软件项目开发文档

软件项目开发文档项目名称后勤资产管理系统项目委托或下达单位重庆信息技术职业学院项目负责人蒋朝伟项目组成员高才、刘宁、金学成所属院系软件一系专业班级06级软件技术（六）班指导教师黎红星起止日期2008年9月16日至2008年12月23日重庆信息技术职业学院软件学院制2008年12月-1-文档修订历史记录日期说明版本号修订者9月20日明确自己的职责以及了解整个项目进度安排V1.01蒋朝伟9月22日至27日把用户需求转化为软件需求V1.02高才10月01日至10日概要设计文档V1.03刘宁10月15日-10月20日在概要设计的基础上对各个功能模块的进一步细化V1.04金学成10月22日-10月23日修改设计系统V1.05高才10月24日-10月25日修改数据库设计V1.06刘宁12月22日对整个项目的总结V1.1蒋朝伟-2-文档目录1.项目论证······································································································-1-1.1项目概述（目标任务）···········································································-1-1.2项目背景及必要性·················································································-1-1.3项目开发的可行性·················································································-1-2.项目开发计划书·····························································································-3-2.1项目组织·····························································································-3-2.2项目资源·····························································································-3-2.3实施计划·····························································································-3-3.需求分析······································································································-5-3.1软件描述·····························································································-5-3.2功能需求·····························································································-6-3.3性能需求·····························································································-9-3.4运行环境及外部接口需求·······································································-10-3.5设计约束*·························································································-10-4.概要设计·····································································································-11-4.1软件体系结构······················································································-11-4.2可复用资源·························································································-13-5.详细设计·····································································································-14-5.1系统管理····························································································-14-5.2仓库管理····························································································-16-5.3财产管理····························································································-18-5.4房屋管理····························································································-20-6.数据库设计··································································································-23-6.1外部设计*·························································································-23-6.2支持软件····························································································-23-6.3数据库表设计格式说明··········································································-23-6.4数据库模型图*···················································································-27--1-1.项目论证1.1项目概述（目标任务）物资管理是企业管理非常重要的一环，它对企业的发展起着非常举足轻重的作用。由于物资的种类繁多，在各部门进出频繁，使得物资管理变得十分复杂。开发一套完善的物资管理系统不但可以使物资的管理者能够对物资的整个流程状态、库存状况了如指掌，并为决策管理提供科学依据，从而提高了管理水平和工作效率，而且可以使工作人员甩掉手工记账方式，从而最大限度地减少了手工操作带来的失误，达到事半功倍的效果。物资管理系统作为企业管理自动化、规范化的一部分，对提高企业管理效率、提高企业经济效益发挥不可替代的作用。本系统开发目标是写一套完整的后勤资产管理系统,涵盖资产管理中的系统管理,权限管理,资产信息管理,物资采购管理,库存管理,入库、出库管理,借用、调用、领用管理,信息查询统计管理等主要模块,整个系统要求操作方便简单,功能完善,具备商业化气息,除了提供软件程序外还需提供比较完整的开发文档。1.2项目背景及必要性后勤资产管理系统（B/S体系架构），需要实现当前各大后勤资产管理系统所提供的各种主要功能。目前国内各大后勤资产管理系统所提供的主要功能有，用户注册，删除用户，修改用户，仓库管理，物资采购，修改物资信息，删除物资信息，物资入库，物资出库，物资盘点，财产管理，房屋管理，耗材管理，数据备份，系统初始化。但考虑到开发时间和人力资源的具体情况，后勤资产管理系统只是初步实现其中的核心功能，去除了一些超出自己能力范围的一些内容。后勤资产管理系统是企业内部很重要的一个管理事项，但目前企业内的管理，基本上是手工操作或是基于dos下的应用，这样对信息的管理者有诸多不便，有的系统对网络功能的支持程度不是很强，为以后软件升级到互联网带来了麻烦。因此有必要开发一个完全基于网络的管理系统，能在网络环境下实现数据的录入、插入、删除、查询、统计、更新、等功能。实现数字化管理。1.3项目开发的可行性本系统采用JSP，Struts，Hibernate等技术开发，实现一次编写，到处运行。系统的多平台支持。基本上可以在所有平台上的任意环境中开发，在任意环境中进行系统部署，在任意环境中扩展。强大的可伸缩性。从只有一个小的Jar文件就可以Servlet/JSP，到由多台服务器进行集群和负载均衡，到多台Application进行事务处理，多样化和功能强大的开发工具支持。这一点与ASP很像，Java已经有了许多非常优秀的开发工具，而且许多可以免费得到，并且其中许多已经可以顺利的运行于多种平台之下。Struts是实现MVC模式的通用框架，它由四个主要部分组成，模型、视图、控制器和XML文件。模型通常由JavaBean或EJB组件实现，负责处理业务逻辑；视图包括一组JSP文件，这些文件主要由JSP标签或客户化标签构成，它简化了JSP页面的编码工作Hibernate是一种实现对象和关系之间映射（ObjectRelationMapping）的框架。它对JDBC进行了轻量级-2-的对象封装框架Struts+hibernat应用于Web页面开发，有着很强的优势；而Mysql对于中小型的系统来说，是个很好的选择,对一些企业或单位不需要大型的数据库系统就可以用我们的系统。我们结合MVC和本系统的具体特点，把系统分为四个层次：页面表示层，业务逻辑层，数据处理层。Hibernate用来处理数据库的连接，Struts用于逻辑处理。完整的开发技术给系统带来了很大可使用性。结合在乔不斯软件公司培训的经验和技术加强实现后勤管理系统的开发工作可行。随着计算机的发展与普及，以及互联网技术的扩展，日常劳资人事管理必将实现无纸化办公，并且加入到公司内部的Intranet或者是Internet上去，实现数据的共享，这样有管理信息在单位内部的查询，提高了管理的公正和客观性，并且能及时的得到更新，不需要象过去那样浪费大量的人力物力去进行抄写，提高了工作的效率。-3-2.项目开发计划书2.1项目组织2.2项目资源2.2.1人力资源姓名性别部门（班级）在本项目中承担的工作蒋朝伟男重信院06级软技六班组长高才男重信院06级软技六班成员刘宁男重信院06级软技六班成员金学成男重信院06级软技六班成员2.2.2已有开发设施开发地点：重庆信息技术职业学院使用硬件：电脑4台、U盘一个使用软件：Myeclipse、MySQL、SVN、Tomcat6.02.2.3需获取的设施打印机2.3实施计划2.3.1项目开发过程阶段划分蒋朝伟（项目组长）项目计划（全组成员）需求小组（全组成员）分