading market of second-hand goods is gettingbigger and bigger.The system described in this paper is based on J2EE platform and B/S design pattern.The development tool uses Java-based IntelliJ IDEA.The JDK version is 1.8,thedatabase uses MySQL 5.7.4,and the project management tool uses Maven.Theserver uses Tomcat 8.5.5,and adopts popular SSM framework and front-endtechnologies,such as JavaScript,Ajax and jQuery,Thymeleaf,etc.The system has a front-end display system and back-end management system,thefront-end is mainly for consumers(college students).The front-end display system provides the following functions:1 New userregistration 2 User login 3 Search for products by product name 4 View productdetails 5 Modify user information 6 Leave a message under published productsCollege students (freshmen to seniors)can register,log in,and search for products.Since this system is for gannan Normal University campus second-hand tradingsystem,in order to prevent fraud,we are in the seller released goods below theevaluation,leaving the contact information of both parties,and then buyers andsellers meet offline transactions.Background management system mainly for administrators,its main functionsinclude:1 user information management 2 commodity managementThe administrator can freeze,edit,and delete an account.If an abnormal account isfound,the administrator can temporarily freeze the account.The administrator canalso change the rights of a user from a common user to an administr