OnlineBookStore 需求分析说明书 第 3 页 共 46 页
需求分析说明书..................................................................................................1
1 范围.............................................................................................5
1.1 标识..........................................................................................................5
1.2 系统概述....................................................................................................5
1.3 文档概述....................................................................................................5
2 引用文档........................................................................................5
3 项目概述........................................................................................5
3.1 背景和目标.................................................................................................5
3.2 用户的特点.................................................................................................6
3.3 假定和约束.................................................................................................6
4 需求规定........................................................................................7
4.1 功能需求....................................................................................................7
4.1.1 注册,登录模块......................................................................................7
4.1.2 个人信息查看模块...................................................................................7
4.1.3 买书模块...............................................................................................7
4.1.4 系统管理模块.........................................................................................7
4.1.5 订单管理模块.........................................................................................7
4.1.6 财务管理模块.........................................................................................7
4.1.7 书籍管理模块.........................................................................................8
4.1.8 会员管理模块.........................................................................................8
4.1.9 报表显示模块.........................................................................................8
4.1.10 消息发布模块.......................................................................................8
4.2 性能需求....................................................................................................8
4.2.1 精度......................................................................................................8
4.2.2 时间特性要求.........................................................................................8
4.2.3 灵活性...................................................................................................8
4.3 输入输出要求..............................................................................................9
4.4 数据管理能力要求........................................................................................9
4.5 故障处理要求..............................................................................................9
4.6 设计约束....................................................................................................9
4.7 属性..........................................................................................................9
4.7.1 安全性...................................................................................................9
4.7.2 可维护性.............................................................................................10
5 系统分析......................................................................................10
5.1 系统事件..................................................................................................10
5.1.1 前台会员事件.......................................................................................10
5.1.2 后台书籍管理员事件..............................................................................11
5.1.3 后台财务管理员事件..............................................................................12
5.1.4 后台顾客管理员事件..............................................................................13
5.1.5 后台消息管理员事件..............................................................................13
软件学院 LZZZ Software Engineering Project 2021-8-5