摘 要
一直以来我国的经济、科技都在不断的发展，人们的生活水平也都不断的提高。人们的生活消费方式也在不断的变化着。拿购物来说，现代的人们也都追赶时髦开始了网购。网络商家的竞争也是如火如荼的进行着。本设计根据现有的网上购物现状而设计开发的网上商城系统的设计与实现。通过这个系统不但可以扩大商家的规模和市场影响力，同时可以减少企业的经营成本，提高工作效率，也方便了消费者购物。
现代化的网购形式和以往传统的购物方式相比具有极其强大的优势。由于电脑的普及，家家户户都有了电脑可以上网，这就使得网上购物在人们的生活中传播的更快了，越来越多的人喜欢甚至习惯了网上购物所带来的方便性、快捷性，在节省时间的同时也可以货比三家，比比质量、比比价格，买到更放心更便宜的商品。网上购物不仅方便了广大用户，同时也可以大大提高了商家商品的交易效率，为商家节省了不必要的人员开支，节省了时间，同时还可以通过网站留言和买家用户沟通，达到更好的服务效果。所以，此系统开发后必将会受到越来越多用户及商家的好评，将会有越来越多的商家应用此系统，系统必将获得迅速的发展，具有实际意义。
本文以网上商城为例，阐述网上商城系统的开发与设计。系统采用JAVA为开发语言，JSP作为前台的页面显示，以mysql作为数据库，MyEclipse为开发工具。系统页面友好，简洁大方，通俗易懂，无论是用户还是商家都比较容易上手操作。
关键词：网上商城系统的设计与实现，JAVA，MyEclipse
Design and implementation of online shopping system
Abstract
Since China's economy, science and technology in the unceasing development, people's living standard is improving constantly. People's consumption patterns are constantly changing. Take shopping; modern people are catching up with the Joneses started online shopping. The network business competition is like a raging fire of. This design according to the present situation of online shopping and online store system based on JAVA development. Through this system can not only expand the business scale and market influence, and can reduce the operating costs of enterprises, improve work efficiency, but also convenient for shopping.
The modern form of online shopping and traditional shopping way has extremely strong advantage. As the popularity of computer, each and every family has a computer, can the Internet, faster which makes online shopping spread in people's life, more and more people like even used convenient, fast online shopping brings, saving in time also can goods than three, than quality, than price, buy more at the cheaper goods. Online shopping is not only convenient for users, but also can greatly improve the efficiency of business transactions, save unnecessary personnel costs for businesses, saving time, also can be through the web site message and buyers to user communication, to achieve better service effect. Therefore, this system will be more and more users and merchants of praise, there will be more and more application business of this system, and system will get rapid development, practical significance.
Since China's entry into the WTO, more and more traditional enterprises to further recognize the inevitable trend of economic development of the enterprise is based on network, globalization as the main characteristic. And e-commerce enterprises have become a necessary condition for enterprise development in line with international standards. Over the years, the state attaches great importance to the information construction of enterprises, and has done a lot of work, but at present the enterprise began to implement the information share is less than 20%. So the cosmetics sales system is a very urgent demand.
In this paper, online store sales for example, describe the development and design of online shop sales system. System uses JAVA as the development language, JSP as a front page display, to MySQL as a database and MyEclipse as the development tool. The system page friendly, simple and generous, easy to understand, either the user or the businesses are relatively easy to use in operation.
Keywords: Design and implementation of online shopping system, JAVA, MyEclipse
功能模块设计
购物车功能模块设计
会员登录系统后看到自己喜欢的商品可以添加购物车，添加后也可以从购物车删除商品，然后继续挑选商品；可以在购物车中直接修改数量，还可以修改购物车中某个商品的数量，统计商品总金额。
管理员添加商品模块设计
管理员可以在后台添加商品，添加后可以修改或是删除，添加商品
后台页面设计
管理员在后台管理商品信息、商品类别、特价商品管理、会员订单管理、会员管理等 ：
前台页面设计
在系统前台中用户可以注册、登录、浏览搜索商品信息、查看商品类别、网站简介、添加购物车、查看订单、修改个人资料等
目 录
1 绪论 1
1.1 课题背景 1
1.2 目的与意义 1
1.3 课题研究主要内容 2
1.3.1 管理员功能 2
1.3.2 用户功能 2
1.4 国内外现状 2
2 需求分析 3
2.1 业务流程分析 3
2.2 功能需求分析 3
2.3 数据需求分析 4
2.4 数据字典分析 5
2.5 系统E-R图 7
2.6 关键技术介绍 11
2.6.1 JAVA技术介绍 11
2.6.2 tomcat介绍 13
2.6.3 mysql简介 13
3 系统设计 15
3.1 系统概要设计 15
3.1.1 系统结构图 15
3.1.2 功能层次图 15
3.2 功能模块设计 15
3.2.1 购物车功能模块设计 15
3.2.2 管理员添加商品模块设计 16
3.3 页面设计 17
3.3.1 后台页面设计 17
3.3.2 前台页面设计 18
4 系统实现 19
4.1 数据库连接的实现 19
4.2 功能模块实现 19
4.2.1 用户注册功能模块实现 19
4.2.2 商品查看模块实现 21
4.3 页面实现 23
4.3.1 用户登录页面实现 23
4.3.2 购物车页面实现 24
4.3.3 查看订单页面实现 26
4.3.4 留言板页面实现 28
4.3.5 修改个人信息页面实现 30
4.3.6 商品管理页面实现 31
4.3.7 后台订单处理实现 33
5 系统测试 36
5.1 测试原理 36
5.2 测试结果分析 36
6 结论 37
参 考 文 献 38
致 谢 39